ended6월 11일· 1 sources
The Hidden Token Price of MCP Tool Definitions
MCP 도구 정의가 빨아먹는 숨겨진 토큰 비용
Why it matters
Every MCP tool definition is re-sent to the model on each request, not at startup—consuming thousands of tokens before any useful work happens. Beyond wasted tokens, large tool menus degrade the model's tool-selection accuracy, making cost visibility critical for MCP server developers.
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MCPtoken costtool schemacontext efficiencycost visibility