x402watch

52,778 paid endpoints are listed. 41,522 answered a real 402 at the last check.

Every x402 endpoint on the Coinbase Bazaar and x402scan, probed unpaid every six hours. A listing tells you the price a seller wrote down. This tells you whether the endpoint is reachable, whether it charges what it declared, and how fast it answers. Ranked by an assay score out of 100.

Last check 2026-11-14 06:38 UTC · 52,778 probed

41,522 answering 4025,071 down5,452 rejecting733 no paywall944 price drift
  1. 100twin.unykorn.org/geocodeGeocode a street address or place to coordinates (OpenStreetMap Nominatim) — Genesis402 / UnyKorn Operator Network$0.01 Base114 ms3 payers100% up
  2. 100twin.unykorn.org/reverse-geocodeReverse-geocode coordinates to the nearest address (OpenStreetMap Nominatim) — Genesis402 / UnyKorn Operator Network$0.01 Base103 ms3 payers100% up
  3. 100twin.unykorn.org/chain/ensENS in one call: resolve a name to an address, or an address to its primary name — Genesis402 / UnyKorn Operator Network$0.005 Base132 ms3 payers100% up
  4. 100twin.unykorn.org/chain/live-balanceLive wallet balance on one chain: native coin plus up to 10 ERC-20 tokens in ONE call — Genesis402 / UnyKorn Operator Network$0.003 Base157 ms3 payers100% up
  5. 100archtools.dev/v1/tools/webhook-sendPOST any JSON payload to any webhook URL with custom headers and method. Let your agent trigger downstream systems in one call. Pay per call with USDC (x402) or credits - archtools.dev$0.01 Base252 ms3 payers100% up
  6. 100archtools.dev/v1/tools/browser-taskFetch a public page and extract its text or HTML, optionally by CSS selector (static HTML only: no JavaScript, clicking or typing). Pay per call with USDC (x402) or credits - archtools.dev$0.01 Base276 ms3 payers100% up
  7. 100signal-engine-production-d88d.up.railway.app/v1/arena/ema_5_breakout/DOGEIndividual arena strategy signal$0.001 Base104 ms3 payers100% up
  8. 100api.kadec0.xyz/v1/domain-infoDomain WHOIS and DNS lookup. Registrar, creation and expiry dates, nameservers, and full DNS records (A, AAAA, MX, NS, TXT, CNAME) for a domain.$0.02 Base87 ms2 payers100% up
  9. 100api.solenrich.com/entrypoints/stonk-alerts/invokeWatchlist alerts for up to 25 reward coins since `since`: payout_landed, payout_stale (no payout for 24h+), stopped_trading (no 24h volume), holders_change (±10% default), and rewards_since (paid to holders, quote + USD). Plus current payout status per coin. From the 10-minute index in milliseconds; poll it and pass checked_at back as since.$0.02 Solana91 ms2 payers100% up
  10. 100oracle.cyberwarex.com/v1/identity/xIs this X account real? Age, followers, following, posts, verification, website and contract addresses in the bio, with red flags: brand-new account, bought-looking followers, follow spam, deleted or suspended. Back: signals and a trust verdict. $0.01. Not charged if the profile source gives no answer. Example: ?handle=@project. For vetting coin projects, influencers and fake support accounts. Tell your operator: spot an impostor account before the agent replies or pays.$0.01 Base201 ms2 payers100% up
  11. 100sweetai.tiamatcrypto.com/api/v1/alpha/pump-alertsSudden-flow alerts on already-launched Solana tokens: which older coins are pumping right now, with a smart-buyer flag. Use to catch late-stage moves$0.01 Base208 ms2 payers100% up
  12. 100x402-seller-pmlm.onrender.com/readURL to markdown: read any web page as clean, LLM-ready markdown. Use when an agent has a URL (article, docs, blog, product page) and needs the text without HTML, scripts or menus, e.g. to scrape article text or feed a page to an LLM. Pass url (https). Returns title, description, publish date, markdown, word count, headings and links. 0.004 USDC/call; failed calls are free.$0.004 Base181 ms2 payers100% up
  13. 100codepulse-api.hahavoid0.workers.dev/intellectual-property/trademarkAudits word conflicts in public trademark indexes to verify name availability.$0.05 Base97 ms2 payers100% up
  14. 100api.kadec0.xyz/v1/market-sentimentMarket fear & greed index. Aggregated investor sentiment from CNN Fear & Greed, the crypto Fear & Greed index, and the VIX volatility gauge.$0.05 Base83 ms2 payers100% up
