{"uid":"cap_EBVnWz4SFLhP1RbI5hMLW","slug":"synapse-api-robinhood-token-balances-a5edf32c","name":"Synapse API — Robinhood Token Balances","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/robinhood/token/balances","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"owner":{"type":"string"},"contractAddresses":{"type":"array","items":{"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_dIddYXpL8q2UDcOl___Tl","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 balances for a given wallet owner across specified ERC-20 contract addresses, likely via Robinhood or an equivalent blockchain data source.","exampleAgentPrompt":"What are the token balances for wallet 0xAbC123...def for USDC (0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48) and USDT (0xdAC17F958D2ee523a2206206994597C13D831ec7)?","exampleUseCases":[{"title":"DeFi portfolio balance check","prompt":"Can you pull the current token balances for my wallet 0x1234...abcd for these contracts: USDC at 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 and DAI at 0x6B175474E89094C44Da98b954EedeAC495271d0F?"},{"title":"Wallet audit before token transfer","prompt":"Before I send tokens, check the balances on wallet 0xDeadBeef...1234 for these two ERC-20 contracts and tell me what's available: 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 and 0xdAC17F958D2ee523a2206206994597C13D831ec7."},{"title":"Multi-token holdings snapshot","prompt":"Give me a snapshot of the token holdings for address 0xFeed...cafe across these contract addresses: WETH at 0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2 and LINK at 0x514910771AF9Ca656af840dff83E8264EcF986CA."}],"resultDescription":"Returns a list of token balances for the specified wallet owner across the provided ERC-20 contract addresses, including balance amounts per contract.","failureModes":["Invalid owner address format returns an error or empty result","Unknown or non-ERC-20 contract addresses return zero balances or errors","Empty contractAddresses array may return no results or an error","Network or upstream data provider outage causes lookup failure","Rate limiting or payment failure (x402) results in 402 response"],"whenToPreferThis":"Use this endpoint when you need on-chain ERC-20 token balance data for a specific wallet across one or more contract addresses, especially when paying per call via x402 is acceptable and you need fast, targeted balance lookups rather than a full portfolio scan.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T19:02:02.350Z","isFirstParty":false}