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. 92api.blockchainmoneymap.com/api/x402/x402-cross-protocol-agent-commerce-profile-normalizerNormalizes safe agent-commerce profile facts across x402, MCP, and AP2-style surfaces.$0.01 Base317 ms1 payers100% up
  2. 92api.blockchainmoneymap.com/api/x402/x402-facilitator-cost-comparatorCompares caller-supplied x402 facilitator cost facts for buyer-agent routing.$0.01 Base333 ms1 payers100% up
  3. 92x402.orthogonal.com/signalbase/signals/fundingFetch funding signals with filtering by date, country, round type, amount, industry, and more. Pagination billing: call the first page normally and save billing.requestId from the Orthogonal /v1/run response. For later page, offset, or cursor calls on the same logical search, pass parentRequestId with unchanged non-pagination parameters. Valid continuation calls still get their own request IDs and quoted price, but are charged 0. Changing filters starts a new billable request.$0.08 Base335 ms1 payers100% up
  4. 92x402.orthogonal.com/signalbase/signals/hiringFetch hiring signals (open job postings) with position, department, seniority, and location filters. Pagination billing: call the first page normally and save billing.requestId from the Orthogonal /v1/run response. For later page, offset, or cursor calls on the same logical search, pass parentRequestId with unchanged non-pagination parameters. Valid continuation calls still get their own request IDs and quoted price, but are charged 0. Changing filters starts a new billable request.$0.08 Base330 ms1 payers100% up
  5. 92x402.orthogonal.com/signalbase/signals/acquisitionsFetch acquisition signals with filtering by date, country, deal amount, and company details. Pagination billing: call the first page normally and save billing.requestId from the Orthogonal /v1/run response. For later page, offset, or cursor calls on the same logical search, pass parentRequestId with unchanged non-pagination parameters. Valid continuation calls still get their own request IDs and quoted price, but are charged 0. Changing filters starts a new billable request.$0.08 Base407 ms1 payers100% up
  6. 92x402.orthogonal.com/signalbase/companiesBrowse and search companies with filtering by industry, size, location, and founding year. Pagination billing: call the first page normally and save billing.requestId from the Orthogonal /v1/run response. For later page, offset, or cursor calls on the same logical search, pass parentRequestId with unchanged non-pagination parameters. Valid continuation calls still get their own request IDs and quoted price, but are charged 0. Changing filters starts a new billable request.$0.08 Base442 ms1 payers100% up
  7. 92x402endpoint-924155002144.us-west2.run.app/get-imageWater-Saving Dual-Function Handle$0.30 Base365 ms1 payers100% up
  8. 92x402.orthogonal.com/leadsforge/lookalikes/searchSearch for lookalike companies with pagination and filtering. | ERROR: Unable to calculate price.$0.03 Base437 ms1 payers100% up
  9. 92x402.orthogonal.com/leadsforge/search/filters/funding-typesGet available funding type values for search filtering.$0.005 Base380 ms1 payers100% up
  10. 92x402.orthogonal.com/leadsforge/search/filters/senioritiesGet available seniority values for search filtering.$0.005 Base320 ms1 payers100% up
  11. 92x402.orthogonal.com/leadsforge/lookalikes/previewPreview lookalike companies for given domains. This endpoint is free on the upstream API.$0.005 Base378 ms1 payers100% up
  12. 92x402.orthogonal.com/leadsforge/search/filters/departmentsGet available department values for search filtering.$0.005 Base306 ms1 payers100% up
  13. 92x402.orthogonal.com/leadsforge/search/countCount the number of results matching search filters without returning the actual data.$0.005 Base324 ms1 payers100% up
