{"uid":"cap_fgeCTT-gRTeGurBgVDqfm","slug":"synapse-api-token-metadata-lookup-4da765c4","name":"Synapse API — Token Metadata Lookup","description":"High-speed API suite for AI processing, web scraping, and smart data utilities across 57+ blockchain networks. Pay-per-call via x402.","url":"https://synapse-api-brown.vercel.app/api/stable/token/metadata","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"contractAddress":{"type":"string"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_EtJv1AuAe6gMPVegATqwP","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves on-chain token metadata (name, symbol, decimals, supply, etc.) for a given smart contract address across 57+ blockchain networks.","exampleAgentPrompt":"Can you look up the token metadata — name, symbol, decimals, and total supply — for the contract address 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48?","exampleUseCases":[{"title":"Identify unknown token from contract","prompt":"I just found this contract address 0x1f9840a85d5aF5bf1D1762F925BDADdC4201F984 in my wallet — can you tell me what token it is, its symbol, and how many decimals it uses?"},{"title":"Pre-swap token validation","prompt":"Before I execute this token swap, can you pull the metadata for contract 0x6B175474E89094C44Da98b954EedeAC495271d0F so I can confirm it's actually DAI with 18 decimals?"},{"title":"DeFi dashboard token enrichment","prompt":"I'm building a portfolio tracker — fetch the name, symbol, and decimals for each of these token contracts so I can display them properly: 0xdAC17F958D2ee523a2206206994597C13D831ec7"}],"resultDescription":"Returns structured token metadata for the given contract address, including fields such as token name, ticker symbol, number of decimals, total supply, and potentially additional on-chain attributes. Response is scoped to the specific contract queried.","failureModes":["Invalid or malformed contract address returns an error","Contract address exists but is not a token contract (e.g. a plain wallet or non-ERC20 contract)","Network not supported among the 57+ chains returns an unsupported network error","Payment failure via x402 protocol prevents request from processing","Rate limits or server errors on the Vercel deployment cause timeouts"],"whenToPreferThis":"Choose this endpoint when you need quick, pay-per-call token metadata lookup without a subscription, especially across a broad range of blockchain networks. Ideal for agents that need on-demand token resolution for DeFi workflows, portfolio tracking, or pre-trade validation without maintaining a dedicated indexer.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:53:14.424Z","isFirstParty":false}