{"uid":"cap_TYgudAKAA0Z8pCUnCJdco","slug":"synapse-api-zksync-token-metadata-lookup-427d0f7c","name":"Synapse API — zkSync 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/zksync/token/metadata?utm_source=zero.xyz","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__2W7IA06ljHa9MFMiYGbA","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":"Fetches token metadata (name, symbol, decimals, etc.) for a given contract address on the zkSync blockchain network","exampleAgentPrompt":"What token is deployed at zkSync contract address 0x3355df6D4c9C3035724Fd0e3914dE96A5a83aaf4? Give me its name, symbol, and decimals.","exampleUseCases":[{"title":"Identify unknown zkSync token","prompt":"I found a contract address on zkSync — 0x5AEa5775959fBC2557Cc8789bC1bf90A239D9a91 — can you tell me what token it is and what its symbol and decimals are?"},{"title":"DeFi portfolio enrichment","prompt":"I have a list of zkSync token contract addresses in my portfolio. Can you look up the name and symbol for 0x1d17CBcF0D6D143135aE902365D2E5e2A16538D4 so I can label it properly?"},{"title":"Validate token before swap","prompt":"Before I swap this token, can you verify the metadata for zkSync contract 0x000000000000000000000000000000000000800A — confirm its symbol and how many decimals it uses?"}],"resultDescription":"Returns token metadata for the specified zkSync contract address, including the token name, symbol, decimals, and potentially other on-chain metadata fields associated with the ERC-20 or similar token standard.","failureModes":["Invalid or malformed contract address returns an error","Contract address exists but is not a token contract (no ERC-20 metadata) returns empty or error","Contract not deployed on zkSync returns not found error","Network or RPC availability issues may cause timeouts","Payment failure (insufficient USDC) blocks request"],"whenToPreferThis":"Choose this endpoint when you specifically need token metadata from the zkSync (Era) Layer 2 network. It is ideal for DeFi agents enriching portfolio data, pre-swap validation workflows, or any pipeline that needs to resolve a raw zkSync contract address into human-readable token information without setting up your own blockchain node.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T00:36:10.083Z","isFirstParty":false,"canonicalSlug":"synapse-api-zksync-token-metadata-lookup-427d0f7c"}