  14. 92x402.orthogonal.com/leadsforge/lookalikes/filters/senioritiesGet available seniority values for lookalikes filtering.$0.005 Base391 ms1 payers100% up
  15. 92x402.orthogonal.com/leadsforge/lookalikes/filters/employee-rangesGet available employee range values for lookalikes filtering.$0.005 Base389 ms1 payers100% up
  16. 92x402.orthogonal.com/leadsforge/lookalikes/filters/departmentsGet available department values for lookalikes filtering.$0.005 Base308 ms1 payers100% up
  17. 92x402.orthogonal.com/serper/placesGoogle Places search - returns local businesses with names, addresses, phone numbers, ratings, review counts, hours, categories, and cids. Use for finding local businesses, restaurants, services. Returns cid values needed for the Reviews endpoint. Pagination billing: call the first page normally and save billing.requestId from the Orthogonal /v1/run response. For later page, offset, or cursor calls on the same logical search, pass parentRequestId with unchanged non-pagination parameters. Valid continuation calls still get their own request IDs and quoted price, but are charged 0. Changing filters starts a new billable request.$0.002 Base309 ms1 payers100% up
  18. 92x402.orthogonal.com/peopledatalabs/v5/person/searchSearch and filter people using Elasticsearch or SQL queries. Find people by job title, company, location, skills, education, and more. | ERROR: Unable to calculate price.$0.35 Base310 ms1 payers100% up
  19. 92finance.toonhaus.dev/api/market/newsMarket news$0.005 Base434 ms1 payers100% up
  20. 92x402.orthogonal.com/joinmassive/searchRetrieve search results or queue a search for later retrieval. Supports Google engine with geotargeting by country, subdivision, and city. Returns structured SERP data. Pagination billing: call the first page normally and save billing.requestId from the Orthogonal /v1/run response. For later page, offset, or cursor calls on the same logical search, pass parentRequestId with unchanged non-pagination parameters. Valid continuation calls still get their own request IDs and quoted price, but are charged 0. Changing filters starts a new billable request.$0.0125 Base335 ms1 payers100% up
  21. 92finance.toon.haus/api/market/newsMarket news$0.005 Base476 ms1 payers100% up
  22. 92finance.toon.haus/api/stock/metricsP/E, PEG, margins, ROE, growth, beta$0.005 Base537 ms1 payers100% up
  23. 92demohouse.dev/api/x402/capPurchase Trucker Cap$4.00 Base Sepolia454 ms1 payers100% up
  24. 92demohouse.dev/api/x402/stay-tinyPurchase Timber Tiny House$3.00 Base Sepolia464 ms1 payers100% up
  25. 92demohouse.dev/api/x402/stay-treehousePurchase Redwood Treehouse$5.00 Base Sepolia530 ms1 payers100% up
  26. 92demohouse.dev/api/x402/stay-loftPurchase Skylight Loft$4.00 Base Sepolia475 ms1 payers100% up
  27. 92demohouse.dev/api/x402/unlockPurchase Unlock Premium$5.00 Base Sepolia521 ms1 payers100% up
  28. 92api.freaks.one/v2/tools/run/freaks-v2-1106-sniperfreaks-v2-1106-sniper$0.05 Base854 ms1 payers100% up
  29. 92api.freaks.one/v2/tools/run/freaks-v2-432-smartmoneyfreaks-v2-432-smartmoney$0.10 Base870 ms1 payers100% up
  30. 92finance.toonhaus.dev/api/stock/price-historyOHLCV candles$0.005 Base998 ms1 payers100% up
  31. 92gateway-production-1a96.up.railway.app/opportunitiesAI-analyzed EU public procurement opportunities from TED for companies seeking new contracts, tenders and commercial opportunities across Europe$0.05 Base712 ms1 payers100% up
  32. 92stable-enrich-git-shafu-stableenrich-peopl-a13b22-merit-systems.vercel.app/api/fullenrich/people-searchFullEnrich People Search — filter by company domain/name/LinkedIn URL, seniority, title, location, skills, industry, job function, tenure, and 20+ other FullEnrich filters. Requires at least one filter; limit/offset alone → 400.$0.05 Base846 ms1 payers100% up
