x402watch

52,953 paid endpoints are listed. 27,123 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 2026-10-05 06:00 UTC · 52,953 probed

27,123 answering 40219,794 down5,154 rejecting882 no paywall1,829 price drift
  1. 95pay.edge-agents.ai/v1/services/macro-tr-central-government-debtLatest available Türkiye central government debt plus a comparable annual history from the World Bank World Development Indicators API, with source, lag and revision caveats. Purpose: Give an autonomous agent a normalized, directly sourced Türkiye central government debt series without forcing it to understand World Bank indicator codes or response shapes. 24-hour freshness target; missing evidence is reported explicitly rather than invented.$0.01 Base633 ms4 payers100% up
  2. 95cryptodataapi.com/api/v1/market-intelligence/etf/btc/flowsIssuer-aggregated daily spot ETF net flows for btc, eth or sol.$0.01 Base976 ms4 payers100% up
  3. 95risk-oracle-api.rohan-rajnikanth.workers.dev/v1/risk-checkDeterministic reserve-condition risk assessment for native USDC on Aave V3 Base$0.01 Base640 ms4 payers100% up
  4. 95reader.outbid.sh/scrapeHTML to markdown. $0.002 USDC.$0.002 Base813 ms4 payers100% up
  5. 95x402.onlybots.shop/readToken-efficient web reader: URL in, clean deduplicated article markdown out, with token count header. Boilerplate, nav, ads stripped — typically 10-30x fewer tokens than raw HTML. For AI agents that pay per token.$0.002 Base776 ms4 payers100% up
  6. 95agentum.lat/taxas-brasil-cdpMesmo dado do /taxas-brasil (Selic, CDI, dólar comercial) — rota técnica liquidada pelo Facilitador CDP da Coinbase, só pra indexação no Bazaar/agentic.market. Não é um produto novo.$0.01 Base697 ms4 payers100% up
  7. 95sendcheck-x402.pennyforgeorg.workers.dev/checkSendCheck: pre-send verification of any EVM address on one chain (EIP-55 checksum, wallet-vs-contract, outgoing activity, balances, verdict). POST {address, chain}$0.01 Base633 ms4 payers100% up
  8. 95api.aarn.space/v1/web/readRead one public webpage URL and return clean, LLM-ready Markdown or plain text. Designed for AI agents that need webpage contents, RAG context, research or summarization.$0.002 Base498 ms4 payers100% up
  9. 95helprentdanang.com/api/v1/paid/listings/Long-term rental listings in Da Nang, Vietnam: search by district, property type, bedrooms and monthly price in VND. Use when an agent needs current rentals with prices, districts and listing URLs (contacts are on the listing page). One payment of 0.01 USDC buys 5000 calls on Base, Solana or Arc.$0.01 Base709 ms4 payers100% up
  10. 95api.nohumans.directory/v1/listings/:id/verify-nowFor owners of a listed paid API: we buy from your endpoint with real USDC and publish the result on your nohumans.directory listing, whatever it finds. Plan "single": one purchase within 24 hours. Money decides when we buy, never the outcome, score or rank. Send your claim token as x-claim-token. Fee $3.00; this listing quotes $0.5000/call. Other plan: ?plan=pack ($5, three purchases in 30 days). Rule: https://nohumans.directory/methodology#verify-now$3.00 Base900 ms4 payers100% up
  11. 95pay.edge-agents.ai/v1/services/perp-funding-ratesLive perpetual-futures funding rates for BTC, ETH, SOL and XRP. Purpose: Give market-neutral and basis-trade agents a fresh, multi-venue funding-rate reading without polling seven exchanges and reconciling seven schemas. 5-minute freshness target; missing evidence is reported explicitly rather than invented.$0.01 Base574 ms4 payers100% up
  12. 95mcp.newstex.com/x402/trendingNewstex MCP Network: one page of metadata-only story search results.$0.01 Base626 ms4 payers100% up
  13. 95markdown-extractor.jannioura.workers.dev/Extract clean markdown from a URL (query-param form)$0.01 Base438 ms4 payers100% up
  14. 95intel.halowerk.com/v1/memoryq verwendet echtes SQLite FTS5, zusätzlich stehen Namespace und Tagfilter bereit. Die verifizierte Zahleradresse ist der Eigentümer; Ergebnisse und gespeicherte Daten sind strikt auf diesen Zahler begrenzt.$0.001 Base787 ms4 payers100% up
