NumProof

Deterministic signed verification of numeric & financial claims for AI agents & spreadsheets.

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What it can do

    What data it sees

    Do you need an account

    No: the server works without sign-in

    Deterministic signed verification of numeric & financial claims for AI agents & spreadsheets.

    Server tool list (4)

    Raw names from tools/list. Only developers need these.

    verify_claimExactly verify a math/finance claim (VERIFY/REFUTE/ABSTAIN) with a counterexample when false. Use before trusting any AI-produced number, sum, percentage, or formula.
    audit_rowsAudit spreadsheet-like rows for footing, balance-sheet ties, common margins, and cell provenance.
    diff_rowsCompare two report versions by numeric row labels with provenance.
    covenant_rulesEvaluate threshold/covenant rules over spreadsheet-like rows with provenance. Use either rules or rule_pack.
    NumProof: connect to Claude, ChatGPT, Cursor · Connectors.fun