Onchain/Crypto Data x402 sellers, page 15
781 sellers · measured by our own test calls. Open a row for its signed receipts.
| Service | Category | Status | Recent Checks OK | Response Time | Price Per Call | Last Checked |
|---|---|---|---|---|---|---|
| gateway-wallet-payments.jerryrnapier.workers.dev | Onchain/Crypto Data | Needs Login | – | 1192 ms | n/a | 14 h ago |
| mcp.onchaindiligence.com | Onchain/Crypto Data | No Recent Successful Checks | – | 378 ms | n/a | 14 h ago |
| mpp.tracefast.xyz | Onchain/Crypto Data | No Recent Successful Checks | – | 992 ms | n/a | 14 h ago |
| uxus.finance | Onchain/Crypto Data | No Recent Successful Checks | – | 1094 ms | n/a | 14 h ago |
| wazir-x402.duckdns.org | Onchain/Crypto Data | No Recent Successful Checks | – | 680 ms | n/a | 14 h ago |
| www.amnt.io | Onchain/Crypto Data | No Recent Successful Checks | – | 566 ms | n/a | 14 h ago |
| x402-gateway-production-1f21.up.railway.app | Onchain/Crypto Data | No Recent Successful Checks | – | 263 ms | n/a | 14 h ago |
| x402-wallet-profile-api-production.up.railway.app | Onchain/Crypto Data | No Recent Successful Checks | – | 196 ms | n/a | 14 h ago |
| xl402.agentsats.org | Onchain/Crypto Data | No Recent Successful Checks | – | 962 ms | n/a | 14 h ago |
| 3route.agents.bakingbad.dev | Onchain/Crypto Data | No Recent Successful Checks | – | 1466 ms | n/a | 14 h ago |
| 402signal.com 402Signal helps AI agents find paid APIs and check current payment offers against their price, network and re… | Onchain/Crypto Data | No Recent Successful Checks | – | 212 ms | n/a | 14 h ago |
| 5-9-107-124.nip.io https://5-9-107-124.nip.io/defi-pool | Onchain/Crypto Data | No Recent Successful Checks | – | n/a | n/a | 14 h ago |
| 83-29-153-50.sslip.io Read-only Base contract-code status and optional ERC-20 name, symbol, decimals, and total-supply metadata; no… | Onchain/Crypto Data | No Recent Successful Checks | – | n/a | n/a | 14 h ago |
| 9eouter-0f49c8.abyte.my.id Live Stacks/Bitcoin market intelligence for AI agents: PoX cycle, BTC+Stacks fee tiers, STX/BTC/USD spot, sBT… | Onchain/Crypto Data | No Recent Successful Checks | – | 673 ms | n/a | 14 h ago |
| agentservices.to Real-time DeFi yield farming opportunities across major protocols. | Onchain/Crypto Data | No Recent Successful Checks | – | 142 ms | n/a | 14 h ago |
| aiworker.duckdns.org Reliable DeFi yields and clean-markdown fetch for agents, $0.01-0.04/call. Paid per call with USDC over x402 … | Onchain/Crypto Data | No Recent Successful Checks | – | n/a | n/a | 14 h ago |
| api-onchain.optimai.network | Onchain/Crypto Data | No Recent Successful Checks | – | 316 ms | n/a | 14 h ago |
| api.barvis.io | Onchain/Crypto Data | No Recent Successful Checks | – | 1016 ms | n/a | 14 h ago |
| api.buzzbd.ai Real-time BTC mining pool hashrate distribution, block propagation telemetry, and pool health signals. Price … | Onchain/Crypto Data | No Recent Successful Checks | – | 385 ms | n/a | 14 h ago |
| api.deepbluebase.xyz Real-time BTC price tick from Binance websocket. Cheapest endpoint. | Onchain/Crypto Data | No Recent Successful Checks | – | n/a | n/a | 14 h ago |
| api.flowhomes.eu Recent XAUUSD OHLCV bars for quantitative analysis, trading research and autonomous agents. | Onchain/Crypto Data | No Recent Successful Checks | – | n/a | n/a | 14 h ago |
| api.moldukbot.com Today's Molduk scalp signal: paper book + live test-wallet exits + gap radar pick with mint and filters. 1.00… | Onchain/Crypto Data | No Recent Successful Checks | – | 943 ms | n/a | 14 h ago |
| api.signalbrew.io Live crypto price quote: last, ask, bid, 24h change and volume for any symbol on Binance, Coinbase, Bitget, K… | Onchain/Crypto Data | No Recent Successful Checks | – | 19 ms | n/a | 14 h ago |
| api.tradeperpetua.xyz https://api.tradeperpetua.xyz/whale | Onchain/Crypto Data | No Recent Successful Checks | – | 375 ms | n/a | 14 h ago |
| api.utilia.ink | Onchain/Crypto Data | No Recent Successful Checks | – | 382 ms | n/a | 14 h ago |
| api.vinoandviews.online Unsigned EVM eth_call and gas estimate at a measured block; flags approvals and delegated target code. Never … | Onchain/Crypto Data | No Recent Successful Checks | – | 484 ms | n/a | 14 h ago |
| api.web3identity.com | Onchain/Crypto Data | No Recent Successful Checks | – | 506 ms | n/a | 14 h ago |
| api.x402risk.com https://api.x402risk.com/v1/token-check | Onchain/Crypto Data | No Recent Successful Checks | – | 44 ms | n/a | 14 h ago |
| api2.romny.dpdns.org Machine-payable crypto USDT-M perpetual alert data: recent hits, factor library, and rule catalog. 0.10 USDC … | Onchain/Crypto Data | No Recent Successful Checks | – | 333 ms | n/a | 14 h ago |