  15. 95api.maxwellinternational.ai/v1/food/nearRestaurants within a radius (default 2 km, max 10) of a latitude/longitude, nearest first, with distance in km, cuisine, address, and where known opening hours, phone, website and menu availability. No Google data.$0.01 Base797 ms4 payers100% up
  16. 95api.maxwellinternational.ai/v1/gov/cz/companiesOne company from Czechia's ARES register: registered name, status, legal form, registered address and the official register link (company-level facts only; no directors or shareholders). An id or search not yet cached answers 404, not charged, and is fetched within about a minute.$0.005 Base724 ms4 payers100% up
  17. 95api.maxwellinternational.ai/v1/macro/ecb/fxECB euro foreign exchange reference rates (EUR base) for one currency (e.g. USD): the latest rate and about three months of daily history in date order, as published by the European Central Bank.$0.005 Base649 ms4 payers100% up
  18. 95api.maxwellinternational.ai/v1/edgar/searchLook up SEC EDGAR companies by ticker or name; returns CIK, ticker, and company name.$0.005 Base491 ms4 payers100% up
  19. 95api.maxwellinternational.ai/v1/trip/barsApres-ski: bars, pubs, nightclubs and beer gardens within 15 km of one ski resort arrival point, nearest first, with opening hours, phone and website as published. Each answer repeats the trip map with the next step and bundle price. No Google data.$0.01 Base914 ms4 payers100% up
  20. 95api.maxwellinternational.ai/v1/gov/sk/companiesSlovak companies from the register of legal entities (RPO, Statistical Office). By id (ICO): one company with current and former names, legal form, status, address, founding and end dates, main activity, register court and file number, share capital and business scope. By name (q=): matching companies with name, legal form, status, address and founding date; open one by id for the rest. No persons. Uncached: 404, not charged.$0.005 Base773 ms4 payers100% up
  21. 95api.maxwellinternational.ai/v1/weather/forecastNWS daily/period forecast (about 7 days, day and night periods) for a US point or grid. From the NWS (US and territories), cached and refreshed about every 3 hours; a location not yet cached answers 404, is not charged, and is queued.$0.005 Base609 ms4 payers100% up
  22. 95edge.innovalyxx.com/mcp/tools/get_agent_visibilityReturns a 0–100 generative-engine visibility score and estimated LLM mention rate for a URL. Cost $0.01 per call. Not HTTP uptime, TLS, or a credit.$0.01 Base888 ms4 payers100% up
  23. 95cron402-api.user-defaults.workers.dev/v1/cronscron402: create a cron job that calls your webhook on a schedule. $0.008 includes 1 run credit; each subsequent run costs 1 credit (top up at /v1/crons/topup/{pack}).$0.008 Base572 ms4 payers100% up
  24. 95canary.countersignpay.com/v1/base/headCurrent Base mainnet block height and base fee per gas in wei, read from the chain at request time$0.01 Base661 ms4 payers100% up
  25. 95api.ukintel.uk/v1/company/searchFind a UK company by name. Returns the top 5 matches from the Companies House register with number, name, status and incorporation date. Taster tier - cheap enough to try on a whim before paying for a full profile or verdict.$0.005 Base582 ms4 payers100% up
  26. 95humanmirror.fr/api/x402/clean-json/Clean and canonicalize JSON, then independently verify the output is stable and idempotent.$0.01 Base915 ms4 payers100% up
  27. 954yearcycle.com/x402/fx-ratesOfficial daily foreign exchange reference rates from the European Central Bank (~30 currencies vs EUR, published each business day around 16:00 CET), rebased on request to any listed currency via EUR cross-rates and filtered to a requested symbol list; returns the reference date, the rate table and the ECB source attribution.$0.005 Base596 ms4 payers100% up
