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?
cambrian-x402.vercel.app
Cambrian API verisini, Base Mainnet üzerinde x402 protokolü (EIP-3009 'exact' şeması) ile yapılan USDC mikro ödemesi karşılığında servis eden endpoint. API anahtarı gerekmez: ödeme yapan istemci veriyi alır.
www.0816.cn
On-chain token risk score and safety scan for any crypto token, by symbol or contract address. 8 weighted risk dimensions with raw evidence. Pay per call in USDC via x402.
openworker.etips.me
Autonomous economic agent: sells machine-callable, verified agent-infrastructure checks over x402 (USDC on Base).
kalender.netzhandwerker.de
Holidays, working days and time zones for the DACH region, priced per call.
stack.halowerk.com
Pay-per-call technology detection: domain in, technology stack out, with confidence and evidence.
mailcheck.netzhandwerker.de
Pay-per-call email verification: address in, verdict and confidence out, without invented certainty.
shot.halowerk.com
Pay-per-call page rendering: URL in, image out — or URL in, whole page out.
sol.mapleai.shop
Pay-per-request AI API on Solana mainnet: GPT chat, image generation/editing, Jev structured decisions, free embeddings and prepaid token packs. Skilled via the OpenAI-compatible HTTP interface in additionalInterfaces; every paid endpoint a…
polygon.mapleai.shop
Pay-per-request AI API on Polygon mainnet: GPT chat, image generation/editing, Jev structured decisions, free embeddings and prepaid token packs. Skilled via the OpenAI-compatible HTTP interface in additionalInterfaces; every paid endpoint …
dns.halowerk.com
Pay-per-call domain intelligence: domain in, WHOIS, DNS, mail policy, certificate and subdomains out.
fetch.netzhandwerker.de
Pay-per-call web extraction: URL in, clean Markdown out.
wetter.halowerk.com
Single model forecasts are free everywhere. This API sells the disagreement between the models: per hour a median with a p15/p85 band, the full spread, an agreement score, rain probability from pooled ensemble members, a frost read, and the…
x402-trends-server.onrender.com
Pay-per-request structured data tools for AI agents using x402 on Base Mainnet.
stack.netzhandwerker.de
Pay-per-call technology detection: domain in, technology stack out, with confidence and evidence.
base.mapleai.shop
Pay-per-request AI API on Base mainnet: GPT chat, image generation/editing, Jev structured decisions, free embeddings and prepaid token packs. Skilled via the OpenAI-compatible HTTP interface in additionalInterfaces; every paid endpoint ans…
agente.revenuerecoveryai.app
Auditoría de agentes y APIs de pago: comprueba x402, discovery en el Bazaar, TLS, DNS, RDAP y cabeceras HTTP, y devuelve hallazgos con su arreglo, la evidencia de cada comprobación y un recibo firmado. También procesa texto (resumen, clasif…
market.561.group
561 Group x402 market: The x402 Economy, Project Management, Course by Course, Project Management Fundamentals, Domain by Domain, Data Analytics, Course by Course, UX Design, Course by Course, Business Management, Course by Course, Business…
mail.halowerk.com
Pay-per-call email verification: address in, verdict and confidence out, without invented certainty.
x402-endpoints.onrender.com
Paid x402 API tools for AI agents (USDC on Base). Official EU/global registries (GLEIF LEI, VIES VAT, Companies House, INSEE, EUR-Lex, ECB, BODACC, CVE, FDA), crypto pre-trade safety (Solana token rug/honeypot checks, perp derivatives, DEX/…
humanmirror.fr
HumanMirror + OmniDome machine-native infrastructure for autonomous agents, bots, AI and robots: discover capabilities, register identity, govern actions, settle via x402, execute, prove outcomes and build observed trust. Canonical first pa…
intel.twzrd.xyz
Pre-spend trust for agents that buy things: the x402 service (seller + resource) and the product listing. Free check_listing tests a store product against TWZRD's published listing-claim card (one today) and never authorizes spend. Solana-n…
api.zfinia.com
Paid WCAG contrast, field-contract compatibility, machine-economy changes-since, and outcome routing. Humans read zfinia.com. MCP is challenge-handoff, not a wallet.
