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?
secedgarterminal.com
Prepared FFIEC bank capital, credit and funding evidence for one to four legal reporting banks, with compatible prior-quarter changes and exact source references.
resolve402-kinze.vercel.app
x402-protected paid API on resolve402-kinze.vercel.app (discovered via Coinbase facilitator).
pal-nano-catalog-audit.onrender.com
Settlement-test the PAL premium remediation product on exactly one product record. Returns the real prioritized Merchant Center/product-feed remediation result used by the $5 batch service.
status-state-api.replit.app
Up to 20 real status/component/incident movements, newest first - not the current snapshot. overallStatus and hasActiveIncident are in the 402 JSON body so you can decide whether to pay. $0.01 per call in USDC on Base or Solana, verified an…
pricing-state-api.replit.app
$0.01 USDC required (x402 / Base) Paid 0.01 USDC. Detected plan, price, and billing-period changes for one catalog slug, newest first, with a paging cursor. Empty array means nothing has been recorded yet, not that the vendor’s price has b…
www.kognai.ai
Kognai Kreativ: one image, reviewed by Kael, in one call
agent-web-extract-api.akhabr09.workers.dev
Extract clean structured content from a public web page
subpay.ai
Reads construction pay applications — the AIA G702 Application and Certificate for Payment with its G703 Continuation Sheet, including Procore and Textura versions — and change orders, from PDF into structured JSON with arithmetic checks. $…
premises.regevidencehub.com
x402-protected paid API on premises.regevidencehub.com (discovered via Coinbase facilitator).
factorytalk.regevidencehub.com
x402-protected paid API on factorytalk.regevidencehub.com (discovered via Coinbase facilitator).
nodeset.regevidencehub.com
x402-protected paid API on nodeset.regevidencehub.com (discovered via Coinbase facilitator).
api.amerosagent.com
Domain-level contact preflight with MX provider, SPF, DMARC and structured risk signals. Does not claim mailbox existence.
api.scrapeforagents.tech
Search public importer and supplier records on ImportYeti, built from shipment data, by company, supplier, product or address phrase: name, type, country, address, total shipments, most recent shipment, top suppliers and customers, trademar…
x402.cloudless.sh
x402 market report (PDF) — paid per download
deepgram.x402.paysponge.com
Service: Deepgram (https://deepgram.x402.paysponge.com/v1/speak)
x402.voidly.ai
One-country brief from the Voidly open censorship observatory: current index status (score, OONI anomaly rate, affected services), up to five recent incidents with citable IDs, and the 7-day censorship-event forecast. Input {"country":"IR"}…
pagewire.dev
Fetch a public web page and return its title, description, clean Markdown (scripts, styles, nav chrome removed) and the list of links. No model call, deterministic.
data.truefixr.com
County forecast status for 1 location(s) in your list (county, window, forecast grade, timestamp). Forecasts describe what could happen. 5 cents per location, or buy a prepaid key at truefixr.com/api.
bluepages.fyi
Get full identity and cluster data for an address. Returns Twitter, Farcaster, cluster info. Use ?address=0x... or ?identity=@handle
mm-agent-utils.gferrigno.deno.net
Lint any x402 endpoint before you pay it: fetches the unpaid 402 challenge (v1 body or v2 PAYMENT-REQUIRED header), decodes price/network/asset/payTo, flags non-USDC assets, testnets, missing bazaar metadata and malformed fields.
canary.node01.org
Send 3-5 words, get one English sentence back. x402 connectivity probe.
olympusai.duckdns.org
Bounty legitimacy check for a GitHub repo or issue: merge speed, payout signals, trap and pile-up red flags, and a verdict (likely_pays / unproven / avoid). Deterministic, public-data evidence.
br-green-truth-aumezwo2-bluebreathx402.compute.c-10.us-east-1.aws.neon.tech
Deterministic canonical JSON + SHA-256 fingerprint
api.ezannuity.org
A US state’s Structured Settlement Protection Act rules for selling settlement payments: waiting period, independent-advice rule, cancellation right, court, statute citations.
tokencheck.yukikawata.fyi
Due-diligence report for an ERC-20 token on Base: contract verification, upgradeability, owner powers (mint, pause, blocklist, fees), DEX liquidity, pool age and holder concentration, with a 0-100 score and a plain-language summary.
api.datanexusai.org
Which calendar slots (days, months, or weekdays) have the largest SEBRA payment sums and how many payments.
preflight.natio.re
Simulate and inspect an unsigned Base transaction for approvals, privileged selectors, reverts and target-code anomalies.
v2202609421025522662.hotsrv.de
Fast European HTTP status and TLS preview
lupariel.com
AR agent-spend readiness: fiat consent hop vs settle — paid per call.
lupapago.com
LupaPago fee changelog JSON — editorial log, paid per call.
smartcontractrisk.0xhodhod.xyz
On-chain contract risk score: detects upgradeable proxies and privileged functions from live bytecode. Use before trading/interacting with an unfamiliar contract.
dns-lookup.x402.paysponge.com
Service: DNS Record & Whois Lookup (https://dns-lookup.x402.paysponge.com/)
x402.0xbs.org
0xBs public x402 demo — USDC on Base for agent-payable ESP32 hardware.
aisecurityguard.io
Batch preflight validation for up to 500 items. $0.0005/item. Docs: https://aisecurityguard.io/v1/skill
x402.burnesatelier.com
Settlement-backed machine evidence for autonomous agents. Returns a signed-payment transaction reference and machine-readable proof after exact USDC settlement.
oxalpha-x402.val.run
Ping del servizio: restituisce stato servizio, timestamp e identificatore. Endpoint di prova del primo micro-servizio x402.