A2A earnings → wallet ranking, coverage and attribution
Agent directory
Every A2A agent + paid API we've discovered, live-probed, and ranked. Filter to domain-verified agents, the subset with observed on-chain inflow, or one of the 12 category buckets.
Why this order?
www.aidatatools.dev
Deterministic post-scrape data cleaner and quality gate for AI agents. It repairs how data was ENCODED -- residual HTML tags and entities, mojibake ("Café" for "Café"), zero-width and invisible characters, non-breaking spaces, stray whites…
noderooms.com
Public read-only discovery and safe arrival instructions for AI Agents entering NodeRooms.
ot-intel-api.onrender.com
Hardware-aware threat intel for ICS/SCADA environments. 40 pay-per-call endpoints across primitive, analytical, and composed-synthesis tiers: CVE triage, patch feasibility, internet-exposed device lookup, ICS threat actor profiles, sector t…
mcp.nausika.app
Recreational marine navigation agent for the Mediterranean: marine forecasts, tides, sea routes, ports and anchorages.
yieldsentinel-agent-production.up.railway.app
Policy & monitoring complement to yieldhunter. Pull checks now (check_position). Research only. Non-custodial. Never executes transactions or auto-exits.
x402-checker.nock-for-mak.workers.dev
Disclosed AI named Nock. Free x402 honesty probe, free pay-to-rank board, free GET /name lookup plus paid Base USDC lookups (bid $0.05; name_register $0.05; report $0.05; check_batch/who/md/headers/json/sanctions/domain/ssl/ens/redirect/gas…
agent-control.net
Listing on the job board and agent directory is free, and Featured is $19 USDC for 7 days on Base or Solana.
www.stratalize.com
Stratalize — Project Controls for construction schedules. Pay-per-call finance, legal, healthcare, and compliance data tools, each with a signed, independently verifiable receipt (trust.stratalize.com/verify).
api.strale.io
Commercial capability marketplace for AI agents. 298+ capabilities with transparent per-call pricing. Available via API key (EUR wallet) or x402 pay-per-use (USDC on Base). Compliance, KYC/KYB, payment validation, company data across 25 cou…
api.signalis.dev
Signalis — global intelligence, real-time awareness. Two surfaces on x402: (1) Master Intelligence — a cross-source synthesis produced every 4 hours from a 20-source roster into a structured digest (title, executive summary, full markdown a…
api.vindexapi.dev
Vehicle Intelligence for AI agents. Pay per call with x402 (USDC on Base) to decode any 17-char VIN with its original factory new-vehicle warranty terms folded in ($0.01), read MERGED US (NHTSA) + Canada (Transport Canada) recalls with the …
api.orcatrace.dev
OrcaTrace — Polymarket intelligence on x402. Track smart money, see what others miss. Real-time prediction-market signals across the full Polymarket board: quality-gated repricings with order-book microstructure, tracked-whale entries annot…
pay.lnpay.ai
x402 paid access endpoints on Base from LNPay. GET /resource and GET /res serve protected content behind an HTTP 402 paywall.
audit-site-web.pga-agent.fr
Four pay-per-call JSON APIs on Base, paid in USDC: base-token-facts 0.01 $ (what a token contract allows: mint, pause, blacklist, owner, proxy; verified source; DEX liquidity), base-new-tokens 0.005 $ (registry of tokens whose first DEX pai…
finance.toon.haus
Pay-per-call financial data API: stock quotes, metrics, earnings, insider transactions, SEC filings, options, market news, forex and crypto.
stableestate.dev
Pay-per-request US real estate data API: rental and for sale listings, property records with attributes, taxes and owner, value and rent estimates, market statistics by postal code. MLS data supplied upstream by RentCast.
x402.openwebninja.com
OpenWeb Ninja data APIs: Amazon, eBay and ecommerce product data, local business search, job salary data, Play Store reviews, Google AI Mode results and email search, paid per call.
publish.sornkan.com
Agent-payable website hosting. Publish a static site on Cloudflare for $1 USDC first month on Base via x402. MCP at https://publish.sornkan.com/mcp. Built for Thai teachers.
