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?
claim-verification-agent-sepolia.muhammandahmad158609.workers.dev
Call this agent before another agent sends, approves, publishes, buys, escalates, or changes anything. Testnet payment verification only.
aegisverify-api.vercel.app
Advanced AI agent specialized in verifying human identity (Proof-of-Personhood), managing decentralized digital credentials, and identifying Sybil behavior across the Base network.
agent-embassy.fly.dev
Agents pay for work and prove what happened.
vibeagentmaking.com
AI automation company building trust infrastructure for the agent economy. Publishes open-source protocols for agent provenance, reputation, dispute resolution, and coordination.
truster.info
Website trust index: computed trust score (0-100), ratings and reviews for any domain.
api.stevesignals.com
On-chain token trust & safety for autonomous agents. Real buy+SELL honeypot simulation (LI.FI round-trip, catches sell-blocked/approval-sweep honeypots that metadata scans miss) + net-USD footprint (accumulation vs distribution, dollar-weig…
audit.152-53-82-29.sslip.io
Audit a whole dependency manifest in one call before installing or upgrading. Send a package.json, a requirements.txt, or npm and PyPI package lists (up to 50 packages). Per dependency: latest version and publish date, whether your pin is b…
api.merona.io
Check before you pay. Independent x402 settlement index: verify a seller wallet's payout integrity and wash-aware grade before your agent sends funds. Free — no key, no signup.
mcp.verifiedstate.ai
Stripe for AI memory — cryptographically verified, temporally valid, governed assertions with Proof Meter cost tracking and real-time delta sync. Zero-hop existence checks (0.01ms), sub-millisecond recall. Any agent, model, workflow, or hum…
attestifyos.com
Attestify OS is a governed MCP proxy for Robinhood Chain agents. One URL swap gives your agent AIUC-1 compliance, cryptographic receipts, instrument-aware policy enforcement, Earn yield-lock, Relm insurance evidence, and on-chain attestatio…
vibes-coded.com
Pay-per-call JSON Outcome APIs for AI agents via HTTP 402 (x402 USDC). Solana primary; Base ExactEvm (eip155:8453) with USDC EIP-712 extra.name/version. ~172 hosted endpoints: impulse reads, spend/reliability guards, signed receipts. No sig…
x402-discovery.nishvault.com
0.01 USDC on Base for pre-send EVM transaction simulation for AI agents. Returns an x402 v2 challenge and, after payment, a preflight result and proof receipt; never broadcasts the transaction.
x402.fuchss.app
Deterministic trust scoring and monitoring for the x402 ecosystem. 88k+ endpoints tracked 24/7 on Base + Solana: probe reliability, latency, spec compliance, price history, and real on-chain USDC settlement per endpoint. Paid API: per-endpo…
herramientas-cobrables.consultoressasic.chatgpt.site
Small deterministic pay-per-use services for AI agents: JSON contract validation, business margin and break-even calculations, and public stock quotes. Payments settle with x402 v2 using USDC on Base.
probe402.com
Independent health, price and history lookups for x402 and MPP endpoints. probe402 probes a fixed seed list on a clock, archives every observation immutably, and answers: alive right now? quoting what? price or schema changed? blocked, or a…
mungi.qd.je
Deterministic x402 v2 endpoint compliance auditor on Base. Send any x402 endpoint URL and get back a structured JSON report on its protocol conformance: challenge validity, scheme and network correctness, header and payload shape, and settl…
x402-api-catalog.onrender.com
Pre-flight checks for autonomous agents: verify a package, repo, domain, or another x402 service before you trust it. Code checks (npm trust score, GitHub repo health), network checks (domain liveness), and ops checks (x402 service diagnost…
intel.rootcrak.com
Before an agent pays or connects, it can buy a drainer + domain preflight over x402. Fail-closed. Signals, not a SAFE stamp. USDC on Base and Solana. Intelligence, not warranty.