  28. 95api.oblique.markets/api/v1/paid/research-answerUse when an agent needs a concise, cited answer to one research question with optional domain scope and freshness, from one bounded pay-per-call web search. Returns the answer synthesized only from the retrieved sources, source URLs and labels with retrieval timestamps, an explicit insufficient-evidence refusal when the sources do not support an answer, and a machine-readable receipt of the upstream cost and settlement.$0.01 Base586 ms4 payers100% up
  29. 95api.sys84.org/v1/services/wallet_risk_snapshotBase wallet screening with provider coverage, address-security flags and account nonce. Contracts require separate assessment. Risk scores are heuristic, not calibrated safety probabilities.$0.01 Base619 ms4 payers100% up
  30. 95automatoncolony.xyz/api/v1/x402/datos/estado-cadenaThe cheapest way to test an x402 payment loop end to end. Returns the current Base block number and its hash. No parameters needed. Answered inline, no polling, with the Base block and hash it was read at. Valid 60s. Payment implies a request for immediate execution. Terms (0x2134019c6388d3c598b4e33a69416a364cccccea4735ebc8a21f6fd47c4a2dba): https://automatoncolony.xyz/api/v1/legal/terms$0.0049 Base933 ms4 payers100% up
  31. 95api.neurodynamic.tech/v1/audio/speechIntroductory pricing. Catalogue narration: 0.005 USDC on Base, up to 1,000 characters, MP3. Seven English voices. No account, reference upload or human approval. Read https://api.neurodynamic.tech/narration. Authorisation verified before work; settlement after successful audio. Retry identical body and proof for one hour without a second charge. Quoted tier price: 0.005 USDC.$0.005 Base949 ms4 payers100% up
  32. 95pixels.gateway.clawca.sh/v1/link-inspectInspect a public HTTPS URL for redirects, metadata, content type, word count, and content hash.$0.002 Base743 ms4 payers100% up
  33. 95api.interzoid.com/translatetoenglishDetect the language of input text and translate it to English. Supports numerous world languages with AI-powered translation.$0.01 Base675 ms4 payers100% up
  34. 95api.interzoid.com/identifylanguageIdentify the language of a given text string. Supports detection of numerous world languages from text samples.$0.01 Base475 ms4 payers100% up
  35. 95api.interzoid.com/getnameoriginDetermine the likely cultural or geographic origin of an individual name. Useful for demographic analysis and internationalization efforts.$0.01 Base324 ms4 payers100% up
  36. 95api.linkedpanda.com/agent/v1/profiles/postsRecent LinkedIn posts for a profile$0.25 Base474 ms4 payers100% up
  37. 95www.robbiegeorgephotography.com/v1/query/atomic/robbie-george-biography-plateAtomic canonical resolution for the registered Robbie George Biography Plate™ identifier. x402 payment grants one endpoint-level retrieval only. It does not grant training, embedding, bulk ingestion, redistribution, resale, synchronization, private-dataset construction, derivative-dataset creation, or Robbie's Razor framework implementation rights.$0.005 Base447 ms4 payers100% up
  38. 95x402stock.xyz/api/v1/newsCurated stock-market news with ticker tags, source, publisher, image, and timestamps. Pass `?ticker=AAPL` to filter. From x402stock, a pay-per-call market & economic data API for AI agents. No API key or account; pay in USDC via x402.$0.02 Base609 ms4 payers100% up
  39. 95x402stock.xyz/api/v1/ticker-typesReference list of security type codes used in ticker reference data (e.g. CS = Common Stock, ETF, PFD, WARRANT) with descriptions. From x402stock, a pay-per-call market & economic data API for AI agents. No API key or account; pay in USDC via x402.$0.01 Base385 ms4 payers100% up
  40. 95api.xynaptic.io/v1/crypto-brief-liveXynaptic Crypto Live — real-time crypto prices (BTC, ETH, SOL, ADA + top coins) fetched at the exact moment of your request. Live data, not a cached digest.$0.01 Base437 ms4 payers100% up
  41. 95x402.shizu.me/cryptoCurrent spot price for crypto trading pairs. Input: pair — a single pair (BTC-USD) or up to 10 comma-separated pairs (BTC-USD,ETH-USD,SOL-USD) returned in ONE call for the same price — poll a whole portfolio per tick. Returns amount and currency per pair. Real-time from Coinbase.$0.005 Base644 ms4 payers100% up
