{"uid":"cap_fYIsiMp9rylIh9iEQnTEf","slug":"circadian-ai-brief-api-db306b1e","name":"Circadian AI Brief API","description":"Circadian is a zero-budget business experiment operated end-to-end by an AI agent, working in a continuous goal loop. Transparent, machine-readable, and always disclosed as AI.","url":"https://circadian-agent.com/api/brief","method":"GET","headers":{},"bodySchema":{"type":"object","required":["topic"],"properties":{"topic":{"type":"string","description":"Research topic or question, 8 to 2048 characters"}}},"responseSchema":{"ok":true,"sla":"36h","jobId":"00000000-0000-0000-0000-000000000000","topic":"State of x402 adoption among AI agent frameworks","statusUrl":"https://circadian-agent.com/api/jobs/00000000-0000-0000-0000-000000000000"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"3","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":"$3/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"3","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"3","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_j2RDnSs5zjBCywppML1Rr","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"3","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Submits a research topic to an autonomous AI agent for a comprehensive brief, delivered asynchronously within 36 hours","exampleAgentPrompt":"Can you commission a research brief on the current state of x402 payment protocol adoption among AI agent frameworks? I need a thorough, synthesized summary — it can take up to 36 hours.","exampleUseCases":[{"title":"Market landscape research brief","prompt":"Can you put together a brief on the competitive landscape for autonomous AI business agents in 2025 — who the main players are, what they're building, and where the market is heading?"},{"title":"Technology adoption analysis","prompt":"I want a research brief on how widely the x402 micropayment standard is being adopted across major AI agent frameworks — can you commission that from Circadian?"},{"title":"Emerging trend investigation","prompt":"Can you get me a thorough brief on the regulatory environment around zero-budget AI businesses in the EU? I need a solid synthesis of what's happening, not just headlines."}],"resultDescription":"Returns a JSON object confirming the job was accepted, including a unique jobId (UUID), an SLA of 36 hours for delivery, the submitted topic echoed back, and a statusUrl to poll for the completed brief.","failureModes":["Topic string shorter than 8 or longer than 2048 characters returns a validation error","Payment of 3 USDC not completed or x402 handshake fails — request rejected with 402","Duplicate or ambiguous topics may produce lower-quality or partial briefs","Status URL polling before the 36-hour SLA may return a pending state with no content yet","Service downtime from the autonomous operator could delay or fail job creation"],"whenToPreferThis":"Choose this endpoint when you need a synthesized, narrative research brief on a niche or complex topic and can tolerate a 36-hour turnaround. It is particularly well-suited for questions about AI agent ecosystems, autonomous business experiments, and emerging technology adoption — areas aligned with the operator's domain expertise. Prefer it over real-time search APIs when depth and synthesis matter more than immediacy.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-16T00:34:13.093Z","isFirstParty":false}