diff --git a/src/agentkit/skills/base.py b/src/agentkit/skills/base.py
index 88b7d2b..8b7a838 100644
--- a/src/agentkit/skills/base.py
+++ b/src/agentkit/skills/base.py
@@ -4,7 +4,6 @@ from __future__ import annotations
 
 import logging
 from dataclasses import dataclass, field
-from typing import Any
 
 from agentkit.core.config_driven import AgentConfig
 from agentkit.core.exceptions import ConfigValidationError
@@ -66,27 +65,27 @@ class SkillConfig(AgentConfig):
         task_mode: str = "llm_generate",
         supported_tasks: list[str] | None = None,
         max_concurrency: int = 1,
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         prompt: dict[str, str] | None = None,
-        llm: dict[str, Any] | None = None,
+        llm: dict[str, object] | None = None,
         tools: list[str] | None = None,
-        memory: dict[str, Any] | None = None,
+        memory: dict[str, object] | None = None,
         custom_handler: str | None = None,
         # v2 新增字段
-        intent: dict[str, Any] | None = None,
-        quality_gate: dict[str, Any] | None = None,
+        intent: dict[str, object] | None = None,
+        quality_gate: dict[str, object] | None = None,
         execution_mode: str = "react",
         max_steps: int = 5,
-        evolution: dict[str, Any] | None = None,
+        evolution: dict[str, object] | None = None,
         # v3 新增字段：SKILL.md 支持
         skill_md_path: str | None = None,
         disclosure_level: int = 1,  # 默认全量加载，向后兼容；0=概要模式需显式指定
         # v4 新增字段：依赖声明、能力标签
-        dependencies: list[dict[str, Any] | DependencyDecl] | None = None,
-        capabilities: list[str | dict[str, Any] | CapabilityTag] | None = None,
+        dependencies: list[dict[str, object] | DependencyDecl] | None = None,
+        capabilities: list[str | dict[str, object] | CapabilityTag] | None = None,
         # v5 新增字段：对齐守卫
-        alignment: dict[str, Any] | None = None,
+        alignment: dict[str, object] | None = None,
         # v6 新增字段：ReWOO fallback 策略（YAML 可配置）
         fallback_strategies: list[str] | None = None,
         # v7 新增字段：激活前置条件 + 来源标记（SkillHarness preconditions / provenance）
@@ -163,7 +162,7 @@ class SkillConfig(AgentConfig):
 
     @staticmethod
     def _parse_dependencies(
-        raw: list[dict[str, Any] | DependencyDecl],
+        raw: list[dict[str, object] | DependencyDecl],
     ) -> list[DependencyDecl]:
         """解析依赖声明列表，支持 dict 或 DependencyDecl 实例"""
         result: list[DependencyDecl] = []
@@ -178,7 +177,7 @@ class SkillConfig(AgentConfig):
 
     @staticmethod
     def _parse_capabilities(
-        raw: list[str | dict[str, Any] | CapabilityTag],
+        raw: list[str | dict[str, object] | CapabilityTag],
     ) -> list[CapabilityTag]:
         """解析能力标签列表，支持 str / dict / CapabilityTag 实例"""
         result: list[CapabilityTag] = []
@@ -194,7 +193,7 @@ class SkillConfig(AgentConfig):
         return result
 
     @classmethod
-    def from_dict(cls, data: dict[str, Any]) -> "SkillConfig":
+    def from_dict(cls, data: dict[str, object]) -> "SkillConfig":
         """从字典创建配置"""
         return cls(
             name=data["name"],
@@ -241,7 +240,7 @@ class SkillConfig(AgentConfig):
             )
         return cls.from_dict(data)
 
-    def to_dict(self) -> dict[str, Any]:
+    def to_dict(self) -> dict[str, object]:
         """序列化为字典，包含 v2 字段"""
         d = super().to_dict()
         d["intent"] = {
diff --git a/src/agentkit/skills/geo_pipeline.py b/src/agentkit/skills/geo_pipeline.py
index d13dd1e..950c7d2 100644
--- a/src/agentkit/skills/geo_pipeline.py
+++ b/src/agentkit/skills/geo_pipeline.py
@@ -10,7 +10,6 @@ import asyncio
 import logging
 import uuid
 from dataclasses import dataclass, field
-from typing import Any
 
 from agentkit.core.protocol import TaskMessage
 from agentkit.core.shared_workspace import SharedWorkspace
@@ -42,7 +41,7 @@ class PipelineStepResult:
     step_name: str
     skill: str
     status: str  # "success", "failed", "skipped"
-    output: dict[str, Any] | None = None
+    output: dict[str, object] | None = None
     error: str | None = None
     duration_ms: float = 0
 
@@ -54,7 +53,7 @@ class PipelineResult:
     pipeline_name: str
     execution_id: str
     steps: list[PipelineStepResult]
-    final_output: dict[str, Any] | None
+    final_output: dict[str, object] | None
     success: bool
     total_duration_ms: float
 
@@ -79,7 +78,7 @@ class GEOPipeline:
         name: str,
         steps: list[PipelineStep],
         skill_registry: SkillRegistry | None = None,
-        agent_pool: Any = None,
+        agent_pool: object = None,
         workspace: SharedWorkspace | None = None,
     ):
         self.name = name
@@ -92,9 +91,9 @@ class GEOPipeline:
     @classmethod
     def from_config(
         cls,
-        config: dict[str, Any],
+        config: dict[str, object],
         skill_registry: SkillRegistry | None = None,
-        agent_pool: Any = None,
+        agent_pool: object = None,
         workspace: SharedWorkspace | None = None,
     ) -> GEOPipeline:
         """从 YAML 配置创建 Pipeline
@@ -136,7 +135,7 @@ class GEOPipeline:
             workspace=workspace,
         )
 
-    async def execute(self, input_data: dict[str, Any]) -> PipelineResult:
+    async def execute(self, input_data: dict[str, object]) -> PipelineResult:
         """执行 Pipeline
 
         Args:
@@ -150,7 +149,7 @@ class GEOPipeline:
         start_time = time.monotonic()
         execution_id = str(uuid.uuid4())[:8]
         step_results: list[PipelineStepResult] = []
-        step_outputs: dict[str, dict[str, Any]] = {}
+        step_outputs: dict[str, dict[str, object]] = {}
 
         # Store initial input in workspace
         await self._workspace.write(
@@ -227,8 +226,8 @@ class GEOPipeline:
     async def _execute_step(
         self,
         step: PipelineStep,
-        input_data: dict[str, Any],
-        step_outputs: dict[str, dict[str, Any]],
+        input_data: dict[str, object],
+        step_outputs: dict[str, dict[str, object]],
         execution_id: str,
         saga: SagaOrchestrator,
     ) -> PipelineStepResult:
@@ -294,8 +293,8 @@ class GEOPipeline:
             )
 
     async def _execute_skill(
-        self, skill_name: str, input_data: dict[str, Any]
-    ) -> dict[str, Any]:
+        self, skill_name: str, input_data: dict[str, object]
+    ) -> dict[str, object]:
         """执行 Skill"""
         if self._agent_pool:
             agent = self._agent_pool.get_agent(skill_name)
@@ -361,9 +360,9 @@ class GEOPipeline:
     def _map_input(
         self,
         step: PipelineStep,
-        input_data: dict[str, Any],
-        step_outputs: dict[str, dict[str, Any]],
-    ) -> dict[str, Any]:
+        input_data: dict[str, object],
+        step_outputs: dict[str, dict[str, object]],
+    ) -> dict[str, object]:
         """根据 input_mapping 构建步骤输入
 
