x402watch

52,336 paid endpoints are listed. 31,735 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 2026-10-04 21:48 UTC · 52,336 probed

31,735 answering 40214,377 down5,356 rejecting868 no paywall1,864 price drift
  1. 942s.io/api/weather/historyHistorical daily weather for any coordinate (ERA5...$0.0036 Base49 ms–100% up
  2. 94api.jarvisclaw.ai/v1/marketplace/api/1950Images Transform$0.0173 Base37 ms–100% up
  3. 94graphadvocate.com/kalshi-polymarket/spreadKalshi vs Polymarket cross-source spread on a topic — JOIN that single-source APIs cannot return; arbitrage direction included.$0.05 Base134 ms–100% up
  4. 94mealpulse.theaslangroupllc.com/api/meal/pantryPantry-to-meal ideas$0.10 Base40 ms–100% up
  5. 94the-stall.intuitek.ai/cap/agent-access-checkChecks whether a website is accessible and agent-friendly. Fetches robots.txt, .well-known/ai.txt, and sitemap.xml; inspects HTTP headers (CORS, CSP, rate-limit); and returns a readiness verdict. Useful for agents that need to decide whether to scrape, crawl, or interact with a domain before committing to a workflow. Returns allowed/blocked status, disallowed paths, crawl delay, AI-specific rules, and sitemap URL if present.$0.034 Base58 ms–100% up
  6. 94the-stall.intuitek.ai/cap/changelog-generateConverts commit messages to a keep-a-changelog release block. Groups feat/fix/perf/docs/security commits into Added/Fixed/Changed/Security sections. Returns versioned markdown or structured JSON. No API key — pure transform.$0.023 Base63 ms–100% up
  7. 94gateway.code402.dev/api/vat-checkISO 7064 MOD-97-10 VAT checksum validation (paid, premium tier)$0.005 Base260 ms–100% up
  8. 94api.getaiscan.app/api/agent/score_aeoFull AEO (AI Search Visibility) score 0-100 with detailed checks$0.15 Base16 ms–100% up
  9. 94api.compliapi.com/api/v1/vpn/%7Bip_address%7DVpn$0.01 Base202 ms–100% up
  10. 94api.glianalabs.com/x402/gen-4.5Generate a video with gen-4.5 via x402.$1.30 Base106 ms–100% up
  11. 94stabletravel.dev/api/flightaware/airports/id/flights/scheduled-arrivalsGet scheduled arrival flights for a specific airport$0.01 Base126 ms–100% up
  12. 94x402.agentfund.net/x402/bls_cpiUS CPI Inflation$0.005 Base51 ms–100% up
  13. 94api.compliapi.com/api/v1/screen/country/%7Bcountry%7DScreen Country$0.01 Base200 ms–100% up
  14. 94the-stall.intuitek.ai/cap/congressional-tradesUS Congressional stock trades (STOCK Act disclosures). Two modes: supply a ticker to get all congress member trades in that stock (with excess-return-vs-SPY performance), or omit ticker for recent market-wide congressional activity. Returns representative, party, chamber, transaction type, dollar range, dates, and historical performance vs. SPY. Sourced from Quiver Quant's STOCK Act aggregator — no API key required. $0.022/call.$0.117 Base57 ms–100% up
  15. 94x402.agentfund.net/x402/edgar_insider_transactionsSEC Insider Transactions (Form 4)$0.02 Base200 ms–100% up
  16. 94stabletravel.dev/api/flightaware/history/flights/id/trackGet the historical flight track (position history)$0.12 Base88 ms–100% up
  17. 94stabletravel.dev/api/flightaware/history/airports/id/flights/departuresGet historical airport departures$0.04 Base43 ms–100% up
  18. 94x402stock.xyz/api/v1/solana/balance/%7Baddress%7DThe native SOL balance and basic account state for any Solana address, read from the public ledger: lamports and SOL, whether the account exists, its owning program, executable flag, and data size. Pass a base58 address in the path. Keyless on-chain data — no Jupiter API, no account. From x402stock, a pay-per-call market & economic data API. Pay per request in USDC via x402, no API key.$0.01 Base139 ms–100% up
