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Futility Breaker

by textforagents.com · remote · no sign-in to list tools · v1.0.0 · published by com.textforagents

Evidence-bound stopping for agents: judgment ledger, binding futility verdicts, signed receipts.

Changes · 5
CompareRegistry entry

6 tools: 5 change things and 1 only read.

Scanned Oct 22, 2026

No check matched anything in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http futility-breaker-evidence-bound-stopping https://textforagents.com/products/futility-breaker-evidence-bound-stopping/mcp

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

6 tools

Changes things 5Claude Code: ask
  • futility_judgeRecord one usefulness judgment (useful / useless / partial) for a run/source/domain and return the binding verdict (CONTINUE / STOP-SOURCE / INTEGRATE-NOW / ABSTAIN).No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Record one usefulness judgment (useful / useless / partial) for a run/source/domain and return the binding verdict (CONTINUE / STOP-SOURCE / INTEGRATE-NOW / ABSTAIN). Billed as a verdict call: one-time trial, tier allowance, or x402 $0.002.
  • futility_receiptMint the HMAC-signed abstention receipt when the run/source/domain verdict is ABSTAIN.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Mint the HMAC-signed abstention receipt when the run/source/domain verdict is ABSTAIN.
  • futility_register_runRegister a run with its alternatives and operator-registered source identities (strings or {id, aliases}) before judging.No findings

    Why it is in this group

    • The name "futility_register_run" says "run": a word for a change.
    Description, as the server wrote it
    Register a run with its alternatives and operator-registered source identities (strings or {id, aliases}) before judging.
  • futility_verify_receiptVerify a receipt payload {receipt, signature}; total rejection with a reason on malformed/forged input.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Verify a receipt payload {receipt, signature}; total rejection with a reason on malformed/forged input.
  • futility_waste_reportWaste report for a run: tokens spent after the verdict point, per source and per domain aggregate.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Waste report for a run: tokens spent after the verdict point, per source and per domain aggregate.
Only reads 1Claude Code: allow
  • futility_verdictRead the current verdict for a run/source/domain without recording a judgment.No findings

    Why it is in this group

    • The description's first verb is "read": a word for reading.
    Description, as the server wrote it
    Read the current verdict for a run/source/domain without recording a judgment.

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.0.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http futility-breaker-evidence-bound-stopping https://textforagents.com/products/futility-breaker-evidence-bound-stopping/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__futility-breaker-evidence-bound-stopping__futility_verdict"
    ],
    "ask": [
      "mcp__futility-breaker-evidence-bound-stopping__futility_register_run",
      "mcp__futility-breaker-evidence-bound-stopping__futility_judge",
      "mcp__futility-breaker-evidence-bound-stopping__futility_waste_report",
      "mcp__futility-breaker-evidence-bound-stopping__futility_receipt",
      "mcp__futility-breaker-evidence-bound-stopping__futility_verify_receipt"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as futility-breaker-evidence-bound-stopping. Review it before you use it.