         映射格式: {"target_key": "source_path"}
@@ -379,7 +378,7 @@ class GEOPipeline:
                     merged.update(step_outputs[dep])
             return merged
 
-        mapped: dict[str, Any] = {}
+        mapped: dict[str, object] = {}
         for target_key, source_path in step.input_mapping.items():
             value = self._resolve_mapping_path(source_path, input_data, step_outputs)
             if value is not None:
@@ -390,9 +389,9 @@ class GEOPipeline:
     @staticmethod
     def _resolve_mapping_path(
         path: str,
-        input_data: dict[str, Any],
-        step_outputs: dict[str, dict[str, Any]],
-    ) -> Any:
+        input_data: dict[str, object],
+        step_outputs: dict[str, dict[str, object]],
+    ) -> object:
         """解析映射路径"""
         if path.startswith("$.input."):
             key = path[len("$.input."):]
@@ -416,7 +415,7 @@ class GEOPipeline:
         return None
 
     def _evaluate_condition(
-        self, condition: str, input_data: dict[str, Any], step_outputs: dict[str, Any]
+        self, condition: str, input_data: dict[str, object], step_outputs: dict[str, object]
     ) -> bool:
         """评估条件表达式"""
         import re
@@ -435,9 +434,9 @@ class GEOPipeline:
 
     def _build_final_output(
         self,
-        step_outputs: dict[str, dict[str, Any]],
-        input_data: dict[str, Any],
-    ) -> dict[str, Any]:
+        step_outputs: dict[str, dict[str, object]],
+        input_data: dict[str, object],
+    ) -> dict[str, object]:
         """构建最终输出"""
         final = {"input": input_data}
         for step_name, output in step_outputs.items():
diff --git a/src/agentkit/skills/pipeline.py b/src/agentkit/skills/pipeline.py
index d5b7972..a7d2985 100644
--- a/src/agentkit/skills/pipeline.py
+++ b/src/agentkit/skills/pipeline.py
@@ -8,9 +8,8 @@
 
 import logging
 import re
-from typing import Any, Callable, Coroutine
+from typing import Callable, Coroutine
 
-from agentkit.skills.base import Skill, SkillConfig
 from agentkit.skills.registry import SkillRegistry
 
 logger = logging.getLogger(__name__)
@@ -28,7 +27,7 @@ class SkillPipeline:
     def __init__(
         self,
         name: str,
-        steps: list[dict[str, Any]],
+        steps: list[dict[str, object]],
         skill_registry: SkillRegistry | None = None,
     ):
         """
@@ -43,9 +42,9 @@ class SkillPipeline:
 
     async def execute(
         self,
-        input_data: dict[str, Any],
+        input_data: dict[str, object],
         agent_factory: Callable[..., Coroutine] | None = None,
-    ) -> dict[str, Any]:
+    ) -> dict[str, object]:
         """顺序执行 Pipeline 中所有步骤
 
         Args:
@@ -57,8 +56,8 @@ class SkillPipeline:
             包含 pipeline 名称、各步骤结果和最终输出的字典
         """
         success = True
-        current_input: dict[str, Any] = input_data
-        results: list[dict[str, Any]] = []
+        current_input: dict[str, object] = input_data
+        results: list[dict[str, object]] = []
 
         for i, step_def in enumerate(self._steps):
             skill_name = step_def["skill_name"]
@@ -112,9 +111,9 @@ class SkillPipeline:
     async def _execute_skill(
         self,
         skill_name: str,
-        input_data: dict[str, Any],
+        input_data: dict[str, object],
         agent_factory: Callable[..., Coroutine] | None = None,
-    ) -> dict[str, Any]:
+    ) -> dict[str, object]:
         """执行单个 Skill
 
         优先使用 agent_factory，其次通过 SkillRegistry 查找 Skill 并创建 Agent 执行。
@@ -152,8 +151,8 @@ class SkillPipeline:
     def _evaluate_condition(
         self,
         condition: str,
-        current_input: dict[str, Any],
-        results: list[dict[str, Any]],
+        current_input: dict[str, object],
+        results: list[dict[str, object]],
     ) -> bool:
         """评估简单条件表达式
 
@@ -180,10 +179,10 @@ class SkillPipeline:
         return False
 
     @staticmethod
-    def _resolve_path(path: str, data: dict[str, Any]) -> Any:
+    def _resolve_path(path: str, data: dict[str, object]) -> object:
         """解析点号路径，如 'output.score'"""
         parts = path.split(".")
-        obj: Any = data
+        obj: object = data
         for part in parts:
             if isinstance(obj, dict):
                 obj = obj.get(part)
@@ -193,15 +192,15 @@ class SkillPipeline:
 
     def _map_input(
         self,
-        current_input: dict[str, Any],
+        current_input: dict[str, object],
         mapping: dict[str, str],
-        results: list[dict[str, Any]],
-    ) -> dict[str, Any]:
+        results: list[dict[str, object]],
+    ) -> dict[str, object]:
         """根据映射规则将上一步输出映射到当前步骤输入
 
         mapping 格式: {"target_key": "source.path"}
         """
-        mapped: dict[str, Any] = {}
+        mapped: dict[str, object] = {}
         for target_key, source_path in mapping.items():
             value = self._resolve_path(source_path, current_input)
             if value is not None:
diff --git a/src/agentkit/skills/registry.py b/src/agentkit/skills/registry.py
index 10aaf28..ef6b9a9 100644
--- a/src/agentkit/skills/registry.py
+++ b/src/agentkit/skills/registry.py
@@ -7,7 +7,7 @@ from typing import TYPE_CHECKING
 
 from agentkit.core.exceptions import SkillNotFoundError
 from agentkit.skills.base import Skill, SkillConfig
-from agentkit.skills.schema import DependencyDecl, HealthCheckResult
+from agentkit.skills.schema import HealthCheckResult
 
 if TYPE_CHECKING:
     from agentkit.skills.pipeline import SkillPipeline
diff --git a/src/agentkit/skills/schema.py b/src/agentkit/skills/schema.py
index 4b8ccb8..a6e3b73 100644
--- a/src/agentkit/skills/schema.py
+++ b/src/agentkit/skills/schema.py
@@ -8,7 +8,6 @@ from __future__ import annotations
 
 import logging
 from dataclasses import dataclass, field
-from typing import Any
 
 logger = logging.getLogger(__name__)
 
@@ -67,13 +66,13 @@ class SkillSpec:
     description: str = ""
     capabilities: list[CapabilityTag] = field(default_factory=list)
     dependencies: list[DependencyDecl] = field(default_factory=list)
-    input_schema: dict[str, Any] | None = None
-    output_schema: dict[str, Any] | None = None
-    quality_gate: dict[str, Any] | None = None
-    metadata: dict[str, Any] = field(default_factory=dict)
+    input_schema: dict[str, object] | None = None
+    output_schema: dict[str, object] | None = None
+    quality_gate: dict[str, object] | None = None
+    metadata: dict[str, object] = field(default_factory=dict)
 
     @classmethod
-    def from_dict(cls, data: dict[str, Any]) -> SkillSpec:
+    def from_dict(cls, data: dict[str, object]) -> SkillSpec:
         """从字典创建 SkillSpec"""
         capabilities = [
             CapabilityTag(**cap) if isinstance(cap, dict) else cap
@@ -95,9 +94,9 @@ class SkillSpec:
             metadata=data.get("metadata", {}),
         )
 
-    def to_dict(self) -> dict[str, Any]:
+    def to_dict(self) -> dict[str, object]:
         """序列化为字典"""
-        d: dict[str, Any] = {
+        d: dict[str, object] = {
             "name": self.name,
             "version": self.version,
             "description": self.description,
@@ -165,7 +164,7 @@ class HealthCheckResult:
     version_mismatches: list[str] = field(default_factory=list)
     warnings: list[str] = field(default_factory=list)
 
