{"generated_at":"2026-10-05T22:45:07.937Z","notice":"Testnet only: test USDC, no real money. Prices are what each service asked for in its last payment challenge and may have changed; the client checks the live terms before it pays.","rails":["evm","tempo","solana"],"chains":[{"rail":"evm","key":"base-sepolia","label":"Base Sepolia","chain_id":84532,"testnet":true,"explorer":"https://sepolia.basescan.org","token":{"symbol":"USDC","address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","decimals":6},"gas":{"symbol":"ETH","decimals":18},"faucets":{"token":{"label":"Circle faucet, Base Sepolia","url":"https://faucet.circle.com"},"gas":{"label":"QuickNode faucet, Base Sepolia ETH","url":"https://faucet.quicknode.com/base/sepolia"}}},{"rail":"evm","key":"arc-testnet","label":"Arc Testnet","chain_id":5042002,"testnet":true,"explorer":"https://explorer.testnet.arc.io","token":{"symbol":"USDC","address":"0x3600000000000000000000000000000000000000","decimals":6},"gas":{"symbol":"USDC","decimals":18},"faucets":{"token":{"label":"Circle faucet, Arc Testnet","url":"https://faucet.circle.com"},"gas":{"label":"Circle faucet, Arc Testnet (USDC pays gas)","url":"https://faucet.circle.com"}}},{"rail":"evm","key":"arbitrum-sepolia","label":"Arbitrum Sepolia","chain_id":421614,"testnet":true,"explorer":"https://sepolia.arbiscan.io","token":{"symbol":"USDC","address":"0x75faf114eafb1BDbe2F0316DF893fd58CE46AA4d","decimals":6},"gas":{"symbol":"ETH","decimals":18},"faucets":{"token":{"label":"Circle faucet, Arbitrum Sepolia","url":"https://faucet.circle.com"},"gas":{"label":"an Arbitrum Sepolia ETH faucet","url":null}}},{"rail":"evm","key":"polygon-amoy","label":"Polygon Amoy","chain_id":80002,"testnet":true,"explorer":"https://amoy.polygonscan.com","token":{"symbol":"USDC","address":"0x41E94Eb019C0762f9Bfcf9Fb1E58725BfB0e7582","decimals":6},"gas":{"symbol":"POL","decimals":18},"faucets":{"token":{"label":"Circle faucet, Polygon PoS Amoy","url":"https://faucet.circle.com"},"gas":{"label":"Polygon faucet, Amoy POL","url":"https://faucet.polygon.technology"}}},{"rail":"evm","key":"skale-base-sepolia","label":"SKALE Base Sepolia","chain_id":324705682,"testnet":true,"explorer":"https://base-sepolia-testnet-explorer.skalenodes.com","token":{"symbol":"USDC","address":"0x2e08028E3C4c2356572E096d8EF835cD5C6030bD","decimals":6},"gas":{"symbol":"CREDIT","decimals":18},"faucets":{"token":{"label":"Base Sepolia USDC over the SKALE bridge","url":null},"gas":{"label":"SKALE Base Sepolia faucet","url":"https://base-sepolia-faucet.skale.space"}}},{"rail":"evm","key":"ethereum-sepolia","label":"Ethereum Sepolia","chain_id":11155111,"testnet":true,"explorer":"https://sepolia.etherscan.io","token":{"symbol":"USDC","address":"0x1c7D4B196Cb0C7B01d743Fbc6116a902379C7238","decimals":6},"gas":{"symbol":"ETH","decimals":18},"faucets":{"token":{"label":"Circle faucet, Ethereum Sepolia","url":"https://faucet.circle.com"},"gas":{"label":"Google Cloud faucet, Sepolia ETH","url":"https://cloud.google.com/application/web3/faucet/ethereum/sepolia"}}},{"rail":"tempo","key":"moderato","label":"Tempo Moderato","chain_id":42431,"testnet":true,"explorer":"https://explore.testnet.tempo.xyz","token":{"symbol":"pathUSD","address":"0x20C0000000000000000000000000000000000000","decimals":6},"gas":{"symbol":"USD","decimals":18},"faucets":{"token":{"label":"Moderato faucet (superstables budget setup --rail tempo tops the owner up)","url":null},"gas":{"label":"None needed: fees are paid in pathUSD","url":null}}},{"rail":"solana","key":"devnet","label":"Solana devnet","chain_id":0,"testnet":true,"explorer":"https://explorer.solana.com","token":{"symbol":"USDC","address":"4zMMC9srt5Ri5X14GAgXhaHii3GnPAEERYPJgZJDncDU","decimals":6},"gas":{"symbol":"SOL","decimals":9},"faucets":{"token":{"label":"Circle faucet, Solana devnet","url":"https://faucet.circle.com"},"gas":{"label":"Solana devnet faucet","url":"https://faucet.solana.com"}}}],"doc_url":"https://www.superstables.com/docs/budgets.md","services":[{"name":"Weather","url":"https://wallets-demo-seller-server.calebgcarithers.workers.dev/weather?location=San%20Francisco","method":"GET","price":{"amount":"0.001","asset":"USDC","atomic":"1000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"checked_on":"2026-09-30","network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Weather","description":"Current weather for a location.","operator":"wallets-demo-seller-server.calebgcarithers.workers.dev","sample":false,"index_id":"wallets-demo-seller-server.calebgcarithers.workers.dev","live":true,"observed_at":null,"listing":"https://www.superstables.com/s/wallets-demo-seller-server.calebgcarithers.workers.dev"},{"name":"Web page to Markdown","url":"https://url2md-testnet.url2md.workers.dev/v1/md?url=https%3A%2F%2Fexample.com","method":"GET","price":{"amount":"0.005","asset":"USDC","atomic":"5000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"checked_on":"2026-09-30","network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Web