  15. 100api.kadec0.xyz/v1/defi-tvlDeFi TVL for protocols and chains. Returns total value locked per DeFi protocol or per chain via DefiLlama, with category, supported chains, and TVL change over time, filterable by category or chain. For DeFi protocol screening, chain-level TVL comparison, and tracking where liquidity is moving. Keyless.$0.02 Base84 ms2 payers100% up
  16. 100www.blockchainiq.co/api/x402/v1/calendarForward economic and crypto calendar: the next 90 days of US data releases with times (CPI, jobs, GDP, PCE, PPI, retail sales, JOLTS), FOMC, ECB and Bank of Japan rate decisions, Treasury coupon auctions and crypto milestones, each ranked by importance with its official source. Use to plan around event risk. From official schedules, refreshed daily. JSON, no API key. $0.03 per call. Blockchain IQ.$0.03 Base200 ms2 payers100% up
  17. 100www.blockchainiq.co/api/x402/v1/indicesList of analyst-curated crypto sector indices and thematic baskets, each with slug, name, description and number of member coins. Use to find which crypto sectors and narratives we track and how many coins each holds. JSON, no API key. $0.03 per call. Blockchain IQ.$0.03 Base261 ms2 payers100% up
  18. 100agent.massive.com/stocks/filings/vX/form-3SEC Form 3 filings reporting initial statements of beneficial ownership of securities. Filed by corporate insiders (directors, officers, and 10%+ shareholders) when they first acquire a position. Can't find what you're looking for? POST feedback to /feedback, no charge.$0.01 Base274 ms2 payers100% up
  19. 100quartermaster.surewhynot.app/v1/x402/inspectInspect and lint any x402 paid endpoint: decodes the 402 payment challenge, names the network and asset, and flags misconfigurations including missing Bazaar discovery metadata.$0.002 Base62 ms2 payers100% up
  20. 100sweetai.tiamatcrypto.com/api/v1/solana/mint/:solana_address/rug-checkCall this before buying a Solana meme token: Is this token a rug? Binary verdict (SAFE/RISKY/RUG) with action ENTER_OK/CAUTION/SKIP from pump.fun and Meteora behavioral flow. Shareable verdict page and card image in every call. No account, no API key$0.02 Base204 ms2 payers100% up
  21. 1007mavs5vu7ggbhtxvbavdgs26qa0cbawg.lambda-url.us-east-1.on.aws/paid/credit-checkCredit assessment of an AI agent wallet for a given USDC amount by RSoft Bank's underwriting model (Kelly-criterion sizing over on-chain history and ERC-8004 reputation). Returns approved true/false, a credit score, a risk tier from AAA to CCC and the annual rate the bank would charge. Free eligibility pre-check first: GET /api/prequalify/{wallet}. Use it as an independent agent credit score before lending to, deferring payment from or trusting an autonomous agent with funds.$0.01 Base229 ms2 payers100% up
  22. 100blockint.ai/api/v1/c3-reports/check/:addressLegacy minimal alias of /screen. Returns result 'caution' (with reportCount, crimeTypes and any OFAC SDN sanctions entries) when reports, an OFAC SDN match or a current Tether/Circle freeze are found, otherwise 'no_c3_reports', plus action, actionReason, sanctioned, frozen and freezes. 'no_c3_reports' is not a guarantee that the address is safe.$0.01 Base107 ms2 payers100% up
  23. 100api.kadec0.xyz/v1/nutritionFood nutrition lookup. Calories, macros, and micronutrients for any food from the USDA FoodData Central database.$0.02 Base119 ms2 payers100% up
  24. 100x402.telnyx.com/v1/chat/completions/_t/glm-5.3-flash/uptoChat completions via Telnyx Inference (zai-org/GLM-5.3-Flash), run at low reasoning effort for direct answers. max_tokens must be 512–2048 (omit it for the 1024-token default). OpenAI-compatible. Up to $0.005817 USDC per call, quoted to your request (input + max_tokens at list rates, no markup), or pay per-token via the upto scheme. (upto metered — large context)$0.0427 Base103 ms2 payers100% up
  25. 100api.ishob.com/v1/geocodeOffline geocoding (GeoNames + DB-IP, CC BY 4.0): exactly one of ip (IPv4/IPv6 -> country/region/city/lat,lon), q (place name, e.g. 'Springfield, IL, US', optional country filter), postcode (+country), or lat+lon (reverse: nearest places). City/place level; no street addresses.$0.001 Base202 ms2 payers100% up
