{"uid":"cap_f6fepim8vsa3rVip8mF2X","slug":"signalsfeed-policy-signal-feed-d530d0a1","name":"SignalsFeed Policy & Signal Feed","description":"SignalsFeed is a signals feed for AI agents: verified AI, semiconductor, and macro signals with credibility scoring, source links, and x402 micropayments. $0.01 returns up to 20 premium full signals.","url":"https://www.signalsfeed.com/api/v1/policy?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"properties":{"input":{"properties":{"body":{"type":"object","properties":{},"additionalProperties":false},"queryParams":{"type":"object","required":["ids"],"properties":{"ids":{"type":"string","description":"Comma-separated article UUIDs. Max 20 per paid request."},"limit":{"type":"integer","default":20,"maximum":20,"minimum":1}},"additionalProperties":false}}},"output":{"properties":{"example":{"count":0,"format":"full","signals":[]}}}}},"responseSchema":{"type":"json","example":{"count":0,"format":"full","signals":[]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_lBN1h4r7xVmKWaxFcno0B","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves AI, semiconductor, and macro market signals with credibility scoring; supports free discovery/pagination and paid premium unlocking via x402 micropayments","exampleAgentPrompt":"Pull up to 20 premium-quality signals from SignalsFeed covering AI and semiconductor topics — use quality_status=premium, include topics, and show me a preview teaser too.","exampleUseCases":[{"title":"Latest AI industry credibility signals","prompt":"Grab the latest AI industry signals from SignalsFeed with credibility scores and source links — I want to see what's verified and highly credible before I decide whether to unlock the full premium details."},{"title":"Unlock premium macro trend signals","prompt":"Use SignalsFeed to fetch up to 20 full premium macro signals from the past two weeks — go ahead and pay the $0.01 USDC via x402 to unlock the complete signal text, and include the observation dates and source links."},{"title":"Page through semiconductor market signals","prompt":"I want to browse available semiconductor signals on SignalsFeed — start from the beginning, page through what's available, and flag anything with a high credibility score so I can decide what's worth unlocking."}],"resultDescription":"A JSON object containing a count of signals, their format (e.g. 'full'), and an array of signal objects with credibility scores, source links, observation dates, and topic metadata; also includes a next_cursor for pagination and has_more flag.","failureModes":["Payment not received or insufficient USDC — returns 402 with payment requirements","Invalid UUID format in ids parameter — returns 400 or empty signals array","Invalid cursor string — returns 400 or resets pagination","Invalid quality_status enum value — returns 400 validation error","since timestamp in wrong format — returns 400 date parse error","Rate limiting or service unavailability — returns 429 or 503"],"whenToPreferThis":"Use this endpoint when an agent needs credibility-scored, curated signals about AI, semiconductor, or macroeconomic topics with source attribution; especially when the agent supports x402 micropayments and wants to unlock premium full-text signals for $0.01 USDC. Prefer over generic news APIs when signal quality scoring and domain specificity (AI/semis/macro) matter.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T00:32:33.787Z","isFirstParty":false,"canonicalSlug":"signalsfeed-policy-signal-feed-d530d0a1"}