{"uid":"cap_5m6tY91m-h2V43fqsr7af","slug":"x402-bazaar-rank-token-contract-lookup-76ad3301","name":"x402 Bazaar Rank – Token Contract Lookup","description":"Ranked discovery over the live x402 service market: every indexed service scored by real 30-day calls and paying-wallet bounds, with a receipt naming the snapshot hash and scoring revision.","url":"https://x402-bazaar-rank.x402-bazaar-rank-worker.workers.dev/token","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD"],"type":"string"},"queryParams":{"type":"object","properties":{"a":{"type":"string","description":"Base token contract address (0x...); omit for a worked example on USDC"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"mode":"contract","note":"read live from the chain, not from a list","query":"0x833589fCD6eDb...","token":{"name":"USD Coin","symbol":"USDC","decimals":6},"checks":{"respondsToName":true,"respondsToVersion":true},"method":"eth_call against name(), version(), symbol(), decimals()","network":"eip155:8453","contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","disclaimer":"presence of a contract is not an endorsement of the token","generatedAt":"2026-09-17T12:00:00.000Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_CNByUUY-jPMnPGL17fGuF","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Resolves an EVM token contract address on Base to its on-chain metadata (name, symbol, decimals) via live eth_call reads.","exampleAgentPrompt":"What token is at contract address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base? Give me its name, symbol, and decimals from on-chain.","exampleUseCases":[{"title":"Identify unknown token contract","prompt":"I found this contract address on Base — 0xd9aAEc86B65D86f6A7B5B1b0c42FFA531710b6CA — can you tell me what token it is, its symbol, and how many decimals it uses?"},{"title":"Verify USDC contract compliance","prompt":"Can you confirm that 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base actually responds to ERC-20 name and version calls so I know it's a legitimate USDC contract?"},{"title":"Fetch token decimals for payment logic","prompt":"I need the decimals for the token at 0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb on Base so I can figure out the correct payment amount scaling."}],"resultDescription":"Returns a JSON object with the token's on-chain name, symbol, and decimals; boolean checks for whether the contract responds to name() and version() calls; the network identifier (eip155:8453 for Base); the queried contract address; the read method used (eth_call); a disclaimer about endorsement; and a generatedAt timestamp.","failureModes":["Contract address not found or not deployed on Base — returns empty or error response","Address is not an ERC-20 token contract — name()/symbol()/decimals() calls may fail or return empty","Invalid address format (non-hex, wrong length) — likely returns a 400 or schema validation error","Network congestion on Base causing read latency or timeout","Payment not included or invalid — 402 response blocking access"],"whenToPreferThis":"Use this endpoint when you need live, trustless on-chain token metadata from the Base network specifically, rather than relying on a curated token list that may be stale or incomplete. Ideal when you have a raw contract address and need to confirm it is a legitimate ERC-20 and retrieve its symbol/decimals for payment calculations or display purposes.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-18T06:47:13.788Z","isFirstParty":false}