  26. 100draconic21-x402-api.onrender.com/v1/news_searchNews Search ($0.009): multi-language, multi-country news headline search plus an optional volume/tone timeline, built entirely on the GDELT Project's free, keyless DOC 2.0 API (100+ languages, updated every 15min). Body { query } required; optional timespan (1h..3m), language, country, domain filters, min_tone/max_tone, sort (date|relevance), max_records (1-50). Pass mode:"timeline" for a per-period volume+tone series instead of an article list. Headlines/URLs/metadata only -- never relays…$0.009 Base216 ms2 payers100% up
  27. 100cyre.dev/api/exchange/postCyre Intent Exchange — seal a budgeted agent need into a signed intent token. Gossip the token; matchers call /api/exchange/match. Patterns, not verdicts. Agent guide: https://cyre.dev/SKILL.md$0.003 Solana188 ms2 payers100% up
  28. 100legalpulse.theaslangroupllc.com/api/legal/trademark-precheckTrademark precheck (agent-tier preview of /api/legal/trademark-check $0.50): live USPTO TSDR verification of serial/registration numbers you already have — returns the official LIVE/DEAD status, owner, classes, and dates verbatim. Does not run candidate-discovery research or produce a conflict-risk verdict; those require the full product. For legal, brand-naming, and IP agents with small per-call budgets.$0.25 Base191 ms2 payers100% up
  29. 100kronossignals.com/api/v1/forecast/solReal-time and ML-forecasted Solana (SOL) price. Kronos deep-learning model: up-probability, expected close, price range, p10-p90 quantiles, forward volatility across 1h/4h/24h horizons. Crypto price prediction / price forecast API for AI agents and trading bots. Pay-per-call via x402 on Base USDC. Live scored track record at /api/stats — measured on served predictions, not a backtest.$0.05 Base122 ms2 payers100% up
  30. 100x402-agent-api.onrender.com/api/v1/sec-filing-sectionsRead 2 or 3 sections of the same 10-K or 10-Q in one call, e.g. Risk Factors + MD&A + Business, as clean text from SEC EDGAR. Latest filing or any fiscal year since 2001, by ticker, CIK or company name, with the sec.gov link to cite. $0.015 for up to three sections instead of $0.01 each. Sections the filing lacks are listed separately; not charged if none is found. $0.015 USDC per call.$0.015 Base215 ms2 payers100% up
  31. 100agent.massive.com/stocks/taxonomies/vX/risk-factorsThe complete list of risk factor classifications used in the risk factors endpoint. Can't find what you're looking for? POST feedback to /feedback, no charge.$0.01 Base270 ms2 payers100% up
  32. 100cyberpulse.theaslangroupllc.com/api/cyber/osintOSINT lookup for any domain or IP — open ports and known CVEs (Shodan InternetDB), DNS and email posture (SPF/DMARC/DKIM), SSL grade, threat-feed status, and geolocation, for security and defensive agents. Authorized defensive use only.$0.15 Base218 ms2 payers100% up
  33. 100opendata402.com/v1/fuel/euWeekly average consumer prices of petrol (Euro-Super 95), diesel, heating oil and LPG in every EU member state and the EU average, with and without taxes, from the European Commission's Weekly Oil Bulletin, up to 52 weeks back. Use it for fuel cost comparisons between countries and price trends. European Commission, reuse with acknowledgement (CC BY 4.0).$0.001 Base266 ms2 payers100% up
  34. 100opendata402.com/v1/airportsAirport lookup by IATA code (AMS), ICAO code (EHAM) or name/city: name, type, city, country, region, coordinates, elevation, scheduled service and both codes, for about 9,000 large, medium and IATA-coded airports worldwide. Use it for travel, logistics and aviation tasks. OurAirports data, public domain, refreshed nightly.$0.001 Base292 ms2 payers100% up
  35. 100opendata402.com/v1/eurostatAny Eurostat dataset (thousands: unemployment, GDP, population, house prices, energy, trade, tourism, transport...) by dataset code, with optional dimension filters as query parameters (e.g. geo=NL, unit=PC_ACT) and lastTimePeriod. Returns labelled observations (max 500). Use it for official European statistics. Eurostat data, CC BY 4.0; values unchanged.$0.002 Base298 ms2 payers100% up
  36. 100opendata402.com/v1/buoysLatest observation from a NOAA National Data Buoy Center station (US and international buoys and coastal stations): wind direction and speed, gusts, wave height and period, air and water temperature and pressure. Use it for sailing, surfing, offshore work and marine forecasts. Station id e.g. 46026 (San Francisco), 41001 (Cape Hatteras).$0.001 Base162 ms2 payers100% up