  19. 94x402stock.xyz/api/v1/form-144/%7Bticker%7DInsider intent-to-sell notices (SEC Form 144) for one US-listed company — the leading indicator that front-runs the Form 4. Per notice: the insider and relationship, shares to be sold, aggregate market value, approximate sale date, broker, shares outstanding, and any sales in the past 3 months. A PROPOSED sale, not an executed trade. `?limit=` max 25. From SEC EDGAR. From x402stock$0.02 Base153 ms–100% up
  20. 94stablesocial.dev/api/tiktok/search-hashtagTikTok - Search posts by hashtag$0.06 Base137 ms–100% up
  21. 94stablesocial.dev/api/facebook/search-pagesFacebook - Search for page profiles$0.06 Base141 ms–100% up
  22. 94stablesocial.dev/api/reddit/search-profilesReddit - Search user profiles by keyword$0.06 Base234 ms–100% up
  23. 94api.compliapi.com/api/v1/screen/email/%7Bemail%7DScreen Email$0.01 Base120 ms–100% up
  24. 94the-stall.intuitek.ai/cap/defi-state-packReturns Ethereum block header + stablecoin depeg status + top DeFi yield farming pools in one call. Collapses the 3-hop eth-block → stablecoin-watch → yield-farming chain into a single call. All three upstreams fetched in parallel. Supports Ethereum, Base, Polygon, Arbitrum. Filter yield pools by chain, protocol, min TVL, min APY. Free upstreams — DRPC + DeFiLlama — no API key required.$0.059 Base57 ms–100% up
  25. 94stablesocial.dev/api/tiktok/followingTikTok - Get accounts user follows$0.06 solana110 ms–100% up
  26. 94stablesocial.dev/api/instagram/highlightsInstagram - Get user highlights$0.06 Base162 ms–100% up
  27. 94stablesocial.dev/api/facebook/followingFacebook - Get accounts user/page follows$0.06 Base58 ms–100% up
  28. 94stablesocial.dev/api/lightreel/chat/%7BconversationId%7DFetch a Lightreel transcript by conversationId. Requires SIWX wallet auth from the wallet that paid for the original StableSocial Lightreel job. 177 ms–100% up
  29. 94stablesocial.dev/api/instagram/profileInstagram - Get user profile information$0.06 Base49 ms–100% up
  30. 94stablesocial.dev/api/facebook/post-commentsFacebook - Get comments on a post$0.06 Base63 ms–100% up
  31. 94stablesocial.dev/api/facebook/searchFacebook - Search posts by keyword$0.06 solana47 ms–100% up
  32. 94stablesocial.dev/api/reddit/subredditReddit - Get subreddit posts$0.06 Base118 ms–100% up
  33. 94stablesocial.dev/api/lightreel/trendsLightreel - Research current TikTok, Instagram, X/Twitter, UGC, creator, social video, ad creative, and content trends by topic, niche, audience, sound, category, or market.$0.06 Base206 ms–100% up
  34. 94stablesocial.dev/api/lightreel/video-feedbackLightreel - Give feedback on UGC videos, creator drafts, scripts, hooks, captions, Reels, TikToks, storyboards, and ad creatives based on what is working in live social content.$0.06 Base142 ms–100% up
  35. 94stablesocial.dev/api/lightreel/chatsList durable wallet-owned Lightreel chats created through StableSocial. Requires SIWX wallet auth from the wallet that paid. 178 ms–100% up
  36. 94stablesocial.dev/api/instagram/comment-repliesInstagram - Get replies to a comment$0.06 Base167 ms–100% up
  37. 94stablesocial.dev/api/tiktok/profileTikTok - Get user profile information$0.06 Base173 ms–100% up
  38. 94stablesocial.dev/api/facebook/followersFacebook - Get user/page followers$0.06 Base53 ms–100% up
  39. 94stablesocial.dev/api/lightreel/chatLightreel - Ask the UGC research agent a question. Returns a durable StableSocial job immediately; poll GET /api/jobs/{jobId}. Use response_fields for structured output.$0.06 Base205 ms–100% up
  40. 94stablesocial.dev/api/reddit/searchReddit - Search posts by keyword$0.06 Base59 ms–100% up