-    def to_dict(self) -> dict[str, Any]:
+    def to_dict(self) -> dict[str, object]:
         return {
             "skill_name": self.skill_name,
             "skill_version": self.skill_version,
diff --git a/src/agentkit/skills/skill_detail.py b/src/agentkit/skills/skill_detail.py
index f2882be..00b9c38 100644
--- a/src/agentkit/skills/skill_detail.py
+++ b/src/agentkit/skills/skill_detail.py
@@ -12,7 +12,6 @@ constraints/output_format），从本地 SkillRegistry 检索。
 from __future__ import annotations
 
 import logging
-from typing import Any
 
 from agentkit.chat.skill_routing import collect_prompt_parts, format_preconditions_block
 from agentkit.core.exceptions import SkillNotFoundError
@@ -36,7 +35,7 @@ class SkillDetailTool(Tool):
 
     def __init__(
         self,
-        skill_registry: Any,
+        skill_registry: object,
         name: str = "skill_detail",
         description: str = (
             "Load full instructions for a registered skill by name or keyword. "
@@ -44,8 +43,8 @@ class SkillDetailTool(Tool):
             "and you need the complete instructions to execute the skill. "
             "Returns the skill's identity, context, instructions, constraints, and output format."
         ),
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
     ):
@@ -97,7 +96,7 @@ class SkillDetailTool(Tool):
             pass  # 非精确匹配，降级到关键词搜索
 
         # 关键词搜索：匹配 skill 名称和描述
-        matches: list[Any] = []
+        matches: list[object] = []
         query_lower = query.lower()
         for skill in self._registry.list_skills():
             name = skill.name.lower()
@@ -117,7 +116,7 @@ class SkillDetailTool(Tool):
         return self._format_skill_full(matches[0])
 
     @staticmethod
-    def _format_skill_full(skill: Any) -> dict[str, Any]:
+    def _format_skill_full(skill: object) -> dict[str, object]:
         """格式化 skill 的完整 instructions 供 LLM 使用。"""
         config = skill.config
         prompt_parts = collect_prompt_parts(config, with_headers=True)
diff --git a/src/agentkit/skills/skill_md.py b/src/agentkit/skills/skill_md.py
index c8d9c3d..bd6c49f 100644
--- a/src/agentkit/skills/skill_md.py
+++ b/src/agentkit/skills/skill_md.py
@@ -8,7 +8,6 @@
 
 import logging
 import re
-from typing import Any
 
 import yaml
 
@@ -27,7 +26,7 @@ class SkillMdParser:
     """
 
     @staticmethod
-    def parse(file_path: str) -> tuple[dict[str, Any], dict[str, str], str]:
+    def parse(file_path: str) -> tuple[dict[str, object], dict[str, str], str]:
         """解析 SKILL.md 文件
 
         Note: Only H1 headings (# ) are treated as section delimiters.
@@ -48,7 +47,7 @@ class SkillMdParser:
             content = f.read()
 
         # 提取 YAML frontmatter（--- 标记之间）
-        frontmatter: dict[str, Any] = {}
+        frontmatter: dict[str, object] = {}
         body = content
         if content.startswith("---"):
             parts = content.split("---", 2)
@@ -81,7 +80,7 @@ class SkillMdParser:
 
     @staticmethod
     def to_skill_config(
-        frontmatter: dict[str, Any],
+        frontmatter: dict[str, object],
         sections: dict[str, str],
         file_path: str,
         disclosure_level: int = 1,
@@ -99,7 +98,7 @@ class SkillMdParser:
         """
         # 构建 IntentConfig
         intent_data = frontmatter.get("intent") or {}
-        intent_config_data: dict[str, Any] = {
+        intent_config_data: dict[str, object] = {
             "keywords": intent_data.get("keywords", []),
             "description": intent_data.get("description", ""),
             "examples": intent_data.get("examples", []),
@@ -107,7 +106,7 @@ class SkillMdParser:
 
         # 构建 QualityGateConfig
         qg_data = frontmatter.get("quality_gate") or {}
-        quality_gate_config_data: dict[str, Any] = {
+        quality_gate_config_data: dict[str, object] = {
             "required_fields": qg_data.get("required_fields", []),
             "min_word_count": qg_data.get("min_word_count", 0),
             "max_retries": qg_data.get("max_retries", 0),
diff --git a/src/agentkit/tools/advance_phase.py b/src/agentkit/tools/advance_phase.py
index b750d3f..a1c0cdc 100644
--- a/src/agentkit/tools/advance_phase.py
+++ b/src/agentkit/tools/advance_phase.py
@@ -7,7 +7,7 @@ The LLM calls this tool to signal "I'm done planning, move to building".
 from __future__ import annotations
 
 import logging
-from typing import TYPE_CHECKING, Any
+from typing import TYPE_CHECKING
 
 from agentkit.tools.base import Tool
 
@@ -55,7 +55,7 @@ class AdvancePhaseTool(Tool):
         )
         self._engine = engine
 
-    async def execute(self, **kwargs) -> dict[str, Any]:
+    async def execute(self, **kwargs) -> dict[str, object]:
         # Capture previous phase before transition (engine is single-threaded per request).
         previous = self._engine.current_phase
         new_phase = self._engine.advance_phase()
diff --git a/src/agentkit/tools/agent_tool.py b/src/agentkit/tools/agent_tool.py
index bacf7e0..eec544f 100644
--- a/src/agentkit/tools/agent_tool.py
+++ b/src/agentkit/tools/agent_tool.py
@@ -1,7 +1,5 @@
 """AgentTool - 将 Agent 包装为 Tool"""
 
-from typing import Any
-
 from agentkit.tools.base import Tool
 
 
@@ -36,7 +34,7 @@ class AgentTool(Tool):
         self.timeout_seconds = timeout_seconds
         self._dispatcher = None
 
-    def set_dispatcher(self, dispatcher: Any) -> "AgentTool":
+    def set_dispatcher(self, dispatcher: object) -> "AgentTool":
         """注入 Dispatcher"""
         self._dispatcher = dispatcher
         return self
diff --git a/src/agentkit/tools/ask_human.py b/src/agentkit/tools/ask_human.py
index 0fc9a9b..34e6a88 100644
--- a/src/agentkit/tools/ask_human.py
+++ b/src/agentkit/tools/ask_human.py
@@ -10,7 +10,6 @@ from __future__ import annotations
 import asyncio
 import logging
 import uuid
-from typing import Any
 
 from agentkit.tools.base import Tool
 
@@ -42,12 +41,12 @@ class AskHumanTool(Tool):
         # request_id -> asyncio.Future
         self._pending_replies: dict[str, asyncio.Future] | None = None
         # Callback to push question to client
-        self._ask_callback: Any = None
+        self._ask_callback: object = None
 
     def configure(
         self,
         pending_replies: dict[str, asyncio.Future] | None = None,
-        ask_callback: Any = None,
+        ask_callback: object = None,
     ) -> None:
         """Configure the tool with WebSocket communication channels.
 
@@ -61,7 +60,7 @@ class AskHumanTool(Tool):
         self._ask_callback = ask_callback
 
     @property
-    def parameters(self) -> dict[str, Any]:
+    def parameters(self) -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -78,7 +77,7 @@ class AskHumanTool(Tool):
             "required": ["question"],
         }
 
-    async def execute(self, **kwargs: Any) -> dict:
+    async def execute(self, **kwargs: object) -> dict:
         """Ask the user a question and wait for their reply.
 
