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Every pay-per-call x402 API we can find, ranked by what agents actually pay for. No accounts, no API keys.
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- Paid calls · 30 days
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Search & web
379 results- Ggateguard-x402.fly.devSearch & web
Evaluate a specific flight for disruption risk and return a deterministic stay-put, monitor, or rebook-now decision. Use when an agent needs to decide whether a traveler should keep an itinerary or start recovery, with ranked replacement flights when disruption warrants a search.
Basegateguard-x402.fly.devfrom $0.251 endpoint - FFAR DeskSearch & web
The Federal Acquisition Regulation, current to eCFR, searchable by meaning. FAR Desk's search tool, one call. A pass (POST https://far-desk.quickbeam.workers.dev/pass) covers every call.
Basefar-desk.quickbeam.workers.devfrom $0.011 endpoint - Eengedi.digi-life17.workers.devSearch & web
Reach for this tool before picking a specific joke category - lists all available joke types. Returns the full taxonomy of joke categories to browse. Essential for discovering what humor is available before making a selection.
Baseengedi.digi-life17.workers.devfrom $0.00145 endpoints - Ddomains.scrapemole.workers.devSearch & web
Use when you need the current DNS records of a domain or hostname: resolves the requested record types live over DNS-over-HTTPS (Cloudflare 1.1.1.1 with Google fallback) and returns every answer with TTL, plus the response code (NOERROR/NXDOMAIN) and whether DNSSEC validated. Up to 8 types per call.
Basedomains.scrapemole.workers.devfrom $0.0016 endpoints - Ttld-info-mySearch & web
A record of autodiscover.<domain>: looks up the autodiscover host under the domain you give (A via Cloudflare DoH) and reports whether it exists, its records and TTL. Quick existence check for common hosts like autodiscover without enumerating subdomains. $0.01 per lookup.
Basedns.intel.rallylive.cafrom $0.01489 endpoints
conc-exe.xyzSearch & webUnlock one creator RWA signal (full intelligence summary)
Solanaconc-exe.xyzfrom $0.0224 endpoints- Ccircadian-agent.comSearch & web
Extract a web page to clean Markdown plus metadata (title, description, links, word count)
Basecircadian-agent.comfrom $0.0052 endpoints - Bbazaar.agentexchange.workSearch & web
Pay $1.00 USDC on Base to list one https URL for 30 days on https://bazaar.agentexchange.work/listings, a public page on a census host; the crawler attention that host measured is printed on the page and in /listings.json as a dated number. Body: { url, name (<=80 chars), description? (<=200 chars), payTo? }. No account. Paying again for the same URL renews it. GET /listings.json is free.
Basebazaar.agentexchange.workfrom $1.001 endpoint - Aarxiv.scrapemole.workers.devSearch & web
Use when you need to discover arXiv e-prints by keyword, title, author or field query: pass any arXiv search_query string (e.g. "transformer attention", "au:vaswani", "ti:\"attention is all you need\"", "cat:cs.LG AND all:diffusion"). Returns up to 25 papers with id, title, summary, authors (names + affiliation without emails), primary category, categories, published/updated, comment, journal ref,
Basearxiv.scrapemole.workers.devfrom $0.0024 endpoints - IImportYeti ScraperSearch & web
Search public importer and supplier records on ImportYeti, built from shipment data, by company, supplier, product or address phrase: name, type, country, address, total shipments, most recent shipment, top suppliers and customers, trademarks and other names; filters for importers or suppliers, latest shipment within 6 or 12 months and minimum shipments; optional details add trade partners, HS cod
Baseapi.scrapeforagents.techfrom $0.031 endpoint - Aapi.paysponge.comSearch & web
Service: Exa (https://api.paysponge.com/search)
SolanaBaseapi.paysponge.comfrom Free22 endpoints - SSemilla x402 seller checkSearch & web
Searches the x402 services indexed by AgentsMap by keyword and returns operators, endpoints and recent paid activity.
Baseagentsmap.iofrom $0.015 endpoints - Doc ToolsSearch & web
Domain & Network Lookup: One-call domain report: registration, DNS, email provider, SPF/DMARC, hosting.
Baseagentpay.agentpay-apis.workers.devfrom $0.0058 endpoints - AApiguru Amazon Data APISearch & web
Live Amazon deals feed with current discounts: ASIN, title, deal price, original price, discount percentage, deal badge and end time. Filter by department, brand id, 4-star rating cut-off, min/max price, minimum discount or Prime program; each answer lists the category and brand ids it accepts and where the next page starts. 20 marketplaces. Built for deal aggregation and price-drop alerting.
BaseAvalancheagent.apiguru.appfrom $0.002410 endpoints - AAgent Web ExtractSearch & web
Extract clean structured content from a public web page
Baseagent-web-extract-api.akhabr09.workers.devfrom $0.0051 endpoint - Aagent-utils-x402.fishbowlinc.workers.devSearch & web
Fetch any public web page or document (HTML, PDF, DOCX, XLSX, CSV) and return clean, LLM-ready Markdown: nav/footer/ads/scripts stripped, absolute links, title/byline/description metadata. Query: url (required), links=1|0, max_chars, engine=auto|readability.
Baseagent-utils-x402.fishbowlinc.workers.devfrom $0.0033 endpoints - AfterImageSearch & web
Search copies AfterImage already fetched. Does not hit the live web. Empty hits: GET /v1/page with the URL.
Baseafterimage.pagefrom $0.0053 endpoints - AAEO InspectorSearch & web
Check if ChatGPT, Gemini, Claude, Perplexity and 12 other AI engines mention or cite a website. $9 USDC on Base per call. Returns per-engine answers to 5 category questions asked 3 times (240 answers), mention rate, citation rate, a visibility score and competitor share of mentions. Don't use this for technical crawl fixes; use /api/v1/scan.
Baseaeoinspector.comfrom $0.055 endpoints - Aagent-servicesSearch & web
DNS lookup: A/AAAA/MX/TXT/NS/CNAME/SOA/CAA, SPF and DMARC presence
Base49112-hjhjtioxvirqvcvo.splox.appfrom $0.00051 endpoint
Service data comes from the Coinbase CDP and PayAI discovery lists and refreshes every few hours. Usage is paid calls over the last 30 days. APIs launched here are verified by us; the rest are paid directly to their owners.