  41. 94api.compliapi.com/api/v1/screen/id/%7Bgovernment_id%7DScreen Government Id$0.01 Base93 ms–100% up
  42. 94api.jarvisclaw.ai/v1/marketplace/api/3810Github Tags$0.0011 Base45 ms–100% up
  43. 94api.compliapi.com/api/v1/screen/crypto/%7Baddress%7DScreen Crypto$0.01 Base101 ms–100% up
  44. 94x402engine.app/api/video/hailuoRun Hailuo Video Generation via video-hailuo API$0.65 Base129 ms–100% up
  45. 94x402stock.xyz/api/v1/score/squeeze/%7Bticker%7DA transparent 0–100 short-squeeze pressure score for a US stock. Combines short interest as a % of shares, days-to-cover, the daily short-volume ratio, fails-to-deliver vs average volume, and a price/social spark into one gauge — with the full sub-factor breakdown and the raw inputs it scored. Factual quantitative reading, not advice. From x402stock, a market & economic data API (x402, USDC).$0.15 Base178 ms–100% up
  46. 94api.jarvisclaw.ai/v1/marketplace/api/3690Crypto Defi Yields$0.0017 Base28 ms–100% up
  47. 94api.24klabs.ai/api/explain-codeExplain Code$0.05 Base54 ms–100% up
  48. 94api.24klabs.ai/api/v1/mcp-blueprintMcp Blueprint$1.50 Base47 ms–100% up
  49. 94api.24klabs.ai/api/v1/extract-documentExtract Document$0.05 Base37 ms–100% up
  50. 94api.24klabs.ai/api/v1/analyze-imageAnalyze Image$0.08 Base40 ms–100% up
  51. 94api.24klabs.ai/api/analyze-imageAnalyze Image$0.08 Base14 ms–100% up
  52. 94api.24klabs.ai/api/summarize-contentSummarize Content$0.05 Base14 ms–100% up
  53. 94apiv2.laevitas.ch/api/v1/options/open-interestOptions Open Interest$0.10 Base114 ms–100% up
  54. 94apiv2.laevitas.ch/api/v1/options/gex/strikesOptions Dealer GEX Strike Contributions$0.10 Base125 ms–100% up
  55. 94apiv2.laevitas.ch/api/v1/perpetuals/carryPerpetuals Carry — funding rate, basis, annualized carry$0.10 Base126 ms–100% up
  56. 94apiv2.laevitas.ch/api/v1/futures/metadataFutures Metadata$0.10 Base126 ms–100% up
  57. 94apiv2.laevitas.ch/api/v1/futures/flowFutures Flow Summary$0.10 Base201 ms–100% up
  58. 94apiv2.laevitas.ch/api/v1/vol-surface/risk/scenarioVol Surface Risk Scenario$0.10 Base112 ms–100% up
  59. 94apiv2.laevitas.ch/api/v1/hyperliquid/node/wallet-flowHyperCore Wallet Flow$0.10 Base111 ms–100% up
  60. 94apiv2.laevitas.ch/api/v1/perpetuals/level1Perpetuals Level 1$0.10 Base156 ms–100% up
  61. 94apiv2.laevitas.ch/api/v1/perpetuals/reference-pricePerpetuals Reference Prices$0.10 Base158 ms–100% up
  62. 94apiv2.laevitas.ch/api/v1/spot/tickerSpot Ticker History$0.10 Base150 ms–100% up
  63. 94apiv2.laevitas.ch/api/v1/vol-surface/term-structureVol Surface Term Structure$0.10 Base149 ms–100% up
  64. 94apiv2.laevitas.ch/api/v1/hyperliquid/node/fillsHyperCore Fills$0.10 Base143 ms–100% up
  65. 94apiv2.laevitas.ch/api/v1/hyperliquid/node/twap-eventsHyperCore TWAP Events$0.10 Base131 ms–100% up
  66. 94apiv2.laevitas.ch/api/v1/predictions/ohlcvtPredictions OHLCVT Market Data$0.10 Base137 ms–100% up
  67. 94apiv2.laevitas.ch/api/v1/options/snapshotOptions Snapshot$0.10 Base112 ms–100% up
  68. 94apiv2.laevitas.ch/api/v1/perpetuals/ohlcvtPerpetuals OHLCVT Market Data$0.10 solana133 ms–100% up
  69. 94apiv2.laevitas.ch/api/v1/futures/orderbookFutures L2 Orderbook$0.10 solana118 ms–100% up
  70. 94apiv2.laevitas.ch/api/v1/spot/l2-orderbookSpot L2 Orderbook$0.10 Base119 ms–100% up
  71. 94apiv2.laevitas.ch/api/v1/macro/asset-classesMacro Asset Classes$0.10 Base136 ms–100% up
  72. 94api.loyalspark.online/x402-gateway/mcp-tools/list_marketplace_offersMCP tool: list_marketplace_offers$0.01 Base154 ms–100% up
  73. 94apiv2.laevitas.ch/api/v1/options/vol-surface/by-expiryVol Surface By Expiry$0.10 Base115 ms–100% up
  74. 94apiv2.laevitas.ch/api/v1/instrumentsList Instruments$0.10 Base113 ms–100% up