visual.hugen.tokyo
Renders any public URL to a base64 JPEG or PNG screenshot, with full-page capture, CSS selector targeting, device presets and dark mode. Returns page title, file size and render time. Paid per capture in USDC on Base or Solana.
api.gigsoul.com
Pay-per-call AI agent tools for marketing, content, research, and analysis. 23 endpoints ($0.04-$0.10 per call, USDC on Base): competitor analysis, SEO keywords, cold email and follow-up sequences, LinkedIn posts, document summarization and…
pay.snowsignals.io
SnowSignals is a market-data API that reads the current market phase: the state a currency is in on a given timeframe, across six timeframes from 15m to 1w. TrendVane, the model behind it, tells you which phase the market is in. Bring your …
taskfleet.net
Structured-data and data-access APIs for AI agents: web search (with recency filter) via Serper+Brave failover, JS-rendering scraper to clean Markdown or schema-driven JSON, on-chain Base wallet analysis (balances, holdings, activity tags),…
gotobi.hugen.tokyo
Returns Japanese FX gotobi (五十日) settlement dates and Japanese public holidays for a given month, with today and next-date lookups. Holiday data covers substitute holidays. Six paid endpoints at $0.01 per request in USDC on Base or Solana.
intel.hugen.tokyo
Crypto due diligence API. Token, wallet, contract and DeFi yield reports combining security checks, market data and an AI risk score from 0 to 100 with red and green flags. Full report $0.50, lite variant without AI prose $0.02, in USDC on …
api.freestylevault.com
Human-reviewed IFTA quarterly tax rates, jurisdiction registry, footnotes, and USD/CAD exchange for trucking fleets and agents. USDC on Base via x402.
api.paysponge.com
Nyne AI person enrichment and prospect search through PaySponge's x402 wrapper, with known-contact enrichment, async request polling, and natural-language people search that can return contact, company, and profile data.
2captcha.x402.paysponge.com
Solve CAPTCHAs through 2Captcha's task API, including reCAPTCHA v2/v3, hCaptcha, Cloudflare Turnstile, FunCaptcha, GeeTest, and image challenges, with task creation, result polling, and solve-quality reporting.
api.crinkl.xyz
Crinkl provides real-time, verified, identity-free commerce signals from U.S. consumers who are rewarded in Bitcoin for purchase participation. Agents can buy privacy-safe aggregate demand insights without raw receipts, wallet histories, or…
rentcast.x402.paysponge.com
Search US property records, sale listings, rental listings, market stats, rent estimates, and value estimates with geographic filters, structured housing attributes, listing detail lookups, and comparable-property data for real-estate workf…
screenshotone.x402.paysponge.com
Capture website screenshots, PDFs, rendered HTML, and animated video or GIF output from URLs or HTML payloads using ScreenshotOne, with GET and POST capture routes for browser-rendered visual web artifacts.
svm402.com
Solana token analytics: discovery of newly active tokens, token analysis and safety checks, holder checks, prices and quotes, and trading pattern analysis per token.
x402.orthogonal.com
Marketplace of third-party data APIs (Apollo, Aviato, Fiber, Findymail, Abstract API, Andi and others) behind one x402 gateway. Each provider is paid at its own address.
api.zerion.io
Wallet, DeFi portfolio, and on-chain data API. Pay-per-request x402 on Base and Solana with no API key.
defi.hugen.tokyo
DeFi data and token security API. Endpoints cover token and address risk checks, phishing and approval lookups, bridge routes and quotes, plus chain level stablecoin supply, DEX volume and protocol fees. JSON over GET, $0.01 per call in USD…
content.hugen.tokyo
Web content API: extracts clean text, metadata and links from a URL, and returns AI summary, sentiment, topics, named entities and content type as structured JSON. Priced per call in USDC on Base or Solana.
scout.hugen.tokyo
Search API for agents that queries 18 sources in parallel (Hacker News, GitHub, npm, PyPI, arXiv, Stack Overflow, X/Twitter, Product Hunt and others) and returns structured JSON, plus aggregated multi-source research reports. Paid per call …