{"uid":"cap_XaCzYURYUSBO8_k6Gy4AO","slug":"source-backed-search-3a60f742","name":"Source-Backed Search","description":"Search supplied public sources and return only literal source-backed matches","url":"https://phion.systems/v1/paid/trust/source-backed-search?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input","output"],"properties":{"input":{"type":"object","required":["body"],"properties":{"body":{"type":"object","additionalProperties":true}}},"output":{"type":"object","required":["example"],"properties":{"example":{"type":"object","additionalProperties":true}}}}},"responseSchema":{"type":"json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_UcKvm2kQ7ICrk7nRqwqTF","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Search a set of user-supplied public sources and return only results that are literally attested by those sources, with no hallucinated or inferred content","exampleAgentPrompt":"Search these three URLs — [source1], [source2], [source3] — for anything they literally say about 'GDPR data retention requirements' and return only the exact matching text with source citations, no inferences.","exampleUseCases":[{"title":"Fact-checking a claim against sources","prompt":"I need you to search these two official government pages for anything they literally say about the 2024 minimum wage increase — only return text that actually appears in those pages, no paraphrasing: [url1], [url2]."},{"title":"Competitive intelligence from known pages","prompt":"Search these competitor product pages for any literal mention of their pricing or SLA guarantees and return only the exact quoted text with the source URL: [url1], [url2], [url3]."},{"title":"Compliance evidence retrieval","prompt":"Look through these three regulatory documentation URLs for anything that literally mentions 'data residency' requirements — I only want text that's actually there, cited with its source, so I can use it as compliance evidence."}],"resultDescription":"A set of literal, source-backed matches extracted from the supplied public URLs: each result includes the matched text excerpt exactly as it appears in the source, the source URL, and attestation metadata confirming the match is grounded in the actual source content rather than inferred or generated.","failureModes":["Source URL is inaccessible or returns non-200 — no results returned for that source","Query finds no literal matches in any of the supplied sources — empty result set returned","Supplied URLs are not public or require authentication — retrieval fails","Malformed input schema — request rejected","Rate limit or budget exceeded — 402 or budget guard rejection"],"whenToPreferThis":"Choose this endpoint when you need search results that are strictly grounded in a specific set of user-supplied public sources with zero tolerance for hallucination or inference — ideal for compliance, fact-checking, or legal evidence workflows where only literal source text is acceptable. Prefer it over general web search when you already know which sources are authoritative and need cryptographically-attested, citation-backed results rather than ranked web results.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T06:56:09.218Z","isFirstParty":false,"canonicalSlug":"source-backed-search-3a60f742"}