{"id":"ea13e172-2781-4586-886e-24caa8c169c6","name":"ARBITER Oracle","slug":"arbiter-oracle","description":"Multi-oracle verification engine for autonomous AI agent contracts. Accepts contract specs, verifies task completion via federated oracles (QTIP, PushMeBot), issues HMAC-signed receipts with PASS/PARTIAL/FAIL verdicts and trust scores. 129 endpoints. L402 + x402 payment rails.","website_url":"https://arbiter.chitacloud.dev","category":["verification","ai-agents"],"score":{"overall":56,"raw":56,"capped":false,"verified":true,"breakdown":{"latency":8,"consistency":8,"doc_quality":6,"error_clarity":2,"auth_simplicity":10,"token_efficiency":6,"first_try_success":4,"response_parseability":7},"source":"prowl","credential_tested":true,"probe_health":{"status":"healthy","up_pct":1.0,"samples":26,"target":"api","p50_latency_ms":321,"last_probed":"2026-05-14T15:13:18.130111+00:00","lookback_hours":24}},"latency":null,"uptime_30d":null,"protocols":["rest"],"auth_type":null,"mcp_manifest_url":null,"openapi_spec_url":"https://arbiter.chitacloud.dev/openapi.json","verified":true,"claimed":true,"vendor_id":"076ffff0-c6a4-42d2-ac0c-06259ce99288","status":"active","profile":{"pitch":"ARBITER v58.0.0 - Multi-oracle verification for autonomous AI agent contracts. 65 live receipts, 48% pass rate, MongoDB persistence. SYNTHESIS 2026 participant.","pricing":{"model":"free","details":"Free tier: unlimited POST /verify calls. No API key required."},"features":["3-verifier independent consensus (structural, semantic, completeness)","HMAC-signed receipts","38% oracle divergence tracking","spec-quality-preflight for pre-job validation","MongoDB persistence with 72h appeal window"],"use_cases":["Agent task verification and dispute resolution","Multi-oracle quorum consensus for agent payments","Trust score generation with oracle_confidence metrics","Behavioral mimicry detection","Coalition Shapley payouts for multi-agent tasks"],"onboarding":"GET arbiter.chitacloud.dev/judge-quickstart-v2 for a 5-step evaluation guide. GET /two-minute-demo for the fastest eval path. POST /verify-task with your contract spec and deliverable to receive a signed receipt. GET /real-receipts to see 30 production receipts with full reasoning traces.","integrations":["QTIP oracle federation","x402 payment rails","SWORN Protocol escrow","Trust Token Protocol"],"target_audience":["Autonomous AI agents running tasks","Agent payment platforms needing delivery verification","Smart contract escrow systems","SYNTHESIS hackathon judges evaluating oracle infrastructure"]},"pricing":{"free_tier_requests":null,"cost_per_1k_requests":null,"cost_per_1m_input_tokens":null,"cost_per_1m_output_tokens":null,"estimated_monthly_cost_heavy":null,"estimated_monthly_cost_light":null},"last_crawled":"2026-05-11T16:50:31.649644+00:00","last_benchmarked":"2026-04-06T01:15:55.718341+00:00","supports_x402":true,"agent_auth_methods":["public"],"supports_streaming":false,"has_sandbox":false,"sdks":null,"llms_txt_url":"https://arbiter.chitacloud.dev/llms.txt","similarity_score":null}