  37. 100x402-agent-api.onrender.com/api/v1/economic-indicatorsWhere US rates, inflation and jobs stand now, from official sources: Treasury par yield curve (1m to 30y, 10y-2y spread, inversion), BLS CPI and core CPI year over year, unemployment rate, nonfarm payrolls and monthly change, New York Fed effective fed funds rate and target range; optional monthly history. Not charged if no source answers. $0.003 USDC per call.$0.003 Base184 ms2 payers100% up
  38. 100api.weblens.dev/research/deepMulti-step research in one call: plans sub-questions, searches each, fetches and dedupes sources, and synthesizes an answer with inline [n] citations, key findings, and gaps. Tiers: quick = 1 search / 5 sources ($0.08); standard = 3 sub-questions / 8 sources ($0.20); deep = 5 sub-questions / 12 sources ($0.35). Default: standard.$0.20 Base125 ms2 payers100% up
  39. 100api.brazilayer.com/v1/commodities/hidrologiaBrazil stored hydro energy (EAR) by grid subsystem, daily from the official grid operator (ONS), with 7-day delta. Brazil is hydro-dependent: reservoir levels drive power prices, aluminum/industrial costs and drought narratives. A compact energy-risk gauge for one of the world largest grids. Free sample, no payment: https://api.brazilayer.com/v1/commodities/amostra$0.002 Base151 ms2 payers100% up
  40. 100tools.halowerk.com/v1/calendar/workdaysFeiertagsliste je Bundesland für DE, AT und CH, Werktagsprüfung, Werktage zwischen zwei Daten, Werktage addieren und Zeitzonen-Offset inklusive Sommerzeit.$0.001 Base158 ms2 payers100% up
  41. 100x402.aispace.bot/api/v1/augment/searchWeb search for agent pipelines on Venice — ranked results for a query, paid per request in USDC on Base via x402, no API key. Standalone; no model lookup required.$0.01 Base98 ms2 payers100% up
  42. 100draconic21-x402-api.onrender.com/v1/weatherWeather ($0.004): current conditions + short forecast, worldwide. United States coordinates (or a resolvable U.S. street address) read live from the National Weather Service's own public API (api.weather.gov), U.S. government data, plus active alerts. Every other location reads live from MET Norway's global Locationforecast model (api.met.no), CC BY 4.0/NLOD-licensed public data -- current + forecast only, no alerts (say so). Neither is a resold vendor feed. Body { lat, lon } (or lat/lng…$0.004 Base157 ms2 payers100% up
  43. 100x402.charliemorrison.dev/auditGitHub repo discoverability & SEO audit: scores a repo's README, description, topics, homepage and metadata and returns a 0-100 score, a grade, and fixes. Input: owner, repo.$0.005 Base53 ms2 payers100% up
  44. 100quartermaster.surewhynot.app/v1/receiptFormatted settlement receipt for any Base transaction hash or Solana signature: timestamp, status, decoded token transfers, explorer link — records for x402 payments on either rail.$0.002 Base28 ms2 payers100% up
  45. 100seo.openverbs.com/v1/on-pageOn-page SEO audit API - crawl a single URL and return its on-page SEO health: overall score, title & meta description, H1, word count, internal/external link and image counts, load timing (LCP, TTI) and a list of detected issues (missing meta, broken status, not-https, images missing alt, slow load, …).$0.006 Base50 ms2 payers100% up
  46. 100api.resetparatodos.com/x402/v1/uk/company/verifyVerify a UK company by its Companies House number (e.g. 00445790) or by name against the official UK register (Companies House). Returns the company profile: registered name, company status (active/dissolved/liquidation/…), company type, incorporation date, jurisdiction, registered office address and SIC activity codes. Does not include officers or persons with significant control (personal data). Data under the Open Government Licence v3.0 (Crown copyright).$0.03 Base126 ms2 payers100% up
  47. 100api.weblens.dev/search/shoppingGoogle Shopping product search. Returns products with prices, sellers, ratings, and links.$0.005 Base116 ms2 payers100% up
  48. 100api.weblens.dev/search/scholarGoogle Scholar academic search. Returns papers with snippets, publication info, and citation counts.$0.005 Base166 ms2 payers100% up
