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Two public records of MCP tool definitions, one day, 23,190 servers: where they agree

Several projects now keep a public record of what MCP servers tell models about their tools: HISTOR (ours), heldfast, rugsnare, and signed per-tool grades from AgentAvow. Each hashes a tool definition its own way. If two of them read the same server, do they see the same thing, and can one answer i…

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  1. 2026-10-31 18:10 · DEV Community — AI
    Two public records of MCP tool definitions, one day, 23,190 servers: where they agree

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