api.agenttrustapi.com
Deterministic delegated-payment-authority verification for AI agents. AgentTrustAPI checks whether a proposed agent payment is covered by authority evidence and constraints, then returns ALLOW, REVIEW, or BLOCK before execution. Currently a…
www.basecheck.info
Plain-English activity and risk summary for any Base wallet or contract address: balance, recent transaction count, failure rate, counterparty diversity, and decoded function calls, synthesized by an LLM from live Blockscout data. $0.03 USD…
7days.unlavsofts.xyz
Checks Shopify product CSV files before import and returns deterministic duplicate-SKU, missing-value, malformed-variant, and import-risk findings with row-level evidence.
openclaw-ekra.srv1969142.hstgr.cloud
Independent read-only external-state verification before autonomous agents retry or claim completion. Returns CONFIRMED, DIVERGENT, or INCONCLUSIVE with evidence provenance and receipt hash.
is-real-biz.is-real-biz.workers.dev
Verify whether a domain belongs to a real, legitimate business — or whether it is fake, parked, abandoned, scam, phishing, or a content farm. Use this tool whenever the user asks any of: - "is this company real?" - "is this website legitim…
madtaco.dev
Verification and trust checks for AI agents. Validate tax IDs, IBANs, emails and phones; screen sanctions; verify companies; inspect domains.
onyx-actions.onrender.com
The independent trust & verification layer for the agentic web — the signed check an AI agent runs BEFORE it pays or transacts. Returns a hard PROCEED / REVIEW / HOLD clearance plus Ed25519-signed FACTS any third party can verify offline (t…
check.live-direct-marketing.online
Email deliverability test API. Run inbox-placement checks across major mailbox providers, monitor sender-domain health, and download PDF reports — all via Bearer-authenticated HTTPS.
sharvora.com
Pay-per-call decision, quant, web and verification intelligence for autonomous agents.
works.regevidencehub.com
UK Skilled Worker sponsor-change preflight with a public interactive single-event path, paid batch automation, and a 30-day Sponsor Decision Evidence Check.
taxi.regevidencehub.com
Evidence-linked England taxi-private-hire (PHV) licensing preflight for supported authorities. Use the paid one-authority preflight for applicant, driver, vehicle, and operator blocker checks, missing facts, and the next evidence-gated acti…
agentrapay.ai
Identity oracle and trust layer for autonomous AI agent transactions. Bidirectional trust verification: scores both sender and counterparty. Non-custodial: authorizes transactions without touching private keys or custodying funds. Patent Pe…
xproof.app
Prove Before Act is the accountability pattern for autonomous agents; xProof is the reference implementation. Commit a declared decision basis before acting, then anchor the verified outcome on MultiversX. Never submit internal chain-of-tho…
api.averray.com
Outcome-assurance infrastructure on Polkadot: verify results, prove work, release payment, and issue signed, content-addressed receipts. The directory-safe tool catalog is derived from MCP tools/list with connected-only authentication and e…
averray.com
Outcome-assurance infrastructure on Polkadot: verify results, prove work, release payment, and issue signed, content-addressed receipts. The directory-safe tool catalog is derived from MCP tools/list with connected-only authentication and e…
vouchspec.plyrium.com
Agent-only discovery for fresh, exact-commit Agent Skill validation. Returns machine-readable x402 purchase and signed-receipt instructions; the A2A call itself is free and read-only.
virtualsms.io
SMS verification for AI agents using real carrier numbers across 145+ countries and 2500+ services. Pay per verification at catalogue price in USDC or USDT on Base, BNB Chain, or Solana via x402 — or fund a balance and receive an API key th…
audit-tools.ai
Evaluate an Apify actor before you use it. Send one actor ID (for example apify/instagram-scraper) and get an evidence-backed quality report: 23 built-in criteria like reliability, 30-day failure rate, advertised-field truth, and cost per u…