{"uid":"cap_VmsxQPzZqwV7PkpUax0ZJ","slug":"causal-web-search-3752b589","name":"Causal Web Search","description":"Normalized web search results for agents.","url":"https://stripe-agent-payment-mvp.vercel.app/api/x402/search?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"count":{"type":"integer","maximum":10,"minimum":1},"query":{"type":"string","maxLength":240,"minLength":1}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_S-M7NnfqYbf9JdlFgiIm2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Performs a normalized web search and returns structured results suitable for agent consumption, paid per query via x402.","exampleAgentPrompt":"Search the web for the top 5 results about 'best open-source LLM frameworks in 2025' and give me the titles and summaries.","exampleUseCases":[{"title":"Real-time fact lookup for agent","prompt":"Search the web for the latest information about SpaceX Starship launch status and return 3 results with titles and descriptions."},{"title":"Competitive research assistant","prompt":"Find me the top 8 web results comparing Stripe and Braintree payment processing fees — I need titles and snippets to analyze."},{"title":"News gathering for daily briefing","prompt":"Search for the most recent news about the Federal Reserve interest rate decision and pull back 5 results so I can summarize what happened."}],"resultDescription":"Returns a normalized list of web search results (up to 10), each containing a title, URL, and snippet/description, structured for direct agent consumption.","failureModes":["Query exceeds 240 character limit — request rejected with validation error","Count outside 1-10 range — request rejected","Payment failure via x402 protocol — search not performed","Query string is empty or missing — validation error","Upstream search provider unavailable — service error returned"],"whenToPreferThis":"Use this endpoint when an AI agent needs live, normalized web search results in a structured format, especially within x402 micropayment-enabled pipelines where per-query billing is acceptable. Prefer this over scraping or browser automation when you need clean, pre-normalized result objects without HTML parsing overhead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-11T12:37:17.980Z","isFirstParty":false,"canonicalSlug":"causal-web-search-3752b589"}