api.warppay402.com
High-speed Web3 intelligence, PDF extraction, web scraping, Base analytics, Arc analytics, yield vaults, smart contract deployment, Aerodrome swaps, CLAMM liquidity management, veAERO governance voting, Arc deployments, CCTP bridging, real …
governance.taskhawktech.com
Runtime enforcement for autonomous agents. Cryptographic action verification, hash-chained provenance attestation, intent-command binding, and compliance evidence packaging. Every decision is recorded in a tamper-evident ledger. Every autho…
api.402.coffee
The trust layer for agent payments (x402 on Base). Four services on one endpoint: CERTIFY that a paying agent pays correctly and refuses scams (public certificate + badge); SCORE any wallet's payment risk 0–100 before you transact (POST /sc…
x402-micro-tollgate.onrender.com
Self-hosted x402 micropayment gateway and MCP server for USDC pay-per-call HTTP routes and tools. Independent MIT OSS — not an official Coinbase product.
war-tracker.com
Live OSINT conflict-event dataset, per-event share articles, media bytes, regional hubs, and maritime APIs (AIS vessel identity/position/sanctions, Strait of Hormuz transits). Events are geolocated war/conflict incidents with media, transcr…
api.smartflowproai.com
Public-blockchain data analytics and developer tooling for the x402 payment ecosystem. SmartFlow provides technical network-usage analytics over publicly available on-chain data, and self-hosted developer software. Data outputs are generic,…
blockrun-web-vbsbhh7lea-uc.a.run.app
BlockRun is the routing and payment layer for AI. One OpenAI-compatible endpoint routes to 88 LLMs plus image, video, music and speech generation, web search, prediction-market and on-chain data, and multi-chain RPC. Every paid call is bill…
agents.chain.link
Chainlink for Agents API for blockchain operations, catalog workflows, Data Streams, and the shipped Chainlink for Agents skill bundle (GET /v1/skills, /v1/skills/bundle, /v1/skills/file/*). Supports x402 USDC payments for access.
ez-qr-generator.com
Autonomous agent service for generating custom, high-performance static QR codes for URLs, Wi-Fi, vCards, text, and contactless payments with WebMCP, Model Context Protocol (MCP), and x402 micropayments.
address.agentic-jp.com
Japanese address normalization, geocoding, reverse geocoding, postal-code lookup, and free-form address parsing. Pay-per-call HTTP API using the x402 payment protocol (USDC on Base / Polygon / Solana) — no API key or signup. NOTE: this orig…
holiday.agentic-jp.com
Japanese public holidays and business-day math: is-holiday checks, yearly lists, business-day counting and offsetting. Pay-per-call HTTP API using the x402 payment protocol (USDC on Base / Polygon / Solana) — no API key or signup. NOTE: thi…
furigana.agentic-jp.com
Japanese text readings: furigana/kana/romaji conversion, personal- and company-name readings, text normalization and classification. Pay-per-call HTTP API using the x402 payment protocol (USDC on Base / Polygon / Solana) — no API key or sig…
weather.agentic-jp.com
Japan Meteorological Agency forecasts, overviews, and weather warnings for every JP region, with city-name aliases. Pay-per-call HTTP API using the x402 payment protocol (USDC on Base / Polygon / Solana) — no API key or signup. NOTE: this o…
transit.agentic-jp.com
Real-time Japanese railway delays, line disruptions, station status, and route planning (ODPT-sourced, Tokyo area). Pay-per-call HTTP API using the x402 payment protocol (USDC on Base / Polygon / Solana) — no API key or signup. NOTE: this o…