Explore APIs
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 endpoints
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- Paid calls · 30 days
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Search & web
379 results- Wwin.oneshotagent.comSearch & web
Read a web page and extract content as markdown with screenshot
Basewin.oneshotagent.comfrom $0.00185 endpoints
ExaSearch & webExa /search endpoint
BaseSolanaEVM chain 480+1api.exa.aifrom $0.0012 endpoints- SStableTravelSearch & web
Search cached Seats.aero award availability by origin, destination, dates, cabin, carriers, and pagination.
SolanaBasestabletravel.devfrom $0.00459 endpoints
SEO Keyword Ideas and DifficultySearch & webKeyword ideas for a seed keyword, each with Google search volume, CPC, competition, keyword difficulty and search intent; up to 100 ideas in one $0.04 call (Google Ads data). Use when you need related keywords to target. volume = avg monthly searches, cpc in USD, competition 0-1, difficulty 0-100. No ideas returns empty results (still charged). Bad input is free; upstream errors are not charged.
Basekeywords.duoleads.comfrom $0.036 endpoints
VaayaSearch & webFirecrawl — Scrape a single URL and return clean markdown/HTML.
Basevaaya.aifrom $0.0136 endpoints- Aapi.getanyapi.comSearch & web
AnyAPI google.search (Google Search)
Baseapi.getanyapi.comfrom $0.00120 endpoints
BitrefillSearch & webSearch 10,000+ gift card & voucher brands across 180+ countries by name and country. Pay in USDC via x402, no account.
BaseArbitrumPolygon+2api.bitrefill.comfrom $0.0018 endpoints- Aapi.you.comSearch & web
You.com Search API: real-time web search returning ranked results grouped by section (results.web, results.news), each with url, title and description; web results also carry snippets. Use when an agent needs fresh, citable web data (news, markets, company facts) to ground a decision. Query params: query (required), count 1-100 (default 10), livecrawl (web|news|all; fetches live page contents, cha
BaseSolanaapi.you.comfrom $0.0052 endpoints - SSiteCheck Health & TravelSearch & web
Live Bring a Trailer auctions (collector cars, motorcycles, parts), optionally filtered by words in the title (e.g. porsche 911) or no-reserve only: title, model year, current bid with currency, auction end time, no-reserve flag, country and listing URL, soonest-ending first, from BaT's public auctions page.
BaseSolanaEVM chain 5042+9api.healthtravel-api.workers.devfrom $0.002121 endpoints - HHALOWERK crawlspurSearch & web
Prüft am Objekt parameter-url den Befund Wert des X-Robots-Tags.
Basecrawlspur.halowerk.comfrom $0.001100 endpoints - Aagentbit.appSearch & web
Web search API for AI agents — find current information, news, documentation, competitors, prices or any fact that needs a fresh, citable source. Pay-per-call, no API key. Returns ranked results with title, URL, snippet, publish date and source from neural + keyword search over the live web, with automatic provider failover. Use when an agent asks: search the web, look up the latest on a topic, fi
BasePolygonArbitrum+2agentbit.appfrom $0.00197 endpoints - MMacaroon NetworkSearch & web
Current block number and gas price for Base and Polygon mainnet, fetched live via RPC on every call. Unlike this catalogue's corpus-search listings, this makes a real outbound network call on purchase -- freshness is the product, not a stored snapshot.
Baseapi.macaroonnetwork.comfrom $0.00141 endpoints - Aapi.apify.comSearch & web
Apify Store is the largest marketplace of tools for AI agents. Extract data from any website and automate your workflows with thousands of scrapers, crawlers, and automation tools called Actors.
Baseapi.apify.comfrom $1.005 endpoints - Xx402.browserbase.comSearch & web
Fetch a page and return content, headers, and metadata. $0.01 per request.
BaseSolanax402.browserbase.comfrom $0.0112 endpoints - Aapi.signalfuse.coSearch & web
Web search via Brave Search API
Baseapi.signalfuse.cofrom $0.00132 endpoints - NNanoParseSearch & web
Fetch a web page and return clean Markdown with Litmus intelligence. Requires payment of $0.005 USDC per page.
