{"uid":"cap_VHOxW-x_XHhPXtCCOQrYX","slug":"x402-service-finder-e201f3ec","name":"x402 Service Finder","description":"Find the best x402 API for a task. Describe what you need (for example \"remove the background from a photo\") and get the matching sellers from the CDP Bazaar ranked by relevance, how many distinct buyers paid them in 30 days, their uptime measured by our monitor every 6 hours, and price. Each result has its price, payers, uptime, median latency and how to call it (method and example input).","url":"https://tvy64m9w0dfvxmkq.68r.lambda-web.us-east-1.on.aws/v1/find?utm_source=zero.xyz","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"],"type":"string"},"queryParams":{"type":"object","required":["task"],"properties":{"task":{"type":"string","maxLength":300,"description":"what you need done, in plain words"},"limit":{"type":"integer","description":"how many results to return (1-10, default 5)"},"min_payers":{"type":"integer","description":"leave out sellers with fewer distinct payers in 30 days"},"max_price_usd":{"type":"number","description":"leave out sellers that charge more per call"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["task","results"],"properties":{"task":{"type":"string"},"results":{"type":"array","description":"best first: resource, score, description, price_usd, payers_30d, calls_30d, uptime_30d (null when not measured), median_ms, how_to_call, score_parts"},"scoring":{"type":"string","description":"how the score is computed"},"excluded":{"type":"object","description":"listings left out, by reason"},"considered":{"type":"integer","description":"how many Bazaar listings matched the task"}}}}}}},"responseSchema":{"type":"json","example":{"task":"remove the background from a photo","results":[{"score":0.83,"resource":"https://seller.example/api/remove-background","calls_30d":12,"median_ms":210,"price_usd":0.001,"payers_30d":7,"uptime_30d":1,"description":"Remove the background from an image URL and return a transparent PNG URL.","how_to_call":{"method":"POST","example":{"imageUrl":"https://example.com/cat.png"}},"score_parts":{"price":1,"payers":1,"uptime":1,"relevance":1},"last_called_at":"2026-10-20T08:00:00Z"}],"scoring":"score = 0.3 × relevance + 0.3 × payers + 0.25 × uptime + 0.15 × price ...","excluded":{"above max_price_usd":3},"considered":18}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_tYyEl6gQJe4MnUnFSQt4p","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Search and rank x402 API sellers from the CDP Bazaar by relevance, payer count, uptime, and price for a given task description","exampleAgentPrompt":"Search the x402 Bazaar for APIs that can remove the background from a photo — show me the top 5 results ranked by payer count and uptime, and only include ones that cost less than $0.005 per call.","exampleUseCases":[{"title":"Find cheapest image background remover","prompt":"Search the x402 Bazaar for APIs that remove backgrounds from images and return only sellers charging under $0.003 per call — show me the top 3 ranked by relevance and uptime."},{"title":"Discover reliable audio transcription APIs","prompt":"Find me x402 APIs for transcribing audio files — I want sellers that have had at least 10 distinct payers in the last 30 days so I know they're actually being used."},{"title":"Compare PDF-to-text conversion services","prompt":"I need to convert PDFs to plain text — search the x402 Bazaar for APIs that do this and show me the top 5 results including their price, median latency, and how to call each one."}],"resultDescription":"A JSON object containing the original task string, a ranked list of matching x402 API sellers (each with resource URL, relevance score, description, price in USD, 30-day payer count, 30-day call count, uptime percentage, median latency in ms, and example call instructions), a human-readable explanation of the scoring formula, a breakdown of excluded listings by reason, and the total number of Bazaar listings considered.","failureModes":["No matching sellers found for the task description — results array is empty","task parameter missing — request fails with validation error","max_price_usd or min_payers filters too restrictive — all candidates excluded","Payment not included or incorrect — 402 Payment Required response returned","Lambda cold start may add latency on first call","Uptime data unavailable for new sellers — uptime_30d returned as null"],"whenToPreferThis":"Use this endpoint when an AI agent needs to dynamically discover and select the best x402-compatible API for a specific task at runtime, especially when comparing multiple sellers by trustworthiness signals (payer count, uptime) and cost. Prefer this over hardcoding a specific x402 seller URL when the optimal provider may change over time or when you want to filter by price ceiling or minimum adoption threshold.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T12:33:09.602Z","isFirstParty":false,"canonicalSlug":"x402-service-finder-e201f3ec"}