  49. 100api.weblens.dev/search/newsReal-time news search via Google News. Returns up to 10 ranked articles with snippet, source, date, and thumbnail.$0.005 Base47 ms2 payers100% up
  50. 100api.weblens.dev/search/imagesGoogle Images search. Returns direct image URLs with dimensions, thumbnails, and source pages.$0.005 Base54 ms2 payers100% up
  51. 100www.u2a.com.au/api/mcp/entity-matchMatches vendor, fund, company, or account names across two datasets using normalized and conservative fuzzy matching.$0.005 Base188 ms2 payers100% up
  52. 100api.oldcolonyweb.com/v1/email/batch/50Email preflight 11–50 addresses for $0.005 per batch. Ordered syntax/DNS/MX/disposable evidence and explicit unknowns. Addresses processed, not intentionally logged in routine telemetry. No mailbox, deliverability or consent guarantee. Bazaar response example shows the first result only; actual response includes all items.$0.005 Base264 ms2 payers100% up
  53. 100x402.agentharbor.agency/ai-crawlersGiven a website domain, reports which AI crawlers may fetch its home page under its robots.txt (RFC 9309): GPTBot, OAI-SearchBot, ChatGPT-User, ClaudeBot, Claude-SearchBot, PerplexityBot, Google-Extended, Applebot-Extended, CCBot and more, each allowed or blocked, plus Googlebot, listed sitemaps, whether /llms.txt is published and page-level noindex/nosnippet, with fixes. Static check, no browser. Not charged if robots.txt cannot be read (no response, or a bot block).$0.01 Base253 ms2 payers100% up
  54. 100webtools402.176-109-107-191.sslip.io/crypto/verifyVerify an EIP-191 personal_sign or EIP-712 typed-data signature and recover the signer address from public inputs (message + signature). Verification/recovery only — never signs.$0.003 Base173 ms2 payers100% up
  55. 100webtools402.176-109-107-191.sslip.io/enrich/emailValidate and classify an email DOMAIN from public DNS: MX hosts + mail-provider, SPF and DMARC policy, plus disposable / free-webmail / role-account flags and a deliverability signal. No SMTP probing of individual mailboxes (privacy + ToS).$0.005 Base191 ms2 payers100% up
  56. 100x402-seller-pmlm.onrender.com/searchWeb search: ranked results with snippet and cleaned page text$0.01 Base142 ms2 payers100% up
  57. 100desk.grokaiapps.com/v1/jobs/url-probeCall when you need a cheap reachability/health check before a heavier fetch. Probes a public http(s) URL (HEAD, GET fallback): status, final URL, content-type, timing. No full body download (GET peeks ≤8KB). SSRF-safe public hosts only. Not for authenticated or private network URLs.$0.03 Base211 ms2 payers100% up
  58. 100mcp.dropenginehq.com/api/scan-contentPrompt-injection and manipulation scan for untrusted text, HTML, email, and tool output.$0.005 Base299 ms2 payers100% up
  59. 100gigsai.xyz/api/trust/checkCall before paying an unfamiliar x402 endpoint. Sends an unpaid request and validates its 402, compares price and payTo with its Bazaar listing (catches hijacked payTo), and scores 30-day demand for fake-traffic patterns. Returns TRUSTED / OK / SUSPECT / AVOID.$0.005 Base139 ms2 payers100% up
  60. 100api.duoleads.com/v1/num/wordsNumber to words: spell a number out in English, Dutch, German, French, Spanish, Italian, Portuguese, Polish, Russian, Turkish, Swedish or Japanese, in cardinal, ordinal or currency form. Currency form agrees the number with the currency noun and gives real minor-unit names for 19 currencies (EUR, USD, GBP, CHF, SEK, NOK, DKK, PLN, RUB, TRY, CNY, INR, BRL, MXN, CAD, AUD, NZD, CZK, HUF); any other ISO 4217 code uses a fraction such as 56/100. Values up to 10^15.$0.05 Base53 ms2 payers100% up
  61. 100squeezeos-api.onrender.com/api/fx/creditsFX conversion credit pack: 100 low-cost currency conversions using official ECB reference-rate data for autonomous agents.$0.005 Base123 ms2 payers100% up
  62. 100x402-seller-pmlm.onrender.com/reportWeb research in one call: ask a question and get a short cited answer, summarize a topic or get a Wikipedia summary. Returns a 1-3 sentence answer, key points tied to source ids, and the sources used (typically 1-5: title, URL, publisher, date, supporting quote), confidence and a free permalink. Sources: Wikipedia first, plus web pages, Stack Overflow, GitHub, papers, docs. Example: "What is the Model Context Protocol?". 0.01 USDC/call; failed calls are free.$0.01 Base263 ms2 payers100% up