         Args:
diff --git a/src/agentkit/tools/baidu_search.py b/src/agentkit/tools/baidu_search.py
index e3f76da..0f24de3 100644
--- a/src/agentkit/tools/baidu_search.py
+++ b/src/agentkit/tools/baidu_search.py
@@ -7,7 +7,6 @@
 import json
 import logging
 import urllib.parse
-from typing import Any
 
 import httpx
 
@@ -30,8 +29,8 @@ class BaiduSearchTool(Tool):
         self,
         name: str = "baidu_search",
         description: str = "执行百度搜索，返回搜索结果列表",
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
         api_key: str | None = None,
@@ -49,7 +48,7 @@ class BaiduSearchTool(Tool):
         self._api_url = api_url
 
     @staticmethod
-    def _default_input_schema() -> dict[str, Any]:
+    def _default_input_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -67,7 +66,7 @@ class BaiduSearchTool(Tool):
         }
 
     @staticmethod
-    def _default_output_schema() -> dict[str, Any]:
+    def _default_output_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
diff --git a/src/agentkit/tools/base.py b/src/agentkit/tools/base.py
index c54913e..65441e9 100644
--- a/src/agentkit/tools/base.py
+++ b/src/agentkit/tools/base.py
@@ -2,7 +2,6 @@
 
 import time
 from abc import ABC, abstractmethod
-from typing import Any
 
 import jsonschema
 
@@ -23,7 +22,7 @@ class ToolValidationError(Exception):
         message: str,
         *,
         error_code: str = "schema_mismatch",
-        details: dict[str, Any] | None = None,
+        details: dict[str, object] | None = None,
     ) -> None:
         super().__init__(message)
         self.error_code = error_code
@@ -40,8 +39,8 @@ class Tool(ABC):
         self,
         name: str,
         description: str,
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
     ):
@@ -99,7 +98,7 @@ class Tool(ABC):
         finally:
             _span_cm.__exit__(None, None, None)
 
-    def _validate_input(self, kwargs: dict[str, Any]) -> None:
+    def _validate_input(self, kwargs: dict[str, object]) -> None:
         """校验 kwargs 是否符合 self.input_schema。
 
         - input_schema=None → 跳过(向后兼容,旧工具无 schema)
diff --git a/src/agentkit/tools/bitable_tool.py b/src/agentkit/tools/bitable_tool.py
index b8d44cb..4015107 100644
--- a/src/agentkit/tools/bitable_tool.py
+++ b/src/agentkit/tools/bitable_tool.py
@@ -16,7 +16,6 @@ from __future__ import annotations
 
 import asyncio
 import logging
-from typing import Any
 
 import httpx
 
@@ -140,7 +139,7 @@ class BitableTool(Tool):
         if self._client is not None and not self._client.is_closed:
             await self._client.aclose()
 
-    async def execute(self, **kwargs) -> dict[str, Any]:
+    async def execute(self, **kwargs) -> dict[str, object]:
         action = kwargs.get("action")
         handlers = {
             "create_table": self._create_table,
@@ -169,7 +168,7 @@ class BitableTool(Tool):
     # create_table
     # ------------------------------------------------------------------
 
-    async def _create_table(self, **kwargs) -> dict[str, Any]:
+    async def _create_table(self, **kwargs) -> dict[str, object]:
         table_name = kwargs.get("table_name")
         if not table_name:
             return {"success": False, "error": "Missing required field: table_name"}
@@ -186,7 +185,7 @@ class BitableTool(Tool):
     # import_excel
     # ------------------------------------------------------------------
 
-    async def _import_excel(self, **kwargs) -> dict[str, Any]:
+    async def _import_excel(self, **kwargs) -> dict[str, object]:
         file_path = kwargs.get("file_path")
         file_url = kwargs.get("file_url")
         if not file_path and not file_url:
@@ -201,13 +200,13 @@ class BitableTool(Tool):
         if not sheets:
             return {"success": False, "error": "Excel file has no sheets with data"}
 
-        results: list[dict[str, Any]] = []
+        results: list[dict[str, object]] = []
         for sheet in sheets:
             result = await self._import_sheet(sheet)
             results.append(result)
         return {"success": True, "sheets": results}
 
-    async def _import_sheet(self, sheet: ParsedSheet) -> dict[str, Any]:
+    async def _import_sheet(self, sheet: ParsedSheet) -> dict[str, object]:
         """Create a bitable table from a parsed sheet and upsert all rows."""
         client = await self._get_client()
 
@@ -253,13 +252,13 @@ class BitableTool(Tool):
         }
 
     async def _batch_create_records(
-        self, table_id: str, records: list[dict[str, Any]]
-    ) -> dict[str, Any]:
+        self, table_id: str, records: list[dict[str, object]]
+    ) -> dict[str, object]:
         """Create records in batches via POST /tables/{id}/records."""
         client = await self._get_client()
         total = len(records)
         successful = 0
-        errors: list[dict[str, Any]] = []
+        errors: list[dict[str, object]] = []
 
         for start in range(0, total, BATCH_SIZE):
             batch = records[start : start + BATCH_SIZE]
@@ -292,7 +291,7 @@ class BitableTool(Tool):
     # import_database
     # ------------------------------------------------------------------
 
-    async def _import_database(self, **kwargs) -> dict[str, Any]:
+    async def _import_database(self, **kwargs) -> dict[str, object]:
         conn_str = kwargs.get("connection_string")
         table_names = kwargs.get("table_names")
         if not conn_str:
@@ -300,7 +299,7 @@ class BitableTool(Tool):
         if not table_names:
             return {"success": False, "error": "Missing required field: table_names"}
 
-        results: list[dict[str, Any]] = []
+        results: list[dict[str, object]] = []
         for src_table in table_names:
             try:
                 # Offload sync DB reflection to thread pool (P2 #21-23).
@@ -313,7 +312,7 @@ class BitableTool(Tool):
                 results.append({"table_name": src_table, "success": False, "error": str(e)})
         return {"success": True, "tables": results}
 
-    async def _import_reflected_table(self, reflected: dict[str, Any]) -> dict[str, Any]:
+    async def _import_reflected_table(self, reflected: dict[str, object]) -> dict[str, object]:
         """Create a bitable table from reflected DB data and upsert rows."""
         client = await self._get_client()
         table_name = reflected["table_name"]
@@ -376,7 +375,7 @@ class BitableTool(Tool):
     # collect_api
     # ------------------------------------------------------------------
 
-    async def _collect_api(self, **kwargs) -> dict[str, Any]:
+    async def _collect_api(self, **kwargs) -> dict[str, object]:
         table_id = kwargs.get("table_id")
         records = kwargs.get("records")
         field_mapping = kwargs.get("field_mapping")
@@ -403,7 +402,7 @@ class BitableTool(Tool):
     # upsert_records
     # ------------------------------------------------------------------
 
-    async def _upsert_records(self, **kwargs) -> dict[str, Any]:
+    async def _upsert_records(self, **kwargs) -> dict[str, object]:
         table_id = kwargs.get("table_id")
         records = kwargs.get("records")
         pk_field_id = kwargs.get("primary_key_field_id")
@@ -421,13 +420,13 @@ class BitableTool(Tool):
         return {"success": True, **result}
 
     async def _batch_upsert(
-        self, table_id: str, records: list[dict[str, Any]], pk_field_id: str
-    ) -> dict[str, Any]:
+        self, table_id: str, records: list[dict[str, object]], pk_field_id: str
+    ) -> dict[str, object]:
         """Upsert records in batches of BATCH_SIZE via POST /tables/{id}/upsert."""
         client = await self._get_client()
         total = len(records)
         successful = 0
-        errors: list[dict[str, Any]] = []
+        errors: list[dict[str, object]] = []
 
         for start in range(0, total, BATCH_SIZE):
             batch = records[start : start + BATCH_SIZE]
@@ -464,13 +463,13 @@ class BitableTool(Tool):
     # query_records
     # ------------------------------------------------------------------
 
