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?
foundry-csv-pipeline-integrity-mainnet.inference-chip-index.workers.dev
Automated data-pipeline integrity gate for ETL regression detection and breaking CSV/schema changes. Compares profiles, data-quality deltas, and data contracts, then returns an evidence-backed PASS/WARN/FAIL pipeline action.
stackbill.app
Generate a finished, professional invoice PDF from JSON — recipient and line items in, a ready-to-send application/pdf out. Layouts: standard, legal, creative. Totals and tax are computed server-side so the numbers always add up. First paym…
relay.preflightstack.com
Create a temporary public HTTPS download URL for an artifact generated by an agent or tool when the sending and receiving systems do not share storage. The buyer uploads directly to private R2, explicitly publishes the artifact, and receive…
x402.cheetahsecurity.de
On-chain trust/reputation score for a Base agent wallet
nodeproxy-production.up.railway.app
Distributed lock / idempotency primitive for multi-agent swarms. claim(key) returns a token if free (with TTL); release(token) frees it; check(key) reports whether held. Stops multiple agents from double-processing the same work item.
agentic-reservations.vercel.app
Book a paid Resy reservation for the authenticated user using a slot config token.
x402-stock-indicators.vercel.app
Crypto Fear & Greed Index: current reading (0-100, Extreme Fear to Extreme Greed) plus 7-day and 30-day sentiment trend (rising/falling/flat with the average and point change), not just a single snapshot number. Not ticker-specific. Data fr…
agents.ai-rook.com
IP geolocation, ASN, and proxy/VPN detection. Pass ?ip=x.x.x.x or omit for caller IP.
api.lastlookdata.com
LastLook Data — current 30-year US Treasury yield (DGS30). Alias for /api/current?id=DGS30.
earthquakes.use.x402atlas.com
Significant earthquakes — search USGS seismic events above an explicit significance-score threshold, with magnitude and provenance but no danger or probability claim.
myc-staging.crescadia.com
Detect economically material changes to SAM.gov federal contract opportunities, including deadline moves, solicitation amendments, attachment changes, set-aside, NAICS, status, and award changes. Returns an immutable before/after delta with…
search.gedx402.com
Tavily web search — POST { query, max_results?: 5 } on search.gedx402.com; ranked results via Tavily API. $0.042 USDC per request. AM-winning shape at /v1/search. Agent search: tavily, web search, serp, search lite, semantic search.
api.atms.nathanlidurin.com
ATMS x402 challenge — crawler / probe endpoint (always 402, no side effects)
law-mcp.toulaw.workers.dev
Global law search across JP/US/UK/EU legislation databases (e-Gov, eCFR, legislation.gov.uk, EUR-Lex). Structured JSON results with statute references.
screenshots.underscoredone.com
Renders a webpage exactly as a real browser would, including all its scripts and dynamic content, then takes a picture of it. You can capture just the visible area or the whole scrollable page, choose the screen size, wait for slow-loading …
api.terradeed.co.uk
Clean, LLM-ready markdown from any URL. JavaScript rendering included. Feed web content directly into agent context without parsing HTML.
flint.network
Pay FLINT $0.01 to scan a separate intended agent transaction before it executes; returns a signed decision record and a linked x402 service-payment receipt
twitr.sh
Read live X/Twitter data: look up a single tweet or user profile, batch-read up to 100 tweets or users at once, check whether one account follows another, fetch trending topics by region, extract a long-form article, or download tweet media…
api.botpay.network
Mint a BotPay NFT on Base after an x402 USDC payment.
polynews.news
Real-time trade stream with market summaries (2hr rolling window, $500+ trades)
jobs.gedx402.com
Submit an async browser job (screenshot, markdown, scrape, etc.). Returns job_id + poll_url; poll is free with token — no long x402 request hold. Integrators: POST /v1/firecrawl/crawl or /v1/firecrawl/batch/scrape on browser.gedx402.com.
data.greeneris.io
Recommended 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 %, remai…
social.gedx402.com
SociaVault API proxy — instagram-reels. Query/body matches https://docs.sociavault.com/api-reference/openapi.json. GET/POST per route; x402 per call. $0.014 USDC per request.
proxy.0000402.xyz
Pay $0.01 USDC to make an outbound HTTP request through the proxy. Supports all standard HTTP methods, custom headers (including auth), and JSON or raw bodies. Responses are returned as text or base64-encoded binary. Max response size 10 MB…
tollbooth-sanctions-screener.sjwilliams8.workers.dev
Before 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…
agentbodega.store
Check GitHub's official status source for current incidents, component health, and scheduled maintenance before an agent retries, deploys, or escalates.
og.bip-rep.com
Generate ready-to-use 1200x630 Open Graph / social preview images from text for content, marketing, and publishing agents. Provide a title plus optional subtitle and category badge, pick a built-in theme (dark, light, midnight, forest, suns…
agents.datamancer.io
VIN decode (x402; 402 first, $0.005, Base then Solana)
globalrules-api.onrender.com
List all 195 countries covered by the GlobalRules country-facts API, returned as ISO 3166-1 alpha-2 codes with country names. Use this endpoint first to discover which countries you can query for practical travel and business facts such as …
quantum-artificer.surewhynot.app
Numerical 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.
paulgraham.persona.energy
Search 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 gro…
sh-origin.walls.sh
Real-time news search for AI agents. Returns recent news articles (title, link, snippet, published date) as JSON from a multi-engine news metasearch. Pay-per-query in USDC via x402 — no signup, no API key. Use for current events, breaking n…
human.twin3.ai
Human verification for AI agents — proof of humanity, sybil resistance, and 'is this wallet a real person' answers in one paid call. Returns two ZK-style outputs about any EVM wallet: (1) total humanity score 0-255 (15 = baseline reCAPTCHA,…
api.x402card.org
Buy a prepaid Freeland travel eSIM and privately receive its installation QR and activation data. Pay native USDC on Base through x402; no API key or provider account is required.
seoul-weather-402.fly.dev
Real-time Seoul weather — temperature, sky, humidity, wind (KMA official data)
defi-ops-402.vercel.app
Best Arbitrum USDC venue for a given amount/risk, with optional deposit calldata