{"uid":"cap_iM64cajlsnTQ-pkk5ji2Z","slug":"preflight-web-search-cd2eac70","name":"PreFlight Web Search","description":"Pre-trade & pre-sign checks for autonomous agents: everything an agent verifies BEFORE signing a transaction — token due diligence, calldata red-flag decoding, oracle freshness, holder concentration, bridge routing with executable calldata, cross-venue perp funding, gas and price sanity checks. EVM chains: Ethereum, Base, Arbitrum, Optimism.","url":"https://meryol-agenticmarket-x402.hf.space/search","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["q"],"properties":{"q":{"type":"string","description":"search query (required)"},"categories":{"type":"string","description":"general|news|it|science"},"max_results":{"type":"string","description":"1-20, default 8"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["results","query"]}}}}},"responseSchema":{"type":"json","example":{"notes":[],"query":"base mainnet usdc bridge exploit","answers":[],"results":[{"url":"https://...","score":4.2,"title":"...","engine":"duckduckgo","snippet":"..."}],"suggestions":[]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_lO6yLklleGwdGoLecqr0e","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Searches the web for pre-trade intelligence, token due diligence, calldata red-flag data, oracle freshness, bridge security, and DeFi risk information to help autonomous agents verify before signing transactions.","exampleAgentPrompt":"Before I bridge 50,000 USDC from Ethereum to Base using Stargate, search for any known exploits, security incidents, or red flags about Stargate bridge on Base mainnet — give me up to 10 results.","exampleUseCases":null,"resultDescription":"Returns a JSON object with a list of web search results (URL, title, snippet, relevance score, and engine), along with the original query, any inline answers, and query suggestions — all sourced from multiple search engines aggregated by SearXNG.","failureModes":["Missing required 'q' parameter returns a 400 or empty result","Query returns zero results if topic is too niche or obscure","Search engines may return stale cached results for rapidly evolving DeFi events","max_results out of range (>20 or <1) may be rejected or clamped","Payment not included or insufficient USDC results in 402 response","Rate limits or HuggingFace Space cold-start latency may cause timeouts"],"whenToPreferThis":"Use this endpoint when an autonomous agent needs open-web intelligence about a token, protocol, bridge, or transaction before signing — especially for due diligence queries that benefit from recent news, forum posts, or audit reports. Prefer this over on-chain data endpoints when the information needed is narrative, historical, or community-sourced rather than structured contract data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:41:17.067Z","isFirstParty":false}