-    async def _query_records(self, **kwargs) -> dict[str, Any]:
+    async def _query_records(self, **kwargs) -> dict[str, object]:
         table_id = kwargs.get("table_id")
         if not table_id:
             return {"success": False, "error": "Missing required field: table_id"}
 
         client = await self._get_client()
-        params: dict[str, Any] = {}
+        params: dict[str, object] = {}
         if kwargs.get("cursor"):
             params["cursor"] = kwargs["cursor"]
         if kwargs.get("limit"):
diff --git a/src/agentkit/tools/builtin.py b/src/agentkit/tools/builtin.py
index 44cf1a6..0a86718 100644
--- a/src/agentkit/tools/builtin.py
+++ b/src/agentkit/tools/builtin.py
@@ -3,7 +3,7 @@
 from __future__ import annotations
 
 import logging
-from typing import TYPE_CHECKING, Any
+from typing import TYPE_CHECKING
 
 from agentkit.tools.base import Tool
 
@@ -24,8 +24,8 @@ class RunTestsTool(Tool):
         self,
         name: str = "run_tests",
         description: str = "Run project tests to verify code changes. Executes pytest and linting commands.",
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
         working_dir: str | None = None,
@@ -45,7 +45,7 @@ class RunTestsTool(Tool):
         self._max_retries = max_retries
 
     @staticmethod
-    def _default_input_schema() -> dict[str, Any]:
+    def _default_input_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -112,8 +112,8 @@ class ToolSearchTool(Tool):
             "Returns full descriptions (name, description, parameters) of matching tools. "
             "Use this when you need details about a tool that was only listed by name."
         ),
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
         top_k: int = 5,
@@ -176,7 +176,7 @@ class ToolSearchTool(Tool):
         }
 
     @staticmethod
-    def _format_tool_full(tool: Tool) -> dict[str, Any]:
+    def _format_tool_full(tool: Tool) -> dict[str, object]:
         """Format a tool's full description for the LLM."""
         return {
             "name": tool.name,
diff --git a/src/agentkit/tools/calendar_tool.py b/src/agentkit/tools/calendar_tool.py
index 75a36c7..dcd0f9f 100644
--- a/src/agentkit/tools/calendar_tool.py
+++ b/src/agentkit/tools/calendar_tool.py
@@ -13,7 +13,6 @@ from __future__ import annotations
 
 import re
 from datetime import datetime, timedelta
-from typing import Any
 
 from agentkit.calendar.models import ReminderRule
 from agentkit.calendar.service import CalendarService
@@ -321,14 +320,14 @@ class CalendarTool(Tool):
         """
         self._default_user_id = user_id
 
-    def _resolve_user_id(self, kwargs: dict[str, Any]) -> str | None:
+    def _resolve_user_id(self, kwargs: dict[str, object]) -> str | None:
         """Resolve user_id: prefer caller-provided, fall back to default."""
         provided = kwargs.get("user_id")
         if provided and isinstance(provided, str) and provided.strip():
             return provided
         return self._default_user_id
 
-    async def execute(self, **kwargs) -> dict[str, Any]:
+    async def execute(self, **kwargs) -> dict[str, object]:
         action = kwargs.get("action")
 
         if action == "create_event":
@@ -345,7 +344,7 @@ class CalendarTool(Tool):
     # create_event
     # ------------------------------------------------------------------
 
-    async def _create_event(self, **kwargs) -> dict[str, Any]:
+    async def _create_event(self, **kwargs) -> dict[str, object]:
         user_id = self._resolve_user_id(kwargs)
         title = kwargs.get("title")
         start_time = kwargs.get("start_time")
@@ -494,7 +493,7 @@ class CalendarTool(Tool):
     # query_events
     # ------------------------------------------------------------------
 
-    async def _query_events(self, **kwargs) -> dict[str, Any]:
+    async def _query_events(self, **kwargs) -> dict[str, object]:
         user_id = self._resolve_user_id(kwargs)
         if not user_id:
             return {"success": False, "error": "Missing required field: user_id"}
@@ -519,7 +518,7 @@ class CalendarTool(Tool):
     # update_event
     # ------------------------------------------------------------------
 
-    async def _update_event(self, **kwargs) -> dict[str, Any]:
+    async def _update_event(self, **kwargs) -> dict[str, object]:
         event_id = kwargs.get("event_id")
         user_id = self._resolve_user_id(kwargs)
         if not event_id:
@@ -536,7 +535,7 @@ class CalendarTool(Tool):
 
         # Build fields dict from updatable params (only those explicitly provided)
         updatable = ["title", "description", "location", "is_all_day"]
-        fields: dict[str, Any] = {}
+        fields: dict[str, object] = {}
         for key in updatable:
             if key in kwargs and kwargs[key] is not None:
                 fields[key] = kwargs[key]
@@ -565,7 +564,7 @@ class CalendarTool(Tool):
     # delete_event
     # ------------------------------------------------------------------
 
-    async def _delete_event(self, **kwargs) -> dict[str, Any]:
+    async def _delete_event(self, **kwargs) -> dict[str, object]:
         event_id = kwargs.get("event_id")
         user_id = self._resolve_user_id(kwargs)
         if not event_id:
diff --git a/src/agentkit/tools/composition.py b/src/agentkit/tools/composition.py
index a0a9e10..2ad7104 100644
--- a/src/agentkit/tools/composition.py
+++ b/src/agentkit/tools/composition.py
@@ -9,7 +9,6 @@
 import asyncio
 import json
 import logging
-from typing import Any
 
 from agentkit.tools.base import Tool
 
@@ -137,7 +136,7 @@ class DynamicSelector(Tool):
         description: str,
         tools: list[Tool],
         mode: str = "keyword",
-        llm_client: Any = None,
+        llm_client: object = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
     ):
diff --git a/src/agentkit/tools/computer_use.py b/src/agentkit/tools/computer_use.py
index cacfc6c..5a7d28e 100644
--- a/src/agentkit/tools/computer_use.py
+++ b/src/agentkit/tools/computer_use.py
@@ -10,7 +10,7 @@ from __future__ import annotations
 import asyncio
 import base64
 import logging
-from typing import Any, Callable, Awaitable
+from typing import Callable, Awaitable
 
 import httpx
 
@@ -62,8 +62,8 @@ class ComputerUseTool(Tool):
         self,
         name: str = "computer_use",
         description: str = "Anthropic Computer Use API 集成，支持截屏识别和 UI 操作",
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
         api_key: str | None = None,
@@ -71,7 +71,7 @@ class ComputerUseTool(Tool):
         api_base_url: str = _ANTHROPIC_COMPUTER_USE_URL,
         session_factory: type[ComputerUseSession] | None = None,
         recorder: ComputerUseRecorder | None = None,
-        fallback_callback: Callable[[str, dict[str, Any]], Awaitable[dict[str, Any]]] | None = None,
+        fallback_callback: Callable[[str, dict[str, object]], Awaitable[dict[str, object]]] | None = None,
         max_retries: int = 1,
         request_timeout: float = 30.0,
     ):
@@ -112,7 +112,7 @@ class ComputerUseTool(Tool):
             await self._http_client.aclose()
 
     @staticmethod
-    def _default_input_schema() -> dict[str, Any]:
+    def _default_input_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -177,7 +177,7 @@ class ComputerUseTool(Tool):
         }
 
