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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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2,935 results- Wwell-001-extract-table.rainmaker-wells.workers.devDeveloper tools
Extract tables from a PDF ($0.01 USDC via x402). Pass pdf_base64 or a https pdf_url. Optional schema maps headers. Optional max_pages (1-10). Returns JSON { pages, tables: [{ page, headers, rows }], warnings }. Text PDFs are parsed in-worker; scans require HOSTED_PARSER_URL.
Basewell-001-extract-table.rainmaker-wells.workers.devfrom $0.011 endpoint
WebPulseSearch & webWeb content extraction and search. Get clean markdown from any URL or search results.
BaseSolanawebpulse.waltsoft.netfrom $0.011 endpoint- 33HZ Global Weather ForecastData & research
Global weather forecast for latitude and longitude. Returns the forecast valid now, all available hourly forecast points, and the extended forecast in native 6-hour periods without inventing hourly precision. Data source: MET Norway Locationforecast 2.0.
Base Sepoliawallet-services-poc-clean.3hz-services.workers.devfrom $0.0011 endpoint - VVerifyOracleCrypto & DeFi
Live forex fx rate and fiat reference exchange rate for currency conversion from the European Central Bank (ECB eurofxref-daily, default EUR/USD).
Baseverify-oracle.run402.comfrom Free7 endpoints - Vvaluation-api-production-1c7c.up.railway.appOther services
Get price history
Basevaluation-api-production-1c7c.up.railway.appfrom $0.011 endpoint - Ttreasury-yield-curve.x402supply.comMarkets & finance
US Treasury par yield curve (1mo to 30yr, percent) for one date, or the latest if omitted. Weekend or holiday dates return the nearest prior business day with a note. Data from U.S. Treasury; not financial advice.
Basetreasury-yield-curve.x402supply.comfrom $0.0051 endpoint - CCount tokensCrypto & DeFi
Count the LLM tokens in text for a given model or encoding — exact for OpenAI and open models (Llama, Mistral, Qwen, Gemma, DeepSeek, Command-R); labelled-approximate for Claude & Gemini.
Basetokens.openverbs.comfrom $0.0041 endpoint
DevX Token Safety & HoneypotCrypto & DeFiHoneypot check, rug check and token safety check: is this token safe or a scam? Token verdict (safe/caution/danger), 0-100 token risk score and reasons. Chains: Base, Ethereum, Arbitrum, Optimism, Polygon, Robinhood Chain, Solana. Honeypot detector (EVM): simulated buy/sell with real tax. Rug check incl. Solana: owner, mint, blacklist, pause, proxy, mint/freeze authority, liquidity, holders, age.
BasePolygonArbitrum+2tokencheck.madebydevx.comfrom $0.011 endpoint- Ttoken-verdict.x402supply.comSocial & people
Rug-risk verdict for a Base ERC20 address: 0-100 score, A-F grade, one-line summary, graded checks (ERC20, honeypot selectors, liquidity, market) plus a separate ungraded adminPowers profile (proxy, owner, mint, blacklist, pause), each with raw evidence. No LLM.
Basetoken-verdict.x402supply.comfrom $0.011 endpoint - Ttoken-facts.x402supply.comSocial & people
Onchain facts for a Base ERC20 address: ERC20 shape, honeypot-style selectors and an ungraded adminPowers profile (proxy, owner, mint, blacklist, pause) with raw evidence per check. No DEX data, grade is n/a. No LLM.
Basetoken-facts.x402supply.comfrom $0.0051 endpoint - Ttimezone-convert.x402supply.comDeveloper tools
Converts a local time in one IANA zone to up to 20 target zones. Returns local time, UTC offset, abbreviation and DST flag per target, and flags nonexistent or ambiguous local times at DST transitions.
Basetimezone-convert.x402supply.comfrom $0.0051 endpoint
ThreatPulseSocial & peopleIs this CVE weaponized? Returns enriched threat intelligence with exploit status, CVSS, EPSS, CISA KEV, ransomware mapping, and urgency score from 7 correlated sources.
BaseSolanathreatpulse.waltsoft.netfrom $0.011 endpoint- Tthepocketoperator.comAI & agents
One Regelkartan pitfall row by id (GDPR, AI Act, ISO): rule, law, wrong, right; en + sv. Same data is free at thepocketoperator.com/pitfalls.json; you pay for the per-row API
Base Sepoliathepocketoperator.comfrom $0.0011 endpoint
The Agents Gift ShopCrypto & DeFiThe Agents Gift Shop — Designs created by the paying wallet (paid)
Basetheagentsgiftshop.comfrom $0.0011 endpoint- Sstatic.52.88.225.46.clients.your-server.deImages, audio & video
Capture a public HTTPS page as a bounded PNG screenshot for an agent without a browser. Returns a job to poll, then a private image and capture facts; saved retrieval is free.
