Metadata differences, not functionality, drive LLM tool selection in MCP; study analyzes 367,174 tools showing varied schemas despite similar names and descriptions
Read the original at arxiv.org→arXiv:2610.14334v1 Announce Type: new Abstract: In Model Context Protocol (MCP) systems, LLMs select tools from metadata rather than from their implementations. Names and descriptions summarize what a tool does,...
Original headline: "Which Metadata Matters for LLM Tool Selection in MCP? Evidence from Controlled Factor-Level Interventions"
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- Oct 14, 04:00 UTC arXiv cs.AI lead source Which Metadata Matters for LLM Tool Selection in MCP? Evidence from Controlled Factor-Level Interventions