     @staticmethod
-    def _default_output_schema() -> dict[str, Any]:
+    def _default_output_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -254,7 +254,7 @@ class ComputerUseTool(Tool):
         self,
         session: ComputerUseSession,
         action: str,
-        params: dict[str, Any],
+        params: dict[str, object],
     ) -> ActionResult:
         """带降级链的操作执行
 
@@ -318,14 +318,14 @@ class ComputerUseTool(Tool):
         self,
         session: ComputerUseSession,
         action: str,
-        params: dict[str, Any],
+        params: dict[str, object],
     ) -> ActionResult:
         """调用 Anthropic Computer Use API
 
         通过 Anthropic Messages API 发送 computer_use_tool 请求。
         """
         # 构造 computer_use 工具调用参数
-        tool_input: dict[str, Any] = {"action": action}
+        tool_input: dict[str, object] = {"action": action}
         if action == "click":
             tool_input["coordinate"] = [params.get("x", 0), params.get("y", 0)]
         elif action == "type":
@@ -354,7 +354,7 @@ class ComputerUseTool(Tool):
         screenshot_b64 = screenshot_result.screenshot_base64
 
         # 构造 API 请求
-        content_blocks: list[dict[str, Any]] = []
+        content_blocks: list[dict[str, object]] = []
         if screenshot_b64:
             content_blocks.append({
                 "type": "image",
@@ -437,7 +437,7 @@ class ComputerUseTool(Tool):
             metadata={"api_response": data},
         )
 
-    def _validate_params(self, action: str, kwargs: dict[str, Any]) -> str | None:
+    def _validate_params(self, action: str, kwargs: dict[str, object]) -> str | None:
         """验证操作参数
 
         Returns:
@@ -459,9 +459,9 @@ class ComputerUseTool(Tool):
                 return f"drag 操作需要 {', '.join(missing)} 参数"
         return None
 
-    def _format_result(self, result: ActionResult, session_id: str) -> dict[str, Any]:
+    def _format_result(self, result: ActionResult, session_id: str) -> dict[str, object]:
         """格式化操作结果"""
-        formatted: dict[str, Any] = {
+        formatted: dict[str, object] = {
             "success": result.success,
             "action": result.action,
             "output": result.output,
@@ -482,9 +482,9 @@ class ComputerUseTool(Tool):
         action: str,
         error: str,
         fallback: str = "",
-    ) -> dict[str, Any]:
+    ) -> dict[str, object]:
         """构造错误结果"""
-        result: dict[str, Any] = {
+        result: dict[str, object] = {
             "success": False,
             "action": action,
             "error": error,
diff --git a/src/agentkit/tools/computer_use_recorder.py b/src/agentkit/tools/computer_use_recorder.py
index 7b567c1..7215dc4 100644
--- a/src/agentkit/tools/computer_use_recorder.py
+++ b/src/agentkit/tools/computer_use_recorder.py
@@ -11,7 +11,6 @@ import logging
 import time
 from dataclasses import asdict, dataclass, field
 from pathlib import Path
-from typing import Any
 
 from agentkit.tools.computer_use_session import ComputerUseSession, ActionResult
 
@@ -27,17 +26,17 @@ class ActionRecord:
 
     timestamp: float
     action: str
-    params: dict[str, Any] = field(default_factory=dict)
+    params: dict[str, object] = field(default_factory=dict)
     success: bool = False
     output: str = ""
     error: str = ""
     screenshot_path: str = ""
 
-    def to_dict(self) -> dict[str, Any]:
+    def to_dict(self) -> dict[str, object]:
         return asdict(self)
 
     @classmethod
-    def from_dict(cls, data: dict[str, Any]) -> ActionRecord:
+    def from_dict(cls, data: dict[str, object]) -> ActionRecord:
         return cls(**data)
 
 
@@ -69,7 +68,7 @@ class ComputerUseRecorder:
     def record(
         self,
         action: str,
-        params: dict[str, Any],
+        params: dict[str, object],
         result: ActionResult,
         screenshot_path: str = "",
     ) -> ActionRecord:
@@ -220,7 +219,7 @@ class ComputerUseRecorder:
         """失败操作数"""
         return sum(1 for r in self._records if not r.success)
 
-    def summary(self) -> dict[str, Any]:
+    def summary(self) -> dict[str, object]:
         """生成录制摘要"""
         return {
             "total_actions": self.total_actions,
diff --git a/src/agentkit/tools/document_tool.py b/src/agentkit/tools/document_tool.py
index 06b1807..5756cc9 100644
--- a/src/agentkit/tools/document_tool.py
+++ b/src/agentkit/tools/document_tool.py
@@ -7,7 +7,6 @@ handle documents via function calling. U6 implements "create"; U9 adds "read".
 from __future__ import annotations
 
 from pathlib import Path
-from typing import Any
 
 from agentkit.documents.service import DocumentService
 from agentkit.memory.document_loader import DocumentLoader
@@ -81,7 +80,7 @@ class DocumentTool(Tool):
         self._service = service
         self._loader = loader or DocumentLoader()
 
-    async def execute(self, **kwargs) -> dict[str, Any]:
+    async def execute(self, **kwargs) -> dict[str, object]:
         action = kwargs.get("action", "create")
 
         if action == "read":
@@ -90,7 +89,7 @@ class DocumentTool(Tool):
             return await self._execute_create(**kwargs)
         return {"success": False, "error": f"Unknown action: {action!r} (use 'create' or 'read')"}
 
-    async def _execute_create(self, **kwargs) -> dict[str, Any]:
+    async def _execute_create(self, **kwargs) -> dict[str, object]:
         format_key = kwargs.get("format", "")
         content = kwargs.get("content", "")
         conversation_id = kwargs.get("conversation_id", "")
@@ -129,7 +128,7 @@ class DocumentTool(Tool):
         except Exception as e:
             return {"success": False, "error": f"Document creation failed: {e}"}
 
-    async def _execute_read(self, **kwargs) -> dict[str, Any]:
+    async def _execute_read(self, **kwargs) -> dict[str, object]:
         file_path = kwargs.get("filename") or kwargs.get("content")
         if not file_path:
             return {"success": False, "error": "filename (file path) is required for read"}
diff --git a/src/agentkit/tools/file_read.py b/src/agentkit/tools/file_read.py
index 1f70c96..ddf15c9 100644
--- a/src/agentkit/tools/file_read.py
+++ b/src/agentkit/tools/file_read.py
@@ -12,7 +12,6 @@ from __future__ import annotations
 
 import logging
 from pathlib import Path
-from typing import Any
 
 from agentkit.tools.base import Tool
 from agentkit.tools.symbol_extractor import (
@@ -40,8 +39,8 @@ class ReadFileTool(Tool):
         self,
         name: str = "read_file",
         description: str | None = None,
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
     ):
@@ -63,7 +62,7 @@ class ReadFileTool(Tool):
         )
 
     @staticmethod
-    def _default_input_schema() -> dict[str, Any]:
+    def _default_input_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -95,7 +94,7 @@ class ReadFileTool(Tool):
         }
 
     @staticmethod
-    def _default_output_schema() -> dict[str, Any]:
+    def _default_output_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -115,7 +114,7 @@ class ReadFileTool(Tool):
             },
         }
 