  33. 92digital-micro-arbitrage-v0-production.up.railway.app/v0/watch/secTestnet one-shot SEC 8-K watch for 1–30 days. The callback is operator-owned; notifications do not reach your application. Successful JSON returns watcher_id, status, payer, payment_tx and network. Check status with GET https://digital-micro-arbitrage-v0-staging.joan-rnandez.workers.dev/v0/watch/{watcher_id}. No filing is guaranteed. If payment reconciliation is pending, retain the receipt and check status; do not purchase again.$0.05 Base Sepolia720 ms1 payers100% up
  34. 92agentcash-fortune-demo3.vercel.app/api/fortuneRandom fortune — fixed price; x402 exact or MPP one-shot$0.001 Base806 ms1 payers100% up
  35. 92icp-agent-marketplace.ngrok.app/api/agent-memoryPersistent memory for AI agents — secure, automatically backed up, and running on redundant ICP infrastructure with no single point of failure. Store what your agent needs to remember, on-chain, pay-per-write.$0.028 Base850 ms1 payers100% up
  36. 92icp-agent-marketplace.ngrok.app/api/agent-serviceOn-demand AI responses backed by autonomous ICP canisters. Submit a prompt, get an answer — redundant infrastructure, pay-per-query, no account required.$0.028 Base858 ms1 payers100% up
  37. 92openwebninja-x402.vercel.app/api/play-store-apps/top-grossing-gamesFetch Google Play Store top grossing games.$0.01 Base675 ms1 payers100% up
  38. 92openwebninja-x402.vercel.app/api/play-store-apps/top-grossing-appsFetch Google Play Store top grossing apps.$0.01 Base640 ms1 payers100% up
  39. 92openwebninja-x402.vercel.app/api/play-store-apps/top-free-gamesFetch Google Play Store top free games.$0.01 Base728 ms1 payers100% up
  40. 92demo-house-two.vercel.app/api/x402/totePurchase Coinbase Tote Bag$5.00 Base Sepolia689 ms1 payers100% up
  41. 92demo-house-two.vercel.app/api/x402/capPurchase x402 Trucker Cap$4.00 Base Sepolia845 ms1 payers100% up
  42. 92svm402.com/priceCurrent price and liquidity data for a Solana token given its mint address, sourced from Jupiter and Helius. Call this for a quick, cheap market quote when you do not need the full analysis. — $0.01 USDC$0.01 Solana644 ms0 payers100% up
  43. 92saylorinnovations.com/api/kb/human-approval-authorityHuman Approval and Action Authority — AI & Agents$0.01 Solana595 ms–100% up
  44. 92saylorinnovations.com/api/kb/how-to-grow-a-youtube-channel-full-guideHow to Grow a YouTube Channel — Full Guide — Content & Growth$0.01 Solana612 ms–100% up
  45. 92saylorinnovations.com/api/kb/how-flash-loans-smart-contracts-can-be-profitableHow Flash Loans & Smart Contracts Can Be Profitable — On-chain & DeFi$0.01 Solana382 ms–100% up
  46. 92saylorinnovations.com/api/kb/hard-drive-diagnosis-can-a-3-5-inch-drive-run-on-poeHard Drive Diagnosis: Can a 3.5-Inch Drive Run on PoE? — IoT & Hardware$0.01 Solana368 ms–100% up
  47. 92saylorinnovations.com/api/kb/google-dorking-search-shortcuts-referenceGoogle Dorking Search Shortcuts Reference — Security & OpSec$0.01 Solana362 ms–100% up
  48. 92saylorinnovations.com/api/kb/getting-started-with-the-esp32-microcontrollerGetting Started with the ESP32 Microcontroller — IoT & Hardware$0.01 Solana628 ms–100% up
  49. 92saylorinnovations.com/api/kb/forwarding-your-google-domain-to-a-url-or-ipForwarding Your Google Domain to a URL or IP — Web & Domains$0.01 Solana348 ms–100% up
  50. 92saylorinnovations.com/api/kb/esp32-cam-module-features-programming-guideESP32-CAM Module: Features & Programming Guide — IoT & Hardware$0.01 Solana711 ms–100% up
  51. 92saylorinnovations.com/api/kb/durable-agent-workflowsScheduled and Durable Agent Workflows — AI & Agents$0.01 Solana364 ms–100% up