  63. 100keyronne.com/api/routePoint-to-point directions between 2-10 stops by car, bike, or on foot: total and per-leg distance and travel time, plus route geometry as an encoded polyline. Stops can be place names (geocoded automatically) or lat/lon coordinates. Generic travel and delivery routing on OpenStreetMap road data, global coverage. POST a JSON body like: {"stops":["paris","lyon"],"mode":"car"}$0.01 Base94 ms2 payers100% up
  64. 100tools.miniframe.com.br/pix/brcodeGenerate a Brazilian Pix BR Code ("Copia e Cola") plus QR PNG from a Pix key. JSON body: key, merchant_name required; amount, merchant_city, txid, description optional. Returns brcode and qr_png_base64.$0.01 Base59 ms2 payers100% up
  65. 100squeezeos-api.onrender.com/api/utility/creditsUtility computation credit pack API — buy 10 SML deterministic utility calls through canonical x402 settlement.$0.005 Base285 ms2 payers100% up
  66. 100api.eckari.com/v1/locations/us/geocodeGeocode a US street address (Census, TIGER interpolated)$0.003 Base38 ms2 payers100% up
  67. 100japan-business-day-api.matchan962.workers.dev/v1/jpx/sqNikkei 225 futures/options SQ (special quotation) day for a contract month: 2nd Friday, moved earlier if a non-trading day, plus the last trading day.$0.01 Base52 ms2 payers100% up
  68. 100kronossignals.com/api/v1/digest/btcStructured market digest for any of the 16 supported crypto assets. Deterministic composite from live signals: derivatives (funding, basis, OI), market regime, 30d realized volatility, fear-greed index, and ML forecast probability (BTC/ETH/SOL only). Single-call 'start here' bundle for autonomous agents. $0.02 USDC via x402. Live scored track record at /api/stats — measured on served predictions, not a backtest.$0.02 Base177 ms2 payers100% up
  69. 100mcp.dropenginehq.com/api/token-security-auditSecurity audit for an EVM token: rug-pull, honeypot, and trading risk signals.$0.01 Base134 ms2 payers100% up
  70. 100compliancepulse.theaslangroupllc.com/api/validate/vatEU VAT number validation via VIES — deterministic$0.01 Base119 ms2 payers100% up
  71. 100quartermaster.surewhynot.app/v1/x402-auditFull x402 endpoint audit: verifies the 402 challenge, payment fields, Bazaar discovery metadata, and the origin's discovery surfaces (llms.txt, openapi.json, .well-known/x402, discovery/resources), returning a 0-100 score, pass/warn/fail checks with evidence, and recommended fixes.$0.01 Base120 ms2 payers100% up
  72. 100api.compliapi.com/api/v1/screen/email/:emailScreen an email address against OFAC SDN and other global sanctions lists. Call during onboarding or KYC review to check whether an email is associated with a sanctioned entity. Returns per-list matches with source URLs.$0.01 Base116 ms2 payers100% up
  73. 100space-weather.use.x402atlas.com/alertsSpace-weather alerts — newest bounded NOAA SWPC geomagnetic and solar-flare messages with deterministic product-code kinds, complete-message digests, and freshness.$0.005 Base64 ms2 payers100% up
  74. 100api.zkrobotics.fr/x402/summarizeText summarization API: summarize any text or article (English, French, any language, 200 to 7,000 characters) into a faithful 5-8 sentence summary / TL;DR. No API key, pay per call.$0.0055 Base179 ms2 payers100% up
  75. 100tariffmonkee.com/paid/lead-listAudit-qualified lead list as CSV: takes up to 10 local businesses, checks each Google Business Profile (claimed status, photos, hours, website, description, rating, review count) and returns only those with at least one red flag. Cheaper per business than /gbp-audit when the full batch is used.$0.60 Base125 ms2 payers100% up
  76. 100tariffmonkee.com/paid/trust-auditOne confidence-weighted trust verdict for a domain, URL or email: runs linkcheck, sitegrade and domain-intel (plus email-verify when an email is supplied) and flags disagreement between sources, such as a very new domain with a mature TLS setup, instead of concatenating outputs. At least one of domain, url or email is required.$0.10 Base113 ms2 payers100% up
