{"uid":"cap_pZTyQ7_x5XWYdJQMGrXA-","slug":"srch-best-answer-45f94fd5","name":"srch.best Answer","description":"Structured answer data for agents, paid per request with x402 v2","url":"https://x402.srch.best/answer","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"mode":{"enum":["fast","deep"],"type":"string","default":"fast"},"question":{"type":"string","maxLength":2000,"minLength":2},"numResults":{"type":"integer","default":5,"maximum":10,"minimum":1}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_o98k8yoAVYI1QlCKpfpe4","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a structured, direct answer to a natural language question by searching and synthesizing web content","exampleAgentPrompt":"Can you get me a structured answer to 'What is the current inflation rate in the United States?' using deep mode and return 5 results?","exampleUseCases":[{"title":"Real-time fact lookup for chatbot","prompt":"I need a structured answer to 'Who is the current CEO of OpenAI?' — use fast mode and give me 3 results so my chatbot can respond accurately."},{"title":"Deep research on complex policy question","prompt":"Get me a thorough, structured answer to 'What are the main provisions of the EU AI Act and when does it take effect?' using deep mode with 10 results."},{"title":"Agent answering user support question","prompt":"My agent needs to answer 'What are the symptoms of magnesium deficiency?' — fetch a structured answer in fast mode with 5 results so it can reply to the user."}],"resultDescription":"A structured JSON object containing a synthesized direct answer to the submitted question, backed by up to the requested number of web result references. Agents receive a ready-to-use answer payload rather than raw search snippets, making it immediately usable in downstream reasoning or user-facing responses.","failureModes":["Question too short (below 2 characters) — validation error returned","Question exceeds 2000 character limit — request rejected","Invalid mode value (not 'fast' or 'deep') — schema validation error","numResults out of range (below 1 or above 10) — rejected","Payment failure via x402 — 402 Payment Required returned","No answer found for obscure or highly specific query — empty or low-confidence result","Rate limiting or quota exceeded — 429 error"],"whenToPreferThis":"Choose this endpoint when you need a synthesized, structured direct answer rather than a list of raw search result URLs. It is especially well-suited for AI agents that need to resolve a factual question in a single API call without additional parsing. Use 'deep' mode for complex or research-grade questions where synthesis quality matters more than latency. Prefer this over a raw web search endpoint when your downstream task requires an opinionated, consolidated answer rather than ranked documents.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:35:13.684Z","isFirstParty":false}