  52. 92saylorinnovations.com/api/kb/dns-tls-deployment-triageDNS, TLS and Deployment Triage — Web & Domains$0.01 Solana346 ms–100% up
  53. 92saylorinnovations.com/api/kb/digital-product-deliveryDigital Product Delivery and Licensing — Business & Operations$0.01 Solana460 ms–100% up
  54. 92saylorinnovations.com/api/kb/data-cleanup-schema-mapperData Cleanup and Schema Mapper — AI & Agents$0.01 Solana849 ms–100% up
  55. 92saylorinnovations.com/api/kb/api-error-resolverAPI Error Resolver — Self-Hosting & Infra$0.01 Solana583 ms–100% up
  56. 92saylorinnovations.com/api/docs/npm/zodLibrary Docs — npm zod — Developer Tools$0.003 Solana351 ms–100% up
  57. 92saylorinnovations.com/api/docs/github/colinhacks/zodLibrary Docs — github colinhacks/zod — Developer Tools$0.003 Solana990 ms–100% up
  58. 92api.marketintelligenceapi.com/api/v1/sec/fails-to-deliver/:symbolUse before shorting or chasing a squeeze ($0.005): daily fails-to-deliver of a US stock from SEC data (up to 120 days), value, share of shares outstanding and the Reg SHO threshold pattern (10,000 shares and 0.5% for 5 days in a row) as a signal: THRESHOLD_LIKE, RECENT_THRESHOLD_LIKE, PERSISTENT_FAILS, OCCASIONAL_FAILS.$0.01 Base521 ms–100% up
  59. 92api.marketintelligenceapi.com/api/v1/sec/dividends/:symbolUse for the dividend profile of a US stock. Returns quarterly dividends declared per share from SEC XBRL filings, the trailing four-quarter total, year-over-year growth and the trailing yield at the current price.$0.01 Base537 ms–100% up
  60. 92api.marketintelligenceapi.com/api/v1/sec/form-144/:symbolUse to see insider sales before they happen. Returns SEC Form 144 notices of proposed sales by officers, directors and 10% holders of a US-listed company over days=1-365: planned sale value, sellers, relationship and dates.$0.01 Base507 ms–100% up
  61. 92api.marketintelligenceapi.com/api/v1/intelligence/positioning/:symbolUse to see whether a trade is crowded. For a tokenized stock, ETF or commodity (TSLA, NVDA, SPY, QQQ, AMZN, gold XAUUSD, oil WTIUSD, ...) returns perpetual futures open interest long/short per venue (GMX v2, gTrade), funding, 1h/24h change and a CROWDED_LONG/SHORT flag, next to the spot DEX flow.$0.01 Base493 ms–100% up
  62. 92api.marketintelligenceapi.com/api/v1/insiders/:symbolUse to see whether a company's executives and directors are buying or selling its stock (e.g. TSLA, NVDA). Returns SEC Form 4 insider trades of the last days=1-365: open-market buys and sales in USD, 10b5-1 plan share, per-insider totals, recent transactions and a signal (CLUSTER_BUYING, NET_BUYING, PLANNED_SELLING, NET_SELLING).$0.01 Base525 ms–100% up
  63. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base318 ms–100% up
  64. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base305 ms–100% up
  65. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base397 ms–100% up
  66. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base536 ms–100% up
  67. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base520 ms–100% up
  68. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base401 ms–100% up
  69. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base437 ms–100% up
  70. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base363 ms–100% up
  71. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base390 ms–100% up
  72. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base393 ms–100% up
  73. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base472 ms–100% up
  74. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base436 ms–100% up
  75. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base473 ms–100% up
  76. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base345 ms–100% up
  77. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base349 ms–100% up
