Verified65% confidenceFactExact time
FastMCP uses the @mcp.tool decorator to register Python functions as tools, automatically generating tool description objects that comply with the JSON Schema Draft 7 specification.
3
Sources
65%
Confidence
Medium-term (~90 days)
Relevance
7/18/2026
First Seen
Valid until: 10/16/2026
Sources
Related Claims
UnverifiedFastMCP 在底层借助 Pydantic 库，利用 Python 类型注解自动将函数签名转换为符合 JSON Schema 规范的参数描述81% similarUnverifiedMCP Python SDK利用Python的类型注解和Pydantic的Field描述符，通过反射机制自动生成符合规范的JSON Schema79% similarUnverifiedPydanticAI uses Python type annotations to automatically parse and validate tool parameters, so developers do not need to manually write JSON Schema descriptions for tool signatures.78% similarUnverifiedIn LangChain, using the @tool decorator is all that is needed to register a Python function as a callable tool.76% similarUnverifiedFastMCP是一个深受FastAPI设计哲学影响的Python库，通过装饰器和类型提示自动生成接口规范73% similar
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