  75. 94apiv2.laevitas.ch/api/v1/vol-surface/catalogVol Surface Catalog$0.10 Base113 ms–100% up
  76. 94apiv2.laevitas.ch/api/v1/vol-surface/risk/decomposeVol Surface Risk Decompose$0.10 Base111 ms–100% up
  77. 94apiv2.laevitas.ch/api/v1/hyperliquid/node/l2-orderbookHyperCore L2 Orderbook$0.10 Base112 ms–100% up
  78. 94x402.agentutility.ai/whoisWHOIS API for agents, backed by the IANA-mandated RDAP endpoint.$0.005 Base19 ms–100% up
  79. 94x402.agentutility.ai/package-risk-npmScores supply-chain risk for an npm package before you install it.$0.03 Base18 ms–100% up
  80. 94x402.agentutility.ai/card-resolveNormalizes free-form graded card text into a canonical card object.$0.005 Base13 ms–100% up
  81. 94x402.agentutility.ai/unit-economics-calculatorCalculates SaaS unit economics: LTV, LTV to CAC, and CAC payback period.$0.01 Base15 ms–100% up
  82. 94x402.agentutility.ai/dso-dio-dpo-calculatorCalculates DSO, DIO, and DPO working capital days.$0.01 Base14 ms–100% up
  83. 94x402.agentutility.ai/video-thumbnailPull a single still frame out of a video without transcoding the whole file.$0.03 Base13 ms–100% up
  84. 94x402.agentutility.ai/twitter-user-tweetsLooks up a Twitter user's recent public tweets by handle, with metrics and pagination.$0.01 Base13 ms–100% up
  85. 94api.jarvisclaw.ai/v1/marketplace/api/3886Federal Codes$0.0014 Base31 ms–100% up
  86. 94x402.agentutility.ai/arxiv-summarizeTurn an arXiv paper into a structured research summary without reading the PDF.$0.04 solana17 ms–100% up
  87. 94x402.agentutility.ai/pdf2mdConvert a hosted PDF into clean Markdown, HTML, or structured JSON by sending its pdf_url.$0.20 solana13 ms–100% up
  88. 94x402.agentutility.ai/video-summarizeSummarizes videos, podcasts, and lectures in one call: Whisper v3 transcribes, then Mistral summarizes.$0.10 solana16 ms–100% up
  89. 94x402.agentutility.ai/refi-break-even-calculatorCalculates how many months a mortgage refinance takes to pay back its closing costs.$0.01 Base16 ms–100% up
  90. 94x402.agentutility.ai/saas-benchmark-scoreGrades a SaaS company's operating metrics against benchmarks.$0.01 Base14 ms–100% up
  91. 94x402.agentutility.ai/qr-makerGenerates a scannable QR code from any text input: a URL, vCard, WiFi join string, or plain text.$0.001 solana13 ms–100% up
  92. 94x402.agentutility.ai/unicode-normalizeNormalizes Unicode text and flags lookalike or hidden characters used in spoofing and phishing.$0.005 solana13 ms–100% up
  93. 94x402.agentutility.ai/ipfsRetrieves IPFS content by CID and optional path through public gateways, returning base64, text, or parsed JSON with ...$0.005 solana17 ms–100% up
  94. 94x402.agentutility.ai/homoglyph-checkDetects Unicode lookalike characters that impersonate ASCII Latin letters, a common phishing-domain trick.$0.003 solana13 ms–100% up
  95. 94x402.agentutility.ai/token-burn-statsReports token burn stats for any ERC-20 on Ethereum, Base, Polygon, Arbitrum, or Optimism.$0.005 solana13 ms–100% up
  96. 94x402.agentutility.ai/insider-tradingInsider trading feed.$0.01 Base22 ms–100% up
  97. 94x402.agentutility.ai/rule-of-40-calculatorCalculates the rule of 40 from ARR growth rate plus EBITDA (or gross) margin, then folds it into a full operating-met...$0.01 Base18 ms–100% up
  98. 94x402.agentutility.ai/country-infoCountry info lookup.$0.005 Base17 ms–100% up
  99. 94x402.agentutility.ai/classifySort text into categories you define on the spot, no training run required.$0.02 solana14 ms–100% up
  100. 94x402.agentutility.ai/city-weatherReturns current weather by city name with an instant geocoded lookup.$0.01 Base12 ms–100% up