  42. 95api.boonprotocol.com/api/v1/x402/graphBoon x402 endpoint recognition graph$0.01 Base478 ms4 payers100% up
  43. 95x402.shizu.me/creditsCheck your credit balance. Credits are the unit of account for the tollbooth, escrow, and bounty markets here: 1 credit = $0.001, funded by calling /credits/buy ($0.010 per settled call, +10 credits). Balance is keyed to your paying wallet.$0.002 Base662 ms4 payers100% up
  44. 95stable-domains-git-ben-upgrade-agentcash-r-bb6a65-merit-systems.vercel.app/api/checkCheck domain availability and current registration price.$0.01 Base333 ms4 payers100% up
  45. 95qr-api-production-1836.up.railway.app/generate/basicGenerate a QR code PNG (returned base64-encoded in JSON) for any text or URL using default black-on-white styling.$0.001 Base390 ms4 payers100% up
  46. 95agentwholesale-5zlaioz91-despiteryan-4343s-projects.vercel.app/api/v1/trendsAgent-ready keyword trend intelligence for 1-5 keywords in a country. Returns normalized relative-interest data. Not Google Trends.$0.01 Base475 ms4 payers100% up
  47. 95stable-travel-git-migrate-stabletravel-router-140-merit-systems.vercel.app/api/flightaware/airports/KLAX/weather/observationsGet weather observations (METAR) for a specific airport$0.004 Base402 ms4 payers100% up
  48. 95agentwholesale.vercel.app/api/v1/trendsAgent-ready keyword trend intelligence for 1-5 keywords in a country. Returns normalized relative-interest data. Not Google Trends.$0.01 Base794 ms4 payers100% up
  49. 95screenshot-api-production-fe7e.up.railway.app/capture/pdfRender an http(s) URL to a PDF (A4/A3/Letter/Legal/Tabloid) with print emulation; returns a JSON envelope with the PDF base64-encoded under pdf_base64, plus final_url, title, format, and size.$0.002 Base377 ms4 payers100% up
  50. 95x402-agents-production.up.railway.app/funding-ratesReturn live cross-exchange perpetual funding rates and the largest annualized funding divergences.$0.01 Base533 ms4 payers100% up
  51. 95risk-graph-gx7v4.ondigitalocean.app/api/v1/agent/searchTargeted node lookup by asset address or protocol/asset name — the sole discovery path$0.001 Base463 ms4 payers100% up
  52. 95dns-intel-api-production.up.railway.app/dns/reverseReverse-DNS lookup for an IP: PTR record plus a best-effort list of other domains hosted on the same IP.$0.002 Base364 ms4 payers100% up
  53. 95twin.unykorn.org/xrpl-dropsConvert between XRP and drops$0.001 Base481 ms4 payers100% up
  54. 95content.hugen.tokyo/content/linksExtract and classify all hyperlinks from a web page — internal vs external using eTLD+1 domain matching. Returns up to 200 internal and 200 external links with counts. No web crawler setup needed. Accepts USDC payments on Base and Solana$0.01 Base803 ms4 payers100% up
  55. 95free-api-resell.relayhop.workers.dev/v1/polymarket/marketsPolymarket prediction-market listings. Query: ?limit=1-100. Source: Polymarket Gamma API (free).$0.002 Base502 ms4 payers100% up
  56. 95weather.hugen.tokyo/weather/forecastDaily weather forecast (1-7 days) by city name — max/min temperature, precipitation amount and probability, peak wind speed per day. Automatic geocoding from city name to coordinates. Structured JSON ready for immediate use in agent workflows. No API keys, no coordinate lookups, no setup needed. Accepts USDC payments on Base and Solana$0.01 Base741 ms4 payers100% up
  57. 95monitor.memoryapi.org/x402/monitor/activityx402 API activity stats — top endpoints by paid calls, trend data, and unique payer counts from memoryapi.org nginx logs.$0.001 Base717 ms4 payers100% up
  58. 95agentkit-x402-buy.netlify.app/api/eth-priceETH/USD spot via AgentKit x402 — $0.001 USDC$0.001 Base616 ms4 payers100% up
  59. 95archtools.dev/v1/tools/ip-lookupGeo, ISP, VPN/proxy detection. Pay per call with USDC (x402) or credits - archtools.dev$0.01 Base369 ms4 payers100% up
  60. 95svm402.com/analyzeAnalyze Token$0.03 solana964 ms3 payers100% up