-    async def execute(self, **kwargs) -> dict[str, Any]:
+    async def execute(self, **kwargs) -> dict[str, object]:
         raw_path = kwargs.get("path")
         if not raw_path:
             return self._error("`path` is required")
@@ -235,8 +234,8 @@ class ReadFileTool(Tool):
     @staticmethod
     def _error(
         message: str, *, path: str | None = None, detail: str | None = None
-    ) -> dict[str, Any]:
-        result: dict[str, Any] = {
+    ) -> dict[str, object]:
+        result: dict[str, object] = {
             "content": "",
             "is_error": True,
             "error": message,
diff --git a/src/agentkit/tools/function_tool.py b/src/agentkit/tools/function_tool.py
index c1086d9..de4f2a7 100644
--- a/src/agentkit/tools/function_tool.py
+++ b/src/agentkit/tools/function_tool.py
@@ -1,7 +1,7 @@
 """FunctionTool - 将普通 Python 函数包装为 Tool"""
 
 import inspect
-from typing import Any, Callable, Awaitable
+from typing import Callable, Awaitable
 
 from agentkit.tools.base import Tool
 
@@ -17,8 +17,8 @@ class FunctionTool(Tool):
         name: str,
         description: str,
         func: Callable[..., Awaitable[dict]] | Callable[..., dict],
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
     ):
diff --git a/src/agentkit/tools/headroom_retrieve.py b/src/agentkit/tools/headroom_retrieve.py
index 71c6bd3..7b4add5 100644
--- a/src/agentkit/tools/headroom_retrieve.py
+++ b/src/agentkit/tools/headroom_retrieve.py
@@ -6,7 +6,6 @@
 """
 
 import logging
-from typing import Any
 
 from agentkit.tools.base import Tool
 
@@ -20,7 +19,7 @@ class HeadroomRetrieveTool(Tool):
     压缩内容中包含 <!-- CCR:hash=xxx --> 标记，LLM 可使用该哈希值检索。
     """
 
-    def __init__(self, compressor: Any):
+    def __init__(self, compressor: object):
         super().__init__(
             name="headroom_retrieve",
             description=(
diff --git a/src/agentkit/tools/mcp_tool.py b/src/agentkit/tools/mcp_tool.py
index 67622d9..82a50b0 100644
--- a/src/agentkit/tools/mcp_tool.py
+++ b/src/agentkit/tools/mcp_tool.py
@@ -2,7 +2,6 @@
 
 import json
 import logging
-from typing import Any
 
 from agentkit.tools.base import Tool
 
@@ -20,9 +19,9 @@ class MCPTool(Tool):
         self,
         name: str,
         description: str,
-        client: Any,
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        client: object,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
     ):
diff --git a/src/agentkit/tools/memory_tool.py b/src/agentkit/tools/memory_tool.py
index da69ee0..bc119e1 100644
--- a/src/agentkit/tools/memory_tool.py
+++ b/src/agentkit/tools/memory_tool.py
@@ -14,7 +14,6 @@ from __future__ import annotations
 
 import re
 from datetime import datetime, timezone
-from typing import Any
 
 from agentkit.memory.profile import MemoryFile, MemoryStore
 from agentkit.tools.base import Tool
@@ -75,7 +74,7 @@ class MemoryTool(Tool):
         )
         self._store = memory_store
 
-    async def execute(self, **kwargs) -> dict[str, Any]:
+    async def execute(self, **kwargs) -> dict[str, object]:
         action = kwargs.get("action", "")
         file_key = kwargs.get("file", "")
 
@@ -150,7 +149,7 @@ class MemoryTool(Tool):
 
     async def _update_soul(
         self, mf: MemoryFile, section: str, content: str, reason: str
-    ) -> dict[str, Any]:
+    ) -> dict[str, object]:
         """执行 SOUL 动态更新，带版本追踪和更新历史.
 
         采用原子写入策略：先在内存中构建完整内容，再一次性写入文件，
diff --git a/src/agentkit/tools/output_parser.py b/src/agentkit/tools/output_parser.py
index b371712..cd0369e 100644
--- a/src/agentkit/tools/output_parser.py
+++ b/src/agentkit/tools/output_parser.py
@@ -8,7 +8,6 @@ from __future__ import annotations
 import re
 from dataclasses import dataclass, field
 from enum import Enum
-from typing import Any
 
 
 class ErrorType(Enum):
@@ -49,7 +48,7 @@ class ParsedOutput:
     raw_output: str = ""
     suggestions: list[str] = field(default_factory=list)
 
-    def to_dict(self) -> dict[str, Any]:
+    def to_dict(self) -> dict[str, object]:
         return {
             "exit_code": self.exit_code,
             "is_error": self.is_error,
diff --git a/src/agentkit/tools/registry.py b/src/agentkit/tools/registry.py
index bc0369f..3955bbd 100644
--- a/src/agentkit/tools/registry.py
+++ b/src/agentkit/tools/registry.py
@@ -1,7 +1,6 @@
 """ToolRegistry - 工具注册中心"""
 
 import logging
-from typing import Any
 
 from agentkit.core.exceptions import ToolNotFoundError
 from agentkit.tools.base import Tool
diff --git a/src/agentkit/tools/schema_tools.py b/src/agentkit/tools/schema_tools.py
index 451f132..52895be 100644
--- a/src/agentkit/tools/schema_tools.py
+++ b/src/agentkit/tools/schema_tools.py
@@ -6,7 +6,6 @@ SchemaGenerateTool: 生成 Schema.org JSON-LD 标记
 
 import json
 import logging
-from typing import Any
 
 import httpx
 
@@ -47,8 +46,8 @@ class SchemaExtractTool(Tool):
         self,
         name: str = "schema_extract",
         description: str = "从网页 HTML 中提取结构化数据（JSON-LD、Microdata、RDFa 等）",
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
     ):
@@ -62,7 +61,7 @@ class SchemaExtractTool(Tool):
         )
 
     @staticmethod
-    def _default_input_schema() -> dict[str, Any]:
+    def _default_input_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -81,7 +80,7 @@ class SchemaExtractTool(Tool):
         }
 
     @staticmethod
-    def _default_output_schema() -> dict[str, Any]:
+    def _default_output_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -164,7 +163,7 @@ class SchemaExtractTool(Tool):
             )
 
             # 整理结果
-            schemas: list[dict[str, Any]] = []
+            schemas: list[dict[str, object]] = []
             for fmt in formats:
                 items = data.get(fmt, [])
                 if items:
@@ -206,8 +205,8 @@ class SchemaGenerateTool(Tool):
         self,
         name: str = "schema_generate",
         description: str = "生成 Schema.org JSON-LD 结构化数据标记",
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
     ):
@@ -221,7 +220,7 @@ class SchemaGenerateTool(Tool):
         )
 
     @staticmethod
-    def _default_input_schema() -> dict[str, Any]:
+    def _default_input_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -238,7 +237,7 @@ class SchemaGenerateTool(Tool):
         }
 
     @staticmethod
-    def _default_output_schema() -> dict[str, Any]:
+    def _default_output_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -249,16 +248,16 @@ class SchemaGenerateTool(Tool):
             },
         }
 
-    def _generate_manual(self, schema_type: str, properties: dict[str, Any]) -> str:
+    def _generate_manual(self, schema_type: str, properties: dict[str, object]) -> str:
         """手动构建 JSON-LD（无需外部依赖）"""
-        jsonld_obj: dict[str, Any] = {
+        jsonld_obj: dict[str, object] = {
             "@context": "https://schema.org",
             "@type": schema_type,
         }
         jsonld_obj.update(properties)
         return json.dumps(jsonld_obj, ensure_ascii=False, indent=2)
 
-    def _generate_with_schemaorg(self, schema_type: str, properties: dict[str, Any]) -> str | None:
+    def _generate_with_schemaorg(self, schema_type: str, properties: dict[str, object]) -> str | None:
         """使用 pydantic-schemaorg 生成 JSON-LD（带验证）"""
         if not _PYDANTIC_SCHEMAORG_AVAILABLE:
             return None
@@ -278,7 +277,7 @@ class SchemaGenerateTool(Tool):
             else:
                 return None
 