extraction","description":"Converts a public web page to Markdown.","operator":"url2md-testnet.url2md.workers.dev","sample":false,"index_id":"url2md-testnet.url2md.workers.dev","live":true,"observed_at":null,"listing":"https://www.superstables.com/s/url2md-testnet.url2md.workers.dev"},{"name":"Market news","url":"https://omniterminal.app/api/x402/v1/news?market=equities&limit=5","method":"GET","price":{"amount":"0.001","asset":"USDC","atomic":"1000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"checked_on":"2026-09-30","network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"News","description":"Recent market news for a market, such as equities.","operator":"omniterminal.app","sample":false,"index_id":"omniterminal.app","live":true,"observed_at":null,"listing":"https://www.superstables.com/s/omniterminal.app"},{"name":"Repository scan","url":"https://verdoc-x402.verdoc-x402-worker.workers.dev/scan?repo=sindresorhus%2Fgot","method":"GET","price":{"amount":"0.01","asset":"USDC","atomic":"10000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"checked_on":"2026-09-30","network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Developer research","description":"The toolchain and basic facts of a public GitHub repository.","operator":"verdoc-x402.verdoc-x402-worker.workers.dev","sample":false,"index_id":"verdoc-x402.verdoc-x402-worker.workers.dev","live":false,"observed_at":null,"listing":"https://www.superstables.com/s/verdoc-x402.verdoc-x402-worker.workers.dev"},{"name":"FDIC bank lookup","url":"https://tollbooth-fdic-verify-testnet.sjwilliams8.workers.dev/verify?name=Bank%20of%20America","method":"GET","price":{"amount":"0.01","asset":"USDC","atomic":"10000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"checked_on":"2026-09-30","network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Source lookup","description":"Looks up a bank in FDIC records.","operator":"tollbooth-fdic-verify-testnet.sjwilliams8.workers.dev","sample":false,"index_id":"tollbooth-fdic-verify-testnet.sjwilliams8.workers.dev","live":true,"observed_at":null,"listing":"https://www.superstables.com/s/tollbooth-fdic-verify-testnet.sjwilliams8.workers.dev"},{"name":"Stablecoin bridge flows","url":"https://x402-stablecoin-data-demo.ryan-ee4.workers.dev/v1/reports/stablecoin-bridge-flows?chain_uid=ethereum&coin_uid=tether&currency=usd&flow_type=bridge&timeframe=7d","method":"GET","price":{"amount":"0.01","asset":"USDC","atomic":"10000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"checked_on":"2026-09-30","network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Stablecoin data","description":"Reports stablecoin transfers between networks.","operator":"x402-stablecoin-data-demo.ryan-ee4.workers.dev","sample":false,"index_id":"x402-stablecoin-data-demo.ryan-ee4.workers.dev","live":true,"observed_at":null,"listing":"https://www.superstables.com/s/x402-stablecoin-data-demo.ryan-ee4.workers.dev"},{"name":"Japanese business day","url":"https://torii-gateway-staging.ichis-lab.workers.dev/v1/jp-biz-calendar/is-business-day?date=2026-09-30","method":"GET","price":{"amount":"0.01","asset":"USDC","atomic":"10000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"checked_on":"2026-09-30","network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Calendar","description":"Whether a date is a business day in Japan.","operator":"torii-gateway-staging.ichis-lab.workers.dev","sample":false,"index_id":"torii-gateway-staging.ichis-lab.workers.dev","live":true,"observed_at":null,"listing":"https://www.superstables.com/s/torii-gateway-staging.ichis-lab.workers.dev"},{"name":"Official print","url":"https://www.watchevelive.com/print?q=gold","method":"GET","price":{"amount":"0.05","asset":"USDC","atomic":"50000","asset_address":"0x3600000000000000000000000000000000000000"},"checked_on":"2026-09-30","network":"eip155:5042002","chain":"arc-testnet","chain_label":"Arc Testnet","rail":"evm","protocol":"x402","scheme":"exact","category":"RWA and commodity prints","description":"Published figures for gold, Treasury bills or funds.","operator":"watchevelive.com","sample":false,"index_id":"www.watchevelive.com","live":true,"observed_at":null,"listing":"https://www.superstables.com/s/www.watchevelive.com"},{"name":"Oracle facts","url":"https://api.urbangametheory.xyz/agent/oracle/facts","method":"GET","price":{"amount":"0.01","asset":"USDC","atomic":"10000","asset_address":"4zMMC9srt5Ri5X14GAgXhaHii3GnPAEERYPJgZJDncDU"},"checked_on":"2026-09-30","network":"solana:EtWTRABZaYq6iMfeYKouRu166VU2xqa1","chain":"devnet","chain_label":"Solana devnet","rail":"solana","protocol":"x402","scheme":"exact","category":"Data","description":"Facts from Urban Game Theory's data