  61. 95x402.freeq.one/tools/mermaidMermaid Diagram Renderer: Render a Mermaid diagram to an image (PNG or SVG). Returns a base64-encoded image (MCP content type image). Options: format (png|svg), theme (default|dark|forest|neutral), scale (1-4, PNG only). Pay per call in USDC on Base via x402 — POST https://x402.freeq.one/tools/mermaid.$0.005 Base752 ms3 payers100% up
  62. 95api.kadec0.xyz/v1/sec-edgarSEC filings full-text search. Searches SEC EDGAR filings - 10-K, 10-Q, 8-K, and every other form type - by keyword, company name, ticker, or CIK, with date-range filtering, returning company, form type, filing date, accession number, and a direct document link. For SEC filings research and disclosure monitoring. Keyless.$0.05 Base972 ms3 payers100% up
  63. 95coingecko.use.x402atlas.com/coinCrypto coin metadata and market data by CoinGecko id — name, symbol, market-cap rank, price, homepage and categories for any token.$0.005 Base923 ms3 payers100% up
  64. 95scvd.store/api/buy/daily_fortuneThe Daily Fortune. The day's fortune and fortune_date (UTC), with purchased_text: an ed25519 envelope binding the exact words, date and purchase certificate. Every buyer today reads the same line. Full listing: https://scvd.store/menu/daily_fortune. MCP tool: buy_daily_fortune.$0.01 Base467 ms3 payers100% up
  65. 95api.brazilayer.com/v1/cadeias/cafe_kcCausal chain for arabica coffee: minimum temperature forecast 72h ahead over the southern Minas belt (frost is the event that historically moves KC hardest, operational threshold 3 °C) → consecutive dry days stressing flowering → observed rainfall → the official BRL/USD rate that converts the international price for the grower. Brazil is the top arabica exporter. Physical signal only — bring your own price. Free sample, no payment: https://api.brazilayer.com/v1/cadeias/amostra$0.05 Base831 ms3 payers100% up
  66. 95email-verifier.underscoredone.com/verifyTakes one email address and tells you whether it can actually receive mail. Returns a verdict of valid, invalid, or risky, splits the address into username and domain, and flags free providers and role accounts like admin@ or support@. One address per call.$0.01 Base648 ms3 payers100% up
  67. 95x402.payperbyte.io/feeds/weatherNWS weather forecasts for 5 US cities (NYC, LA, Chicago, Houston, Miami)$0.005 Base577 ms3 payers100% up
  68. 95api.solenrich.com/entrypoints/enrich-wallet-light/invokeSOL balance, token holdings, NFT breakdown (collected vs compressed airdrops vs suspected spam, with a per-collection list), labels (including behavioral flags: regular_intervals, high_frequency, 24_7_active, repetitive_actions — algorithmic signals from tx timing that indicate automated activity), risk score. Fast and cheap.$0.002 Solana516 ms3 payers100% up
  69. 95api.solenrich.com/entrypoints/whale-watch/invokeTop holders with accumulation/distribution tracking, balance context, supply percentage.$0.008 Solana944 ms3 payers100% up
  70. 95api.solenrich.com/entrypoints/perps-market-trend/invokeTrack Jupiter Perps market trends for SOL, BTC, and ETH$0.008 Base949 ms3 payers100% up
  71. 95api.rxatlas.dev/v1/drugsSearch US drug products by NDC, brand, generic name, ingredient, manufacturer, dosage form, route, source, or identifier.$0.10 Base643 ms3 payers100% up
  72. 95x402-seller.onrender.com/oil/priceCurrent crude oil price in USD per barrel — WTI or Brent spot price from the U.S. Energy Information Administration (EIA). Reflects the latest official daily figure, not live or real-time trading data; lags the market by several business days.$0.005 Base994 ms3 payers100% up
  73. 95twitter.use.x402atlas.com/user-mediaGet a paginated timeline of media posts from an X user.$0.006 Base356 ms3 payers100% up
  74. 95twitter.use.x402atlas.com/user-highlightsGet the highlighted posts selected on an X user profile.$0.006 Base977 ms3 payers100% up
  75. 95palmyr.ai/domains/operations/:idPoll the status of a domain registration you started (owner-only).$0.01 Solana327 ms3 payers100% up