Basestatic.52.88.225.46.clients.your-server.defrom $0.011 endpoint - Sstatic-page-extractor.mekler.aiSearch & web
Fetch one public static HTML page after robots and public-address checks, then return bounded readable text, title, final URL and source links. Standard x402: POST the URL, sign the 402 and resend the same body. The 402 also returns an encrypted payment_request that pays for exactly the quoted fetch. No browser, login, summary or full-site crawl.
SolanaBasestatic-page-extractor.mekler.aifrom $0.0051 endpoint
KushBitx AgentProofCrypto & DeFiA deterministic Base chain identity and official USDC contract-presence check. No request body. Not a token-risk report, transaction simulation, or payment proof.
Basestaging.kushbitx.comfrom $0.0011 endpoint- Sselectarank-data.vercel.appData & research
ECB euro foreign exchange reference rates (units of currency per 1 EUR), daily, from the European Central Bank. Query: currencies=USD,JPY,GBP (default USD,JPY,GBP,CHF), days=1..30 (default 1). Facts only, no recommendations.
Baseselectarank-data.vercel.appfrom $0.0021 endpoint - PPayload CheckSearch & web
Payload Check: data-quality filter for agents. Send any payload (tool/API output, scraped page, LLM answer, generated code, JSON, CSV) and get a 0-100 quality score, pass/warn/fail, tags and concrete issues: invalid or truncated JSON (with auto-repair), JSON Schema mismatches, syntax errors, bot-challenge/captcha/404 scrapes, LLM refusals, placeholders, repetition loops, mojibake. Deterministic, n
Baseseenly-payload-check.vercel.appfrom $0.011 endpoint - Ssec-edgar.x402supply.comData & research
Resolves a ticker, CIK or company name (fuzzy, top 5) to 10-digit CIK, tickers, exchange, legal name, SIC code and description. Data comes from SEC EDGAR.
Basesec-edgar.x402supply.comfrom $0.011 endpoint - EExende ResolveImages, audio & video
Exende Resolve turns a public URL into machine-readable web, document, data, text, or image metadata. It detects resource type, extracts static HTML, renders JavaScript pages only when needed, parses PDF text, JSON, CSV and plain text, and returns a normalized result.
Baseresolve.exende.devfrom $0.011 endpoint - BBase USDC lending APYCrypto & DeFi
Base USDC lending APY. Should you park this wallet's USDC on Base? Snapshot of native USDC + ETH, then the same size-aware Aave V3 vs Morpho Gauntlet USDC Prime yield pick (USD per year, days to break even, skip if gas eats it). Not a deposit instruction.
Baseraptor-base-yields.vercel.appfrom $0.012 endpoints - IInspect x402 endpointOther services
Fetch any URL and, without paying, decode its x402 402 Payment Required challenge: price (atomic and formatted for known stablecoins), asset, network, payTo, resource, description, timeout and any input schema. Flags MPP and Bazaar discovery extensions. Returns free:true when no payment is needed. SSRF-hardened: public hosts only; private, loopback, link-local and cloud-metadata addresses are reje
Basepreflight.openverbs.comfrom $0.0061 endpoint - TTreasury PreflightCrypto & DeFi
Current USDC and USDT transfer fee in USD per chain, bound to a block number with a validity window.
Basepreflight.admapu.xyzfrom $0.0021 endpoint - Ppoms-api.canvas-cart.workers.devSearch & web
Full text of one section of the SSA Program Operations Manual System (POMS). Get the id from GET /search?q=<keywords> or GET /part/:code. Use this when you need the complete, verbatim text of a specific POMS section for a disability, retirement, SSI, or Medicare question, not a summary.
Basepoms-api.canvas-cart.workers.devfrom $0.011 endpoint - Ppolymarket-snapshot.x402supply.comCrypto & DeFi
Searches Polymarket prediction markets by text and returns current outcome prices, volume, liquidity, end date and resolution status. Read-only market data, not financial advice.
Basepolymarket-snapshot.x402supply.comfrom $0.0051 endpoint - PPickleCheckOther services
PickleCheck endpoint check: is it safe to pay this x402 endpoint? (looks, never pays; unreachable/bad input are not charged)
Base Sepoliapicklecheck-test.onrender.comfrom $0.0051 endpoint - Ppharos-payments-staging.small-paper-02ac.workers.devOther services
One English offset-printing review reference: job records, material questions, registration and sample checks, process limits and provenance. Fixed editorial snapshot; no inspection or production authorization.
Base Sepoliapharos-payments-staging.small-paper-02ac.workers.devfrom $0.011 endpoint - RretracedSocial & people
X (Twitter) account metadata for any handle (based_in, source app, username-change count, recent-activity proxy). Utility endpoint.
Basepay.retraced.sitefrom $0.011 endpoint - Ccryptoanalysis-track-recordCrypto & DeFi
cryptoanalysis.info hypothetical advisory track record: bounded completed-session history and summary, with the confidence quality statistics. The history ends 7 days before the request's UTC date.
Basepaid-api.cryptoanalysis.workers.devfrom $0.011 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.