service.","operator":"api.urbangametheory.xyz","sample":false,"index_id":"api.urbangametheory.xyz","live":true,"observed_at":null,"listing":"https://www.superstables.com/s/api.urbangametheory.xyz"},{"name":"Brickken sandbox","url":"https://api.sandbox.brickken.com/get-agents?chainId=11155111&ownerWalletAddress=0xef8435204e98F920E3EDc2b648f454807278969A","method":"GET","price":{"amount":"0.000001","asset":"USDC","atomic":"1","asset_address":"0x1c7D4B196Cb0C7B01d743Fbc6116a902379C7238"},"checked_on":"2026-10-04","pay_to":"0x6b0173489007dE9E2e619eccd98E8fa9c610849a","network":"eip155:11155111","chain":"ethereum-sepolia","chain_label":"Ethereum Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Agent lookup","description":"Lists the owner's registered agents.","operator":"api.sandbox.brickken.com","sample":false,"index_id":"api.sandbox.brickken.com","live":false,"observed_at":null,"listing":"https://www.superstables.com/s/api.sandbox.brickken.com"},{"name":"Superstables demo market data","url":"https://www.superstables.com/api/demo/market?asset=BTC","method":"GET","price":{"amount":"0.01","asset":"USDC","atomic":"10000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"Spot price and 24-hour change for BTC or ETH from Coinbase's public spot prices: a controlled test service operated for the Superstables demo; it charges test USDC on Base Sepolia and moves no real money.","operator":"Superstables","sample":false,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-market-data"},{"name":"Superstables demo market data on Arc","url":"https://www.superstables.com/api/demo/market/arc?asset=BTC","method":"GET","price":{"amount":"0.01","asset":"USDC","atomic":"10000","asset_address":"0x3600000000000000000000000000000000000000"},"network":"eip155:5042002","chain":"arc-testnet","chain_label":"Arc Testnet","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"Spot price and 24-hour change for BTC or ETH from Coinbase's public spot prices, paid over x402 in test USDC on Arc Testnet. A controlled test service operated for the Superstables demo; it moves no real money.","operator":"Superstables","sample":false,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-market-data-arc"},{"name":"Superstables demo market data on Tempo","url":"https://www.superstables.com/api/demo/market/tempo?asset=BTC","method":"GET","price":{"amount":"0.001","asset":"pathUSD","atomic":"1000","asset_address":"0x20C0000000000000000000000000000000000000"},"network":"eip155:42431","chain":"moderato","chain_label":"Tempo Moderato","rail":"tempo","protocol":"mpp","scheme":"charge","category":"Superstables demo","description":"Spot price and 24-hour change for BTC or ETH from Coinbase's public spot prices, paid over MPP (tempo.charge) in test pathUSD on Tempo Moderato. A controlled test service operated for the Superstables demo; it moves no real money.","operator":"Superstables","sample":false,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-market-data-tempo"},{"name":"Superstables demo market data on Solana","url":"https://www.superstables.com/api/demo/market/solana?asset=BTC","method":"GET","price":{"amount":"0.01","asset":"USDC","atomic":"10000","asset_address":"4zMMC9srt5Ri5X14GAgXhaHii3GnPAEERYPJgZJDncDU"},"network":"solana:EtWTRABZaYq6iMfeYKouRu166VU2xqa1","chain":"devnet","chain_label":"Solana devnet","rail":"solana","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"Spot price and 24-hour change for BTC or ETH from Coinbase's public spot prices, paid over x402 in test USDC on Solana devnet. A controlled test service operated for the Superstables demo; it moves no real money.","operator":"Superstables","sample":false,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-market-data-solana"},{"name":"Wallet briefing","url":"https://www.superstables.com/api/demo/services/wallet-briefing?sample_wallet=demo-active","method":"GET","price":{"amount":"0.003","asset":"USDC","atomic":"3000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"A plain-language briefing on a sample wallet: balances, activity over a period, notable transactions and open positions. Simulated service output. Payment uses test USDC on Base Sepolia.","operator":"Superstables","sample":true,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-wallet-briefing"},{"name":"Token and contract screening","url":"https://www.superstables.com/api/demo/services/contract-screening?token_id=sample-usdc-base","method":"GET","price":{"amount":"0.005","asset":"USDC","atomic":"5000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"A risk screening of a sample token contract: ownership, mint authority, transfer restrictions, liquidity lock, holder concentration, verified source, findings by severity and a plain verdict. Simulated service output. Payment uses test USDC on Base Sepolia.","operator":"Superstables","sample":true,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-contract-screening"},{"name":"Web