  76. 95schema.nsgoods.org/extractabilitySigned extractability score (0-100) + breakdown + fixes for a URL. Free preview: GET /extractability/preview Blocked or bad input returns 400; a failed fetch returns 502; you are never charged for an error.$0.01 Base751 ms3 payers100% up
  77. 95defillama.use.x402atlas.com/yieldsYield pools by DefiLlama — every tracked pool with APY, TVL, project and chain.$0.005 Base52 ms3 payers97% up
  78. 95x402.aispace.bot/api/v1/audio/speechText-to-speech on Venice voices (Kokoro, Qwen 3, xAI, Inworld, Chatterbox, Orpheus, ElevenLabs Turbo, MiniMax, Gemini Flash), paid per request in USDC on Base via x402, no API key. Resolve a model id from GET /api/v1/models?type=tts.$0.01 Base854 ms3 payers100% up
  79. 95x402-mcp.onrender.com/mn/property-checkMinneapolis rental license check — is this property licensed? Property due diligence agent for Minneapolis Minnesota (Hennepin) housing compliance open data. GET ?address= (street 1-120 chars) → compliance_verdict (licensed_clean|licensed_with_violations|unlicensed|condemned_or_boarded), rental license status/tier/units/expiration, violation cases, condemned/boarded. Live City JSON. Tenant screening, landlord DD, lending. Sample: /mn/property-check/sample.$0.01 Base947 ms3 payers100% up
  80. 95minifetch.com/api/v1/x402/extract/url-linksFor SEO link audits: Extracts and categorizes all links on a page (internal, external, anchor) for SEO audits and site-structure analysis. Returns nofollow/rel attributes, anchor text, image links missing alt text, and external domain distribution. Obeys robots.txt. Supports GET & POST$0.002 Base511 ms3 payers100% up
  81. 95toolcall.click/t/web/readerTurn any public web page, including JavaScript-heavy ones, into clean readable markdown (or text/html) with title and byline. Rendered by a real browser then stripped to the main content. Ideal for feeding pages to LLMs. JSON response. $0.006 USDC per call, pay via x402, no API key.$0.006 Base683 ms3 payers100% up
  82. 95lionx402.com/api/x402/sanctions-screen-jsonIs this address on the OFAC SDN list? $0.005 detailed sanctions screen for agents (same list as $0.001 wallet-screen, fu$0.005 Base330 ms3 payers100% up
  83. 95stablestudio.io/api/uploadGet a client token for direct upload to Vercel Blob$0.01 Base909 ms3 payers100% up
  84. 95mcp.zensched.com/x402/tools/policy_archiveZenSched `policy_archive` — Archive a policy (blocked while any active brand references it; policy 0 cannot be archived). Pay-per-call $0.01 USDC; the paying wallet owns the org (auto-provisioned on first call). Catalog: https://mcp.zensched.com/x402/tools$0.01 Base818 ms3 payers100% up
  85. 95kronossignals.com/api/v1/briefingComposite market briefing: BTC/ETH/SOL ML forecasts (1h horizon), Crypto Fear & Greed Index, TradFi macro context (VIX/DXY/US 10Y yield/S&P 500/gold), and top funding-rate extremes (|z|≥2 screened across 17 perpetual markets) — all in one round-trip. Saves 4+ separate paid calls. Per-section available flags for graceful degradation. $0.10 USDC via x402. Live scored track record at /api/stats — not a backtest.$0.10 Base935 ms3 payers100% up
  86. 95api.gondola-ai.com/v1/messagesAnthropic Messages compatible completions across the Venice AI model catalog. Pay per request in USDC on Base via x402, with no account and no API key. Overpayment is never lost: it banks as reusable wallet credit for your next call. Model ids and live prices: GET https://api.gondola-ai.com/v1/models.$0.01 Base725 ms3 payers100% up
  87. 95x402.botsmith.dev/stablecoin/pegStablecoin Peg Monitor ($0.015/call): Live peg-and-supply snapshot for any stablecoin by symbol (USDC, USDT, DAI, ...): current price, signed deviation from peg in basis points, a depeg alert at 1%, total circulating supply and its top-chain breakdown. Keyless. Useful before settling or holding value in a given stablecoin.$0.015 Base695 ms3 payers100% up
  88. 95x402.ochinimus.app/api/tvlTVL for any DeFi protocol with 1d and 7d change, or a top-15 chains ranking. Use when you need to answer: How much TVL does this protocol have? DefiLlama-backed; a protocol family is aggregated across its deployments and the change is TVL-weighted.$0.005 Solana757 ms3 payers100% up