  77. 100kronossignals.com/api/v1/liquidations/solForward liquidation cluster map + recent prints for all 17 crypto assets. Part A: estimated liq price levels for 5x/10x/25x/50x leverage bands, modeled from open interest and mark price — no new upstream source. Part B: real liquidation prints from OKX public API (no auth). Returns cluster map, nearest_long/short clusters, squeeze_bias, and honest disclaimers. Supports BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE-USD. Pay-per-call via x402.$0.02 Base178 ms2 payers100% up
  78. 100onchainpulse.theaslangroupllc.com/api/asatokenRug & token-safety scanner for Algorand ASAs — the first automated pre-trade check on the chain. Reads the AVM rug surface directly (clawback/freeze/manager authorities, default-frozen honeypot flag, reserve overhang), whale & creator concentration with DEX-pool accounts split out, Pera & Tinyman verification tiers, and live Tinyman liquidity/volume — fused into one deterministic CLEAR / CAUTION / AVOID verdict. Answers: is this token safe to buy?$0.015 Base79 ms2 payers100% up
  79. 100compliancepulse.theaslangroupllc.com/api/screen/sanctionsOFAC sanctions screening — deterministic, alias-aware$0.02 Base95 ms2 payers100% up
  80. 100cryptopulse.theaslangroupllc.com/api/lending-ratesLive rates for Hyperliquid's native on-chain borrow-lend market. Answers "what can I earn supplying USDC on Hyperliquid", "what does it cost to borrow HYPE", "how utilized is each reserve". Read straight from the HyperCore reserve precompile over the public HyperEVM RPC: per reserve, borrow APR, supply APR, utilization, loan-to-value, and total supplied/borrowed. Covers the major collateral assets; new reserves appear as they list. No other data product covers this market. Deterministic, no LLM.$0.03 Base273 ms2 payers100% up
  81. 100waterpulse.theaslangroupllc.com/api/water/streamflowStreamflow — river discharge (USGS)$0.05 Base264 ms2 payers100% up
  82. 100racingpulse.theaslangroupllc.com/api/arbitrageLive arbitrage — filtered guaranteed-profit opportunities for a specific racing jurisdiction$0.05 Base258 ms2 payers100% up
  83. 100onchainpulse.theaslangroupllc.com/api/yield-checkReality check on dividend and reflection token yield claims, deterministic. For any tax-redistribution token (gold dividends, USDT rewards, reflections): live 24h DEX volume x tax rate x payout share = the ACTUAL daily reward pool, compared against the promised figure, with a VOLUME-BACKED / STRETCHED / FANTASY verdict and the required-volume multiple. Also flags same-symbol copycat tokens on other chains. No LLM. Pair with /api/evmtoken: contract safety and yield math are different questions.$0.05 Base114 ms2 payers100% up
  84. 100macropulse.theaslangroupllc.com/api/crypto-pulseCrypto market context for macro and multi-asset agents — BTC, ETH and majors with the Fear and Greed read and the risk-on/risk-off signal that ties crypto to broader macro flows.$0.05 Base227 ms2 payers100% up
  85. 100immigrationpulse.theaslangroupllc.com/api/category-checkExpress Entry 2026 category checker — eligibility across all 10 categories + observed cutoffs$0.05 Base263 ms2 payers100% up
  86. 100gamepulse.theaslangroupllc.com/api/items/skin-checkLive in-game item price check across Steam Market and Skinport with real cash-out math: prices, fees, spread, liquidity, and a sell-here verdict.$0.05 Base232 ms2 payers100% up
  87. 100gamepulse.theaslangroupllc.com/api/gaming/trendingTrending games tracker for gamer agents. Returns what's exploding on Steam right now and why.$0.05 Base228 ms2 payers100% up
  88. 100debtpulse.theaslangroupllc.com/api/debt/statuteStatute of limitations on debt lookup and zombie-debt check. Returns SOL status by state, country, and debt type, whether the debt is time-barred, and the credit-report timeline. For consumer-rights and debt-relief agents.$0.05 Base205 ms2 payers100% up
  89. 100climatepulse.theaslangroupllc.com/api/climate/nowWhat should I wear outside right now? Real-time hyperlocal conditions (temp, feels-like, UV, wind) with an outdoor score, hourly highlights, and Amazon + REI gear picks matched to today's actual weather for any location.$0.05 Base82 ms2 payers100% up
  90. 100arbipulse.theaslangroupllc.com/api/predmarket-arbPrediction market cross-venue arbitrage — matches live Polymarket contracts to Kalshi contracts for the same events: both leg strategies, gross cost, Kalshi taker fee, net edge per contract, ARB_CANDIDATE / CONVERGENCE_GAP / ALIGNED verdicts. Optional ?query= topic filter. Deterministic order-book math, no LLM.$0.05 Base168 ms2 payers100% up