Basenanoparse.appfrom $0.0051 endpoint - Aagenttoll.devSearch & web
Search USPTO trademark database. Returns mark, owner, filing date, status, registration number, goods/services classes.
BaseSolanaagenttoll.devfrom $0.026 endpoints - Ssovereign-x402-zeta.vercel.appSearch & web
Scrape a URL and return clean Markdown (via Firecrawl). Priced above Firecrawl's own per-scrape cost.
Basesovereign-x402-zeta.vercel.appfrom $0.00130 endpoints - Aagent.connskill.comSearch & web
Keyword suggestions for a seed keyword, with search volume and CPC
Baseagent.connskill.comfrom $0.00528 endpoints - Aapi.craigmbrown.comSearch & web
Fast real-time news scan across 44+ curated domains (configs/search_domain_profiles.json), every item source-attributed. Settlement proof: ProofOfSettledOutcome (kind 30120, data/proof_settled_outcomes.jsonl). The quick-scan tier below research.topic-deep-researcher's slow... | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-bui
BaseX Layerapi.craigmbrown.comfrom $0.0134 endpoints - TToll402Search & web
Offline validator for a Danish CVR-nummer (8-digit business registration number issued by the Danish Business Authority). Normalizes input to digits only, checks length and computes a modulus-11 checksum using weights 2,7,6,5,4,3,2 on the first 7 digits compared against the 8th check digit. Result is flagged as best-effort since some legacy CVR numbers do not conform to the checksum rule.
Basetoll402.devfrom $0.00144 endpoints - LLink ExtractorSearch & web
Use to probe a URL for live HTTP status, final URL, redirects, content-type, and whether the response is HTML. Does not return the page body.
Baseapi.qocgpiywhm.comfrom $0.0046 endpoints - Ttravel.brij.fiSearch & web
Flight search
Solanatravel.brij.fifrom $0.013 endpoints
Retriever AISearch & webOpens each URL in a cloud browser and returns one tab per URL, in input order, with the title, content type, extracted text, the accessibility tree and a link map. Results over the inline size limit return a preview per tab plus a download reference. Each call is one request.
Baseagents.rtrvr.aifrom $0.0511 endpoints
Bob Research ToolsSearch & webPlain web search. Returns ranked results (title, URL and a short snippet) for a query, up to 10, optionally limited to a publish-date range with since and until (YYYY-MM-DD). No AI-written answer, so it is fast: typically under a second. If it cannot return results you get an error and are not charged.
BaseSolanabob.assimilatethis.comfrom $0.0055 endpoints- AAgentReaderSearch & web
DNS lookup over Cloudflare DoH: query A, AAAA, CNAME, MX, NS, TXT, SOA, SRV, CAA or PTR records for any domain and get structured JSON answers with TTLs. Useful for domain research, email validation and infrastructure checks.
Baseagentreader.devfrom $0.0037 endpoints - AApple App Store Search & ReviewsSearch & web
Apple App Store reviews — pull an app's user reviews by numeric product_id: title, text, rating, version, author & date, with paging & sort, as clean JSON.
BasePolygonArbitrum+1appstore.use.x402atlas.comfrom $0.025 endpoints - AAgentic ReservationsSearch & web
Live restaurant wait times from camera-based crowd data. One call lists every monitored location with its slug, open status, current crowd count, and wait in minutes.
BaseSolanaagentic-reservations.vercel.appfrom $0.012 endpoints - Xx402 FunSearch & web
A fortune cookie: one short, upbeat fortune (80 written for this service) and six lucky numbers from 1 to 49. Give a seed for a repeatable draw.
Basefun.kagurazaka.devfrom $0.0017 endpoints
ForwardLaneSearch & webSearch functions or classes by meaning and by keyword. ``mode=bm25`` ranks by lexical match, ``mode=vector`` by embedding similarity to the query text, and ``mode=hybrid`` (default) fuses both rankings with reciprocal rank fusion. Returns up to ``top_k`` matches with their repository, file path and score; the ``domain``, ``ontology_concept_uri``, ``confidence_min`` and ``has_tests`` filters apply
Basezeroclickagents.forwardlane.comfrom $0.0230 endpoints
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.