x402 sellers, page 99
5,348 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 |
|---|---|---|---|---|---|---|
| app.daedalmap.com Hosted geographic data API for agents and researchers. Discover maintained data packs and query location-link… | Weather/Geo/Travel | No Recent Successful Checks | – | 290 ms | n/a | 16 h ago |
| app.difficat.com | Documents/Convert | No Recent Successful Checks | – | 432 ms | n/a | 16 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 | 16 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 | – | 626 ms | n/a | 16 h ago |
| ari001.tailb4ac3a.ts.net | Dev Utilities | No Recent Successful Checks | – | 2872 ms | n/a | 16 h ago |
| ask-surf-x402-production.up.railway.app | News/Research | No Recent Successful Checks | – | 269 ms | n/a | 16 h ago |
| astra-openapi-contract-diff-a11e.rollout.click Compare two public OpenAPI 3.0/3.1 JSON documents for structural request-contract changes, returning evidence… | Dev Utilities | No Recent Successful Checks | – | 575 ms | n/a | 16 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 | – | 798 ms | n/a | 16 h ago |
| astro-agent.dev | LLM Inference | No Recent Successful Checks | – | 280 ms | n/a | 16 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 | 16 h ago |
| aviation.x402.press Real-time aviation data including flight tracking, airport information, aircraft types, and aviation weather.… | Weather/Geo/Travel | No Recent Successful Checks | – | 777 ms | n/a | 16 h ago |
| b20check.com | Other | No Recent Successful Checks | – | 455 ms | n/a | 16 h ago |
| b20check.fly.dev | Other | No Recent Successful Checks | – | 354 ms | n/a | 16 h ago |
| baalstt.tailb3821a.ts.net Speech-to-Text API (Deepgram nova-2 / whisper-large-v3). Audio in -> text out. AI agents pay per call via x40… | Image/Audio/Video | No Recent Successful Checks | – | 129 ms | n/a | 16 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 | – | 49 ms | n/a | 16 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 | 16 h ago |
| basehub-alpha.vercel.app | Onchain/Crypto Data | No Recent Successful Checks | – | 289 ms | n/a | 16 h ago |
| bincrease.vercel.app Public GitHub repository activity, stars, forks, issues, language, license, topics, and latest-release eviden… | Dev Utilities | No Recent Successful Checks | – | 119 ms | n/a | 16 h ago |
| blinka-machine-mouths.netlify.app Cheap deterministic x402 seller/capability compatibility receipt with public payment contract and stable fing… | LLM Inference | No Recent Successful Checks | – | 539 ms | n/a | 16 h ago |
| blockmachine.io | Other | No Recent Successful Checks | – | 394 ms | n/a | 16 h ago |
| brandontan.app Real-time foreign exchange rates for 170+ currencies. Convert any amount between currency pairs. | Finance/FX/Stocks | No Recent Successful Checks | – | 83 ms | n/a | 16 h ago |
| brief.hakankose.com Work Brief: a hand-curated operator brief for one focus (base_agents or id_seller_ops). 3-5 sourced facts, 3 … | Documents/Convert | No Recent Successful Checks | – | 154 ms | n/a | 16 h ago |
| briefing-service.wholemind.workers.dev | Other | No Recent Successful Checks | – | 503 ms | n/a | 16 h ago |
| brmarket.thomenz.me | Other | No Recent Successful Checks | – | 165 ms | n/a | 16 h ago |
| buoy-snapshot.buoycast.workers.dev | Weather/Geo/Travel | No Recent Successful Checks | – | 102 ms | n/a | 16 h ago |
| burst.solcleus.com Pay-per-correct inference for agents: escalate a hard decision to fast silicon, best-of-N, independent verifi… | LLM Inference | No Recent Successful Checks | – | 375 ms | n/a | 16 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 | 16 h ago |
| capi2-claim-verify.onrender.com Evidence-backed vendor claim verification for AI agents and procurement workflows. | Identity/Security Checks | No Recent Successful Checks | – | 232 ms | n/a | 16 h ago |
| capi2-demand-tools.onrender.com Audit OpenAPI, x402, agent manifests, robots, llms and health discovery. | Identity/Security Checks | No Recent Successful Checks | – | 232 ms | n/a | 16 h ago |
| cdo-production.up.railway.app | Gov/Regulatory/Product | No Recent Successful Checks | – | 247 ms | n/a | 16 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 | – | 90 ms | n/a | 16 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 | 16 h ago |
| chain-state-consensus.hergertsynthora.com Multi-RPC fork/delay verifier | Onchain/Crypto Data | No Recent Successful Checks | – | 576 ms | n/a | 16 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 | 16 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 | 16 h ago |
| claudepoker.com | LLM Inference | No Recent Successful Checks | – | 10479 ms | n/a | 16 h ago |
| clean-table-ai99284.sleekkite1.chatgpt.site Convert CSV with unique headers to JSON row objects. Preserves strings and Unicode; supports standard quoted … | Documents/Convert | No Recent Successful Checks | – | 1782 ms | n/a | 16 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 | – | 296 ms | n/a | 16 h ago |
| cobroclaro.netlify.app x402 Base USDC installable SKILL.md manifest that teaches agents to use CobroClaro invoice tools. | Payments/Rails | No Recent Successful Checks | – | 324 ms | n/a | 16 h ago |
| color.agentutil.net | Other | No Recent Successful Checks | – | 446 ms | n/a | 16 h ago |
| comply402.onrender.com Pre-send outreach compliance screening for AI agents. Returns approve, fix_before_send, human_review, or bloc… | Gov/Regulatory/Product | No Recent Successful Checks | – | 219 ms | n/a | 16 h ago |
| comrades-of-war.com Retrieve one exact page from the preserved Comrades of War Spanish Call of Duty, gaming-community, and SA-MP … | News/Research | Needs Login | – | 38 ms | n/a | 16 h ago |
| context.agentutil.net | Other | No Recent Successful Checks | – | 482 ms | n/a | 16 h ago |
| continuum.blacklabelbots.com Deterministic self-report continuity audit for AI agents across identity, memory, model portability, tool age… | Identity/Security Checks | No Recent Successful Checks | – | 325 ms | n/a | 16 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 | 16 h ago |
| convert.agentutil.net | Other | No Recent Successful Checks | – | 506 ms | n/a | 16 h ago |
| convierte-requisitos.beyourspace.es Normalizes job-requirement rows sent as CSV (columns: section, text, priority) into deduplicated, trimmed JSO… | Documents/Convert | No Recent Successful Checks | – | 133 ms | n/a | 16 h ago |
| conway-address-intel-production.up.railway.app | Other | No Recent Successful Checks | – | 315 ms | n/a | 16 h ago |
| cracked.ai https://cracked.ai/v1/run | Other | No Recent Successful Checks | – | 165 ms | n/a | 16 h ago |
| cron.agentutil.net | Dev Utilities | No Recent Successful Checks | – | 496 ms | n/a | 16 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 live at 2026-11-04 03:34:26 UTC from our checks.