  89. 95cryptyx.ai/api/asset/top-predictorsPer-asset predictor explorer — top 5 atomic signals and top 5 metrics ranked by absolute IC times hit rate. A/B grades only, anti-predictive filtered, family-deduped. Signals carry walk-forward robustness; metrics carry TS-vs-CS divergence. Coverage: pass any asset in the CRYPTYX 200+ tracked universe (BTC, ETH, SOL, top-cap + long-tail).$0.05 Base309 ms3 payers100% up
  90. 95data.greeneris.io/v1/btc/feesRecommended Bitcoin transaction fee rates in sat/vB (fastest, half-hour, hour, economy, minimum) from mempool.space, computed from the live mempool. Optional ?include=difficulty adds the current difficulty retarget estimate (change %, remaining blocks/time). No required params; served with a 60s cache.$0.001 Base540 ms3 payers100% up
  91. 95coil.trade/api/board/top-volumeScores for the most-traded US stocks — the liquid mega-caps agents actually trade. One read returns the top names by 20-day average dollar volume in every S&P 500 sector, each scored: opportunity 0-100 plus board percentile, entry state (READY / SETUP / WAIT / CHASE / FALLING), hold strength, leadership flag, and the dollar-volume figure that ranked it. High-liquidity names only, no illiquid tail. Refreshed ~5 min in market hours. Research, not advice.$0.02 Base526 ms3 payers100% up
  92. 95api.webbersites.com/api/calcExact math for agents — the arithmetic LLMs get plausibly wrong. Evaluates an expression at 50-significant-digit precision (BigNumber): big-integer multiplication, high-precision division, roots, logs, factorials, unit conversions (12 inch to cm). GET ?expr=…, result returned as an exact string. Deterministic, no AI, never executed as code.$0.001 Base602 ms3 payers100% up
  93. 95aegis-ai.xyz/api/d2a/briefingAegis curated briefing — AI-scored content feed with V/C/L metrics$0.01 Base654 ms3 payers100% up
  94. 95quantum-artificer.surewhynot.app/v1/math/numericalNumerical computing (SciPy): root-finding, optimization, numerical integration (quadrature), eigenvalues/vectors, and linear solves — returned with residuals and condition numbers. Paid in USDC on Base or Solana.$0.003 Base954 ms3 payers100% up
  95. 95api.useatelier.ai/api/x402/pay/svc_1772399254862_qevyi72fuGot an idea? Describe it and Nano Banana brings it to life as a stunning AI-generated image. From realistic portraits to abstract art, any style, any concept.$0.11 Base798 ms3 payers100% up
  96. 95ai-data-marketplace-1042299154756.us-central1.run.app/api/v1/code_auditScan supplied code with transparent deterministic rules for common secret, injection, shell, weak-hash, and Solidity risks. This is not a professional audit.$0.01 Base583 ms3 payers100% up
  97. 95x402-filings.datalayer.workers.dev/v1/jobs/atsJob postings read straight from a company's own applicant tracking system — Greenhouse, Lever, Ashby, SmartRecruiters, BambooHR or Recruitee. This is the source that job boards scrape, so there are no duplicates, no expired listings and no aggregator lag. Hiring is a demand signal: which teams a company is growing and where.$0.01 Base810 ms3 payers100% up
  98. 95paulgraham.persona.energy/v1/x402/entities/paul-graham/retrieveSearch Paul Graham's source corpus — a source-grounded persona of the Y Combinator co-founder and essayist, built from 13,000+ cited sources: his complete essays, talks, interviews, and X posts — by semantic + lexical query and retrieve grounded packets (graded claims, quotes, evidence with citations). POST a JSON body { query, limit? (<=100), packetTypes? }. Flat micro-price per query.$0.01 Base539 ms3 payers100% up
  99. 95agentbodega.store/api/status/githubCheck GitHub's official status source for current incidents, component health, and scheduled maintenance before an agent retries, deploys, or escalates.$0.005 Base700 ms3 payers100% up
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