  91. 100arbipulse.theaslangroupllc.com/api/inference-arbAI inference price arbitrage — every provider serving a given model with live input/output $/Mtoken, blended 3:1 cost, cheapest-vs-dearest spread multiple, quantization caveats. Same open-weights model spans 2-5x across providers; for agents that buy inference this is self-referential spend recovery. Live listings, no LLM.$0.05 Base185 ms2 payers100% up
  92. 100arbipulse.theaslangroupllc.com/api/compute-arbGPU compute price arbitrage — ONE $0.25 call returns live $/GPU-hour for one GPU class (H100, H200, B200, A100, L40S, RTX 4090/5090) across the vast.ai marketplace floor, RunPod community/secure cloud, and the AWS on-demand anchor, plus the spread multiple and 24/7 monthly savings versus the anchor. Marketplace-vs-hyperscaler spreads of 3-4x are routine in 2026 — for agents provisioning training or inference this is direct spend recovery. Live provider APIs, no LLM in the path.$0.05 Base184 ms2 payers100% up
  93. 100airdroppulse.theaslangroupllc.com/api/points/campaign-statusGigaDex points campaign clock (Robinhood Chain) — status, elapsed/remaining days, farmer count and emission progress read live from the on-chain indexer, plus a hypothetical implied-value scenario table across illustrative FDVs. Analytics only, no redemption terms are official or implied.$0.05 Base178 ms2 payers100% up
  94. 100airdroppulse.theaslangroupllc.com/api/long/launch-checkLaunch provenance check for LONG.xyz / Doppler tokens on Robinhood Chain — one call verifies a token against the on-chain Doppler Airlock registry: registered launch or not, which stock token backs it (and whether that numeraire is an official Robinhood stock token), launching integrator (LONG primary vs other launchpads vs suffix imitators), factory creator match, 1e18 vanity suffix, governance burn status and supply structure. Deterministic verification analytics from verified contracts.$0.05 Base182 ms2 payers100% up
  95. 100grokzilla.shop/api/skills/slugifyTurn free text into a URL-safe lowercase slug. Deterministic, no network.$0.003 Base131 ms2 payers100% up
  96. 100rpc.nodeflare.app/sonic/x402Sonic RPC (chain 146): JSON-RPC over HTTPS on NodeFlare's own bare-metal nodes. Pay per request in USDC, no account or API key - built for AI agents. All methods including eth_getLogs, eth_call, trace, and debug (archive) - good for indexing, event queries, and simulation. Simple calls $0.001; heavy calls priced by compute units. One of the first independent x402 RPC providers for this chain.$0.001 Base287 ms2 payers100% up
  97. 100stationfx.com/economic-data/housing/new-privately-owned-housing-units-started-total-unitsNumber of new residential construction projects begun. Measures actual housing supply entering the pipeline. Sensitive to mortgage rates, builder confidence, and economic conditions. Monthly frequency with full derived metrics.$0.005 Base259 ms2 payers100% up
  98. 100stationfx.com/economic-data/housing/new-privately-owned-housing-units-authorized-in-permit-issuing-places-total-unitsNumber of new residential building permits issued — a leading indicator of future housing construction activity. Leads housing starts by 1-3 months. Use for housing cycle analysis and construction sector modeling. Monthly frequency.$0.005 Base258 ms2 payers100% up
  99. 100stationfx.com/economic-data/gdp-growth/real-gross-domestic-productGDP adjusted for inflation — the true measure of economic growth. Quarterly BEA advance, second, and third estimates. Two consecutive negative quarters = technical recession. Use for growth regime identification, cycle dating, and productivity analysis. Quarterly frequency.$0.005 Base228 ms2 payers100% up
  100. 100stationfx.com/economic-data/financial-conditions/st-louis-fed-financial-stress-indexSt. Louis Fed composite stress index measuring strain in U.S. financial markets. Constructed from 18 weekly data series including rates, spreads, and equity measures. Zero = normal conditions, positive = above-average stress. Weekly frequency, useful for crisis detection and risk-off signals.$0.005 Base290 ms2 payers100% up