Unverified60% confidenceFactTime unknown
MCP achieves functional extension by injecting service descriptions, tool definitions, and state information into the context window, with this additional descriptive content carried in every conversation
2
Sources
60%
Confidence
Long-term
Relevance
5/31/2026
First Seen
Sources
Related Entities
Related Claims
VerifiedMCP servers add tool definitions to the context window even when the user is not using those tools.78% similarUnverifiedMCP tool definitions are billed in every round of conversation, regardless of whether a tool is actually called in that round.77% similarUnverifiedMCP协议将Function Calling从单次调用扩展为多轮交互的工具使用会话77% similarUnverifiedIn MCP, the Context object is the main entry point through which server code obtains call context, and request-related metadata, session information, and the ability to send progress or logs back to the client can typically be obtained from it.77% similar
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