-            jsonld_obj: dict[str, Any] = {
+            jsonld_obj: dict[str, object] = {
                 "@context": "https://schema.org",
                 "@type": schema_type,
             }
diff --git a/src/agentkit/tools/search.py b/src/agentkit/tools/search.py
index 30c4140..bf73769 100644
--- a/src/agentkit/tools/search.py
+++ b/src/agentkit/tools/search.py
@@ -12,7 +12,6 @@ from __future__ import annotations
 import math
 import re
 from collections import Counter
-from typing import Any
 
 from agentkit.tools.base import Tool
 
@@ -92,7 +91,7 @@ class ToolSearchIndex:
         """Convert a tool's searchable metadata into a single text document."""
         parts: list[str] = [str(tool.name), str(tool.description)]
 
-        schema: dict[str, Any] | None = tool.input_schema
+        schema: dict[str, object] | None = tool.input_schema
         if schema:
             props = schema.get("properties", {})
             for pname, pinfo in props.items():
diff --git a/src/agentkit/tools/shell.py b/src/agentkit/tools/shell.py
index c2a3aaf..5833965 100644
--- a/src/agentkit/tools/shell.py
+++ b/src/agentkit/tools/shell.py
@@ -14,7 +14,7 @@ import shlex
 import time
 import uuid
 from collections import deque
-from typing import Any, Callable, Awaitable
+from typing import Callable, Awaitable
 
 from agentkit.tools.base import Tool
 from agentkit.tools.output_parser import OutputParser, ParsedOutput
@@ -232,8 +232,8 @@ class ShellTool(Tool):
         self,
         name: str = "shell",
         description: str = "执行 Shell 命令，支持会话模式保持跨命令状态",
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
         confirm_callback: Callable[[str], Awaitable[bool]] | None = None,
@@ -253,10 +253,10 @@ class ShellTool(Tool):
         self._confirm_callback = confirm_callback
         self._default_timeout = default_timeout
         self._max_output_length = max_output_length
-        self._audit_log: deque[dict[str, Any]] = deque(maxlen=10000)
+        self._audit_log: deque[dict[str, object]] = deque(maxlen=10000)
 
     @staticmethod
-    def _default_input_schema() -> dict[str, Any]:
+    def _default_input_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -287,7 +287,7 @@ class ShellTool(Tool):
         }
 
     @staticmethod
-    def _default_output_schema() -> dict[str, Any]:
+    def _default_output_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -613,6 +613,6 @@ class ShellTool(Tool):
         return self._session_manager
 
     @property
-    def audit_log(self) -> list[dict[str, Any]]:
+    def audit_log(self) -> list[dict[str, object]]:
         """获取审计日志（副本）"""
         return list(self._audit_log)
diff --git a/src/agentkit/tools/skill_install.py b/src/agentkit/tools/skill_install.py
index dfce86a..f8f5e63 100644
--- a/src/agentkit/tools/skill_install.py
+++ b/src/agentkit/tools/skill_install.py
@@ -4,7 +4,7 @@ import asyncio
 import logging
 import os
 import re
-from typing import Any, Callable, Awaitable
+from typing import Callable, Awaitable
 
 from agentkit.tools.base import Tool
 
@@ -34,8 +34,8 @@ class SkillInstallTool(Tool):
             "重要：安装前应先用 skill_search 工具搜索确认技能名称和来源(source)。"
             "如果用户只提供了模糊名称，先用 skill_search 搜索，再根据搜索结果安装。"
         ),
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
         confirm_callback: Callable[[str], Awaitable[bool]] | None = None,
diff --git a/src/agentkit/tools/skill_search.py b/src/agentkit/tools/skill_search.py
index 7a95b1b..5830723 100644
--- a/src/agentkit/tools/skill_search.py
+++ b/src/agentkit/tools/skill_search.py
@@ -2,7 +2,6 @@
 
 import asyncio
 import logging
-from typing import Any
 
 from agentkit.tools.base import Tool
 
@@ -27,8 +26,8 @@ class SkillSearchTool(Tool):
             "搜索可用的 Agent 技能包。在安装技能之前，应先使用此工具搜索确认技能名称和来源。"
             "返回匹配的技能列表，包含名称、描述和安装来源。"
         ),
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
     ):
diff --git a/src/agentkit/tools/terminal_session.py b/src/agentkit/tools/terminal_session.py
index b065877..674ab46 100644
--- a/src/agentkit/tools/terminal_session.py
+++ b/src/agentkit/tools/terminal_session.py
@@ -14,7 +14,6 @@ import shlex
 import time
 from collections import deque
 from dataclasses import dataclass, field
-from typing import Any
 
 from agentkit.tools.output_parser import OutputParser, ParsedOutput
 
diff --git a/src/agentkit/tools/web_crawl.py b/src/agentkit/tools/web_crawl.py
index aa466b7..91e80bb 100644
--- a/src/agentkit/tools/web_crawl.py
+++ b/src/agentkit/tools/web_crawl.py
@@ -1,7 +1,6 @@
 """WebCrawlTool - 基于 Crawl4AI 的网页抓取工具，支持优雅降级"""
 
 import logging
-from typing import Any
 
 from agentkit.tools.base import Tool
 
@@ -31,8 +30,8 @@ class WebCrawlTool(Tool):
         self,
         name: str = "web_crawl",
         description: str = "抓取网页内容，支持 Markdown/HTML 输出和 CSS 选择器提取",
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
     ):
@@ -46,7 +45,7 @@ class WebCrawlTool(Tool):
         )
 
     @staticmethod
-    def _default_input_schema() -> dict[str, Any]:
+    def _default_input_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -74,7 +73,7 @@ class WebCrawlTool(Tool):
         }
 
     @staticmethod
-    def _default_output_schema() -> dict[str, Any]:
+    def _default_output_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -142,7 +141,7 @@ class WebCrawlTool(Tool):
 
             status_code = result.status_code if hasattr(result, "status_code") else 200
 
-            response: dict[str, Any] = {
+            response: dict[str, object] = {
                 "content": content,
                 "status_code": status_code,
                 "links": links,
diff --git a/src/agentkit/tools/web_search.py b/src/agentkit/tools/web_search.py
index 0c059d8..c665031 100644
--- a/src/agentkit/tools/web_search.py
+++ b/src/agentkit/tools/web_search.py
@@ -10,7 +10,6 @@ import json
 import logging
 import re
 import urllib.parse
-from typing import Any
 
 import httpx
 
@@ -32,8 +31,8 @@ class WebSearchTool(Tool):
         self,
         name: str = "web_search",
         description: str = "搜索互联网信息。返回搜索结果列表，包含标题、链接和摘要。",
-        input_schema: dict[str, Any] | None = None,
-        output_schema: dict[str, Any] | None = None,
+        input_schema: dict[str, object] | None = None,
+        output_schema: dict[str, object] | None = None,
         version: str = "1.0.0",
         tags: list[str] | None = None,
         tavily_api_key: str | None = None,
@@ -53,7 +52,7 @@ class WebSearchTool(Tool):
         self._default_max_results = default_max_results
 
     @staticmethod
-    def _default_input_schema() -> dict[str, Any]:
+    def _default_input_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {
@@ -71,7 +70,7 @@ class WebSearchTool(Tool):
         }
 
     @staticmethod
-    def _default_output_schema() -> dict[str, Any]:
+    def _default_output_schema() -> dict[str, object]:
         return {
             "type": "object",
             "properties": {