| approval-guardian.vercel.app Audit a wallet active ERC-20 token approvals for drain risk; returns the revoke calldata. Pay-per-call USDC o… | Onchain/Crypto Data | No Recent Successful Checks | – | 106 ms | n/a | 14 h ago |
| arbiter.hergertsynthora.com M2M Dispute Arbiter: deterministic evidence checks (on-chain payment on Base, endpoint liveness, payTo integr… | Onchain/Crypto Data | No Recent Successful Checks | – | 589 ms | n/a | 14 h ago |
| astraldaily.com Overnight ranked price-watch for AI agents. Create watchlist (POST /api/pricewatch/watchlist), free dry-run, … | Onchain/Crypto Data | No Recent Successful Checks | – | 790 ms | n/a | 14 h ago |
| automatom-x402.netlify.app BTC price, fees, mempool, height, difficulty adjustment. $0.01 USDC on Base per call. | Onchain/Crypto Data | No Recent Successful Checks | – | 158 ms | n/a | 14 h ago |
| base-chain.561.group Current Base network gas price, read live from a public Base RPC node (eth_gasPrice) and returned in both wei… | Onchain/Crypto Data | No Recent Successful Checks | – | 105 ms | n/a | 14 h ago |
| base-spot.monnet-yanis1.workers.dev Decode approve, transfer, or Uniswap v3 exactInputSingle before you sign. $0.10 USDC. | Onchain/Crypto Data | No Recent Successful Checks | – | 11 ms | n/a | 14 h ago |
| basehub-alpha.vercel.app | Onchain/Crypto Data | No Recent Successful Checks | – | 275 ms | n/a | 14 h ago |
| blockchainanalysis.io KYT risk verdict for a wallet: sanctions, entity classification, VASP/jurisdiction score and cluster context … | Onchain/Crypto Data | No Recent Successful Checks | – | 1117 ms | n/a | 14 h ago |
| calldata-guardian.vercel.app Decode and explain an EVM transaction before signing � flags unlimited approvals, permits, setApprovalForAll,… | Onchain/Crypto Data | No Recent Successful Checks | – | 96 ms | n/a | 14 h ago |
| chain-data-mcp.vercel.app Live multi-chain on-chain data for AI agents: wallet portfolio, token info, gas, prices across 5 chains. | Onchain/Crypto Data | No Recent Successful Checks | – | 83 ms | n/a | 14 h ago |
| chain-data-xi.vercel.app Live multi-chain wallet portfolio (native + ERC-20 + USD) across Ethereum, Base, Polygon, Arbitrum, Optimism … | Onchain/Crypto Data | No Recent Successful Checks | – | 91 ms | n/a | 14 h ago |
| chain-state-consensus.hergertsynthora.com Multi-RPC fork/delay verifier | Onchain/Crypto Data | No Recent Successful Checks | – | 576 ms | n/a | 14 h ago |
| chainfeed.leeworks.dev Composable crypto/DeFi data for agents: gas, Hyperliquid funding+OI, DeFi yields, prices, Polymarket odds in … | Onchain/Crypto Data | No Recent Successful Checks | – | 341 ms | n/a | 14 h ago |
| chainkit.leeworks.dev On-chain compute: keccak256, ABI encode/decode, fn/event selectors, EIP-712 hashing, EIP-191/712 recovery, Me… | Onchain/Crypto Data | No Recent Successful Checks | – | 362 ms | n/a | 14 h ago |
| clonecho.builda.company ENS RESOLVER: resolve an ENS name ↔ address (?name=vitalik.eth or 0x…). Returns JSON. | Onchain/Crypto Data | No Recent Successful Checks | – | 818 ms | n/a | 14 h ago |
| contract-auditor-mcp.vercel.app Smart-contract security quick-scan for AI agents (verified source + on-chain state + vuln/honeypot scan). | Onchain/Crypto Data | No Recent Successful Checks | – | 76 ms | n/a | 14 h ago |
| contract-scanner-zrjr.onrender.com Automated smart-contract risk scanner for AI agents. Returns honeypot heuristics, owner-privilege detection a… | Onchain/Crypto Data | No Recent Successful Checks | – | 225 ms | n/a | 14 h ago |
| crypto-pulse.hergertsynthora.com One Ed25519-signed call = cross-exchange price consensus (5 venues) + cross-venue funding + Fear&Greed sentim… | Onchain/Crypto Data | No Recent Successful Checks | – | 799 ms | n/a | 14 h ago |
| data.crestsystems.ai | Onchain/Crypto Data | No Recent Successful Checks | – | 54 ms | n/a | 14 h ago |
| digital-myto.onrender.com Latest Base USDC whale transfers from $10,000+ for AI agents and trading bots. | Onchain/Crypto Data | No Recent Successful Checks | – | 267 ms | n/a | 14 h ago |
| gateway-dev.flamewire.io | Onchain/Crypto Data | No Recent Successful Checks | – | 55 ms | n/a | 14 h ago |
Descriptions are each service's own listing text. Data: x402-list.com (CC BY 4.0), modified. Recent Checks OK = last test calls (up to 20) that asked for payment correctly (min 5). Needs Login = HTTP 401/403, not a failure. Facts, not a ranking. Reply or dispute. List built at 2026-10-30 14:17:57 UTC from our checks (rebuilt about every 5 minutes).