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SigRank — AI Operator Benchmarking

com.signalaf/sigrank

by com.signalaf· v1.0.0Source: Official MCP Registry
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Change history

Every change Squatch detected in tools, permissions, endpoints, versions and disclosures. History is append-only: entries are never edited or removed.

Nov 15, 2026

  1. Server available againSeverity: Info

    A scan completed again after a failed scan.

    Detected

  2. Tool input schema changedSeverity: Medium

    who_operates_like_me

    Parameters added: 0; removed: 3.

    Detected

  3. Tool input schema changedSeverity: Medium

    suggest_improvements

    Parameters added: 0; removed: 3.

    Detected

  4. Tool input schema changedSeverity: Medium

    simulate_change

    Parameters added: 0; removed: 3.

    Detected

  5. Tool input schema changedSeverity: Medium

    self_improve

    Parameters added: 0; removed: 3.

    Detected

  6. Tool input schema changedSeverity: Medium

    rank_windows

    Parameters added: 0; removed: 3.

    Detected

  7. Tool output schema changedSeverity: Medium

    rank_paste

    The declared output schema changed.

    Detected

  8. Tool input schema changedSeverity: Medium

    rank_paste

    Parameters added: 0; removed: 3.

    Detected

  9. Tool description changedSeverity: Medium

    rank_paste

    The tool description changed.

    Detected

  10. Tool input schema changedSeverity: Medium

    rank_if

    Parameters added: 0; removed: 3.

    Detected

  11. Tool input schema changedSeverity: Medium

    operator_signature

    Parameters added: 0; removed: 3.

    Detected

  12. Tool input schema changedSeverity: Medium

    operator_gap

    Parameters added: 0; removed: 3.

    Detected

  13. Tool output schema changedSeverity: Medium

    get_sigrank_standard_record

    The declared output schema changed.

    Detected

  14. Tool input schema changedSeverity: Medium

    get_sigrank_standard_record

    Parameters added: 0; removed: 3.

    Detected

  15. Tool output schema changedSeverity: Medium

    get_operator

    The declared output schema changed.

    Detected

  16. Tool input schema changedSeverity: Medium

    get_operator

    Parameters added: 0; removed: 3.

    Detected

  17. Tool classification changedSeverity: Low

    get_leaderboard

    Effect READ; capabilities added: none; removed: PERSONAL_DATA.

    Detected

  18. Tool output schema changedSeverity: Medium

    get_leaderboard

    The declared output schema changed.

    Detected

  19. Tool input schema changedSeverity: Medium

    get_leaderboard

    Parameters added: 0; removed: 3.

    Detected

  20. Tool input schema changedSeverity: Medium

    field_anomaly

    Parameters added: 0; removed: 3.

    Detected

  21. Tool input schema changedSeverity: Medium

    diagnose_cascade

    Parameters added: 0; removed: 3.

    Detected

  22. Tool input schema changedSeverity: Medium

    compare_to_field

    Parameters added: 0; removed: 3.

    Detected

  23. Tool input schema changedSeverity: Medium

    benchmark_me

    Parameters added: 0; removed: 3.

    Detected

  24. Tool description changedSeverity: Medium

    benchmark_me

    The tool description changed.

    Detected

Nov 5, 2026

  1. Server became unavailableSeverity: Medium

    The latest scan failed (malformed): the endpoint did not respond like a conformant MCP server. Squatch cannot confirm what the server currently exposes; the last completed scan stays on record.

    Detected