{"uid":"cap_wAoY7nbjTLEYai5eBQfkh","slug":"soren-ai-judge-a3b0e647","name":"Soren AI Judge","description":"A neutral, SIGNED verdict on whether a deliverable meets stated criteria, or which of two candidates is better. Neither party to an A2A transaction can referee it — this is a party with no stake, signing over the SHA-256 of the exact bytes judged. Identical inputs return the identical verdict for 30 days, so verdict-shopping is impossible. Fix criteria first with /v1/commit. Charged only if a verdict is produced.","url":"https://soren.com/v1/ai/judge","method":"POST","headers":{},"bodySchema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_7QerQwtK6m9WVgk-t_5cl","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a cryptographically signed, neutral verdict on whether a deliverable meets stated criteria or which of two candidates is better, with SHA-256 commitment to the exact bytes judged.","exampleAgentPrompt":"I need an impartial, signed verdict on whether this deliverable meets the criteria we committed to — neither me nor the other agent can be the referee, so use Soren's judge to evaluate it and give back a cryptographically signed pass/fail.","exampleUseCases":[{"title":"Freelance bounty completion check","prompt":"The contractor says they've met the spec we locked in with /v1/commit — can you send the deliverable to Soren's judge and get a signed verdict on whether it actually passes before I release payment?"},{"title":"A/B output quality arbitration","prompt":"We have two agent-generated marketing copy drafts and need an impartial signed ruling on which one better meets our stated quality criteria — get Soren to judge them and return the verdict with a SHA-256 so neither side can dispute it."},{"title":"Smart contract deliverable gate","prompt":"Before the escrow releases funds, I need a neutral third-party signed verdict that the submitted code meets the acceptance criteria we committed to — use Soren's judge so the result is tamper-proof and cached for 30 days."}],"resultDescription":"A cryptographically signed verdict (pass/fail or which candidate is better), including the SHA-256 hash of the exact bytes judged, a timestamp, and the signed evaluation result. Identical inputs return the cached identical verdict for 30 days, making verdict-shopping impossible.","failureModes":["Criteria not pre-committed via /v1/commit — verdict may be rejected as uncommitted","Input bytes differ from committed hash — mismatch error returned","Payment not settled — endpoint charges only on successful verdict production, may return 402 if payment fails","Content exceeds supported size limits — rejection with size error","Network timeout before signing completes — no charge incurred"],"whenToPreferThis":"Use this endpoint when two or more parties need an unforgeable, neutral third-party ruling on a deliverable or a comparison — especially in agent-to-agent (A2A) transactions where neither party can be trusted to self-referee. Prefer it over internal LLM evaluation when cryptographic non-repudiation, deterministic caching, and signed outputs are required. Ideal for bounty systems, escrow release gates, and any workflow where 'who judged this and what exactly did they see?' must be provable.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:33:28.132Z","isFirstParty":false}