  78. 92api.teardrop.dev/tools/mcpTeardrop MCP gateway: pay-per-call tools for AI agents covering token prices, DeFi yields and lending, wallet portfolios and approvals, onchain transactions, DEX quotes, and web search. Call via MCP tools/call over streamable HTTP; settle with x402 USDC on Base.$0.005 Base498 ms–100% up
  79. 91penny402.fun/obliqueOne original constraint card in the tradition of lateral-thinking decks: a short instruction, reversal or question you can apply to whatever is stuck, written fresh by a model at high temperature on every call. The cards are ours, never a card from any published deck. An optional {"topic": "…"} of up to 140 characters steers it and reaches the model as its own message. No pool, no cache, and nothing settles unless a card was actually produced.$0.0025 Base596 ms5 payers93% up
  80. 91polymarket-signal-api.pwnker-polymarket-signals.workers.dev/v1/performancePolySignal paper-trading performance summary, including win rate, ROI, PnL, open trades, settled trades, and tag-level breakdowns.$0.001 Base664 ms5 payers93% up
  81. 91api.reloadpi.com/api/catalog/vouchers/brandsReloadpi — List all available voucher brands including Amazon, Google Play, Netflix and more$0.001 Base786 ms5 payers93% up
  82. 91unit.openverbs.com/v1/listList the supported units and their metadata (abbreviation, measure, system, singular/plural names), optionally filtered to a single measure — a discovery endpoint for choosing valid `from`/`to` values.$0.002 Basedown5 payers90% up
  83. 91perpsignals.use.x402atlas.com/fear-greedCrypto Fear & Greed index — the current market-sentiment score (0-100) and its label (Extreme Fear … Extreme Greed), as a clean snake_case envelope.$0.005 Base51 ms4 payers90% up
  84. 91tenderdelta-preview.mooncakemonkey1.workers.dev/x402/v1/searchSearch explainably qualified EU solar and battery tenders from an explicitly dated TED snapshot$0.01 Base708 ms4 payers93% up
  85. 91tollbooth-sanctions-screener.sjwilliams8.workers.dev/screenBefore your agent onboards, pays, or contracts with a counterparty: screen the name against the U.S. Treasury OFAC sanctions lists (SDN + Consolidated non-SDN, synced every 6h) for $0.01. Benchmarked 114/114 sanctioned names found with zero false positives on a 152-case adversarial corpus of misspellings, word-order swaps, and transliterated aliases. Ranked candidates with confidence 0-100, program tags, and match evidence. Assistive screening signal, not a certified compliance determination.$0.01 Base841 ms4 payers93% up
  86. 91raptor-base-yields.vercel.app/v1/yieldsBase USDC lending APY. Live USDC lending yield on Base, read on-chain: Aave V3 USDC vs Morpho Gauntlet USDC Prime. Size-aware pick for parking idle USDC: USD per year, days to break even vs Base gas, skip if entry is uneconomic. Conservative two venues only. No leverage, looping, memecoins, or perps.$0.01 Base786 ms4 payers93% up
  87. 91scry.solanahub.de/x402/mint/:mint/riskSolana mint risk preflight via x402: holder-concentration proxy, creator context when covered, coverage and freshness. Use for one mint before launch-dossier spend. Not a rug verdict, price feed, or Birdeye/Nansen substitute. Evidence only — beta.$0.03 Solana687 ms4 payers93% up
  88. 91crypto.openverbs.com/v1/protocolTotal value locked (USD) for one DeFi protocol by DefiLlama slug or name (e.g. "aave-v3", "lido", "uniswap-v3"): current TVL, per-chain TVL breakdown, 1h/1d/7d TVL change, category, chains, token symbol and market cap. Optional `chain` also returns that chain's TVL for the protocol. Unknown names return `found:false` with slug `suggestions`.$0.001 Basedown4 payers93% up