search","url":"https://www.superstables.com/api/demo/services/web-search?query_id=x402-facilitators","method":"GET","price":{"amount":"0.003","asset":"USDC","atomic":"3000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"Prepared web search results for one of three fixed queries about agent payments: ranked results with title, URL and snippet, and a short answer drawn from them. Simulated service output. Payment uses test USDC on Base Sepolia.","operator":"Superstables","sample":true,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-web-search"},{"name":"Whitepaper extraction","url":"https://www.superstables.com/api/demo/services/whitepaper-extraction?document_id=sample-lending-protocol","method":"GET","price":{"amount":"0.005","asset":"USDC","atomic":"5000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"A structured extraction from one section of a sample whitepaper: key points, named figures and short direct quotes with the section they came from. Simulated service output. Payment uses test USDC on Base Sepolia.","operator":"Superstables","sample":true,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-whitepaper-extraction"},{"name":"Specialist research","url":"https://www.superstables.com/api/demo/services/specialist-research?topic_id=agent-payment-rails","method":"GET","price":{"amount":"0.02","asset":"USDC","atomic":"20000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"A prepared research brief on one agent-payments topic: findings with reasoning, what they mean, open questions and a confidence level. Simulated service output. Payment uses test USDC on Base Sepolia.","operator":"Superstables","sample":true,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-specialist-research"},{"name":"Image creation","url":"https://www.superstables.com/api/demo/services/image-creation?brief_id=launch-poster","method":"GET","price":{"amount":"0.02","asset":"USDC","atomic":"20000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"A prepared image for one of three fixed briefs, delivered as a link to a hand-drawn SVG with its dimensions, palette and alt text. Simulated service output. Payment uses test USDC on Base Sepolia.","operator":"Superstables","sample":true,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-image-creation"},{"name":"Audio transcription","url":"https://www.superstables.com/api/demo/services/audio-transcription?clip_id=standup-2026-09-14","method":"GET","price":{"amount":"0.01","asset":"USDC","atomic":"10000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"A prepared transcript of one of three short sample audio clips: clip details, timestamped speaker-labelled segments and any action items. Simulated service output. Payment uses test USDC on Base Sepolia.","operator":"Superstables","sample":true,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-audio-transcription"},{"name":"Product lookup","url":"https://www.superstables.com/api/demo/services/product-search?query_id=usb-c-hub","method":"GET","price":{"amount":"0.003","asset":"USDC","atomic":"3000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"A prepared product comparison for one of three fixed shopping queries under a price ceiling in EUR: fictional products with vendor, price, rating, availability, a one-line note and a best-value pick. Simulated service output. Payment uses test USDC on Base Sepolia.","operator":"Superstables","sample":true,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-product-search"},{"name":"Job search","url":"https://www.superstables.com/api/demo/services/job-search?role_id=solidity-engineer","method":"GET","price":{"amount":"0.003","asset":"USDC","atomic":"3000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"Prepared sample job listings for one role in one region: title, company, location, salary range, requirements and how to apply. Simulated service output. Payment uses test USDC on Base Sepolia.","operator":"Superstables","sample":true,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-job-search"},{"name":"Website performance check","url":"https://www.superstables.com/api/demo/services/website-performance?page_id=sample-landing","method":"GET","price":{"amount":"0.005","asset":"USDC","atomic":"5000","asset_address":"0x036CbD53842c5426634e7929541eC2318f3dCF7e"},"network":"eip155:84532","chain":"base-sepolia","chain_label":"Base Sepolia","rail":"evm","protocol":"x402","scheme":"exact","category":"Superstables demo","description":"A prepared performance report for a sample page: score, core metrics, a pass/fail against common thresholds and the top opportunities with a one-line fix each. Simulated service output. Payment uses test USDC on Base Sepolia.","operator":"Superstables","sample":true,"index_id":null,"live":null,"observed_at":null,"listing":"https://www.superstables.com/api/v1/purchase/services/superstables-demo-website-performance"}]}