  89. 91agentbit.app/v1/web/extractFetch any public URL and return clean, structured content: title, meta description, main text, markdown, headings, outbound links and page metadata. Removes scripts, navigation and boilerplate. Ideal for reading articles, docs and product pages before reasoning over them.$0.005 Base782 ms4 payers93% up
  90. 91agentbit.app/v1/finance/stock-priceLatest equity quote from a free, key-less source (Yahoo Finance): price, day open/high/low, previous close, % change, volume and currency. Input a symbol like AAPL. Delayed, $0.005.$0.005 Base516 ms4 payers93% up
  91. 91agentbit.app/v1/util/transformDeterministic utility operations for agents: sha256/sha512/HMAC hashing, JWT decode, base64 encode/decode, UUID generation, JSON validation, CSV↔JSON, XML→JSON, URL parsing and semver comparison. Sub-millisecond, no external calls.$0.001 Base780 ms4 payers93% up
  92. 91agentbit.app/v1/defi/yieldsSearch every tracked DeFi yield pool with TVL over $50k: filter by chain, project, token symbol, stablecoin-only and minimum TVL, ranked by APY with base/reward split and IL risk. Open DefiLlama data, refreshed server-side every 15 minutes. $0.002 per query — the yield screener as a pay-per-call primitive.$0.002 Base317 ms4 payers93% up
  93. 91agentbit.app/v1/web/feedFetch any RSS or Atom feed and get normalized JSON items — title, link, ISO-8601 date, plain-text summary, author, categories. Point it at a regular HTML page and it auto-discovers the feed. RSS 2.0, RSS 1.0/RDF and Atom, messy real-world feeds included. The monitoring primitive for agents that watch sources.$0.005 Base834 ms4 payers93% up
  94. 91agentbit.app/v1/security/url-threatScreen a URL before your agent follows it: phishing-pattern heuristics (IP-literal hosts, punycode, credentials in the URL, shorteners, deep subdomain nesting), a safe server-side redirect trace with cross-host detection, and an optional URLhaus malware-database lookup. Returns a 0-100 risk score with named flags. Honest scope: heuristics + public threat data, not a sandbox.$0.01 Base755 ms4 payers93% up
  95. 91agentbit.app/v1/dns/inspectComplete DNS inspection in one call over DNS-over-HTTPS: A, AAAA, MX, TXT, NS, CNAME, SOA and CAA records with TTLs — plus a derived email posture analysis (SPF present and policy, DMARC present and policy, MX count, overall assessment) that raw lookup tools don't do.$0.01 Base904 ms4 payers93% up
  96. 91kronossignals.com/api/v1/signals/solReal-time crypto derivatives signals for BTC/ETH/SOL/BNB/XRP/DOGE/ADA/AVAX/LINK/DOT/LTC/TRX/BCH/ATOM/NEAR/APT/HYPE-USD: perpetual futures funding rate (raw + annualized), next_funding_time, funding_interval_hours, open interest and 1h change, basis (perp vs index), funding-rate trend. Live data from OKX perpetuals via Kronos market_signals. Pay-per-call via x402.$0.02 Base490 ms3 payers93% up
  97. 91quartermaster.surewhynot.app/v1/dnsResolve DNS records using DNS-over-HTTPS and return structured JSON for infrastructure, security, and agent workflows.$0.001 Base445 ms3 payers93% up
  98. 91x402.dailyelo.com/v1/reliability/recentLive reliability feed of x402 endpoints (up/down, valid-402 envelope, latency)$0.005 Base826 ms3 payers93% up
  99. 91palmyr.ai/social/twitter/registered/mineList registered X accounts your wallet owns or has shared access to.$0.001 Solana546 ms3 payers93% up
  100. 91x402.donnyautomation.com/v4hooksUniswap v4 hook capability scan on Base mainnet. Decodes all 14 permission bits from the hook address per v4-core Hooks.sol, flags swap custody, fee-taking and EIP-1967 upgradeability, and verifies source by Basescan/Sourcify/Blockscout consensus. Returns custodyClass PASSIVE|FLOW_CONTROL|FEE_TAKING|SWAP_CUSTODY|OPAQUE, flags[], riskFlags[] and verificationState. Requires ?address=0x + 40 hex. Errors: 400 invalid_address, 502 analysis_failed. Capability analysis - it never outputs SAFE.$0.01 Baserejecting3 payers93% up