{"uid":"cap__zRmx09-qFTTLYUzKn0rp","slug":"mint-intel-base-erc-20-token-balance-4300395b","name":"Mint Intel: Base ERC-20 Token Balance","description":"ERC-20 token balance for any Base wallet - USDC, WETH, USDT or any token - via balanceOf (eth_call): raw and decimal-adjusted amount, symbol, decimals. Not a token -> 404, not charged.","url":"https://mintintel.35-171-220-195.sslip.io/v1/base/erc20-balance/:address/:token?utm_source=zero.xyz","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"],"type":"string"},"pathParams":{"type":"object","required":["address","token"],"properties":{"token":{"type":"string","description":"0x ERC-20 token contract address"},"address":{"type":"string","description":"0x-prefixed 20-byte EVM address"}},"additionalProperties":false},"queryParams":{"type":"object","properties":{},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["address","token","balanceRaw"],"properties":{"token":{"type":"string"},"address":{"type":"string"},"balanceRaw":{"type":"string"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_xMUg2aK-PlXNhsWGOePi7","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the ERC-20 token balance for any Base chain wallet address, including raw and decimal-adjusted amounts, token symbol, and decimals.","exampleAgentPrompt":"What's the USDC balance of Base wallet 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045? Use the ERC-20 token contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913.","exampleUseCases":[{"title":"DeFi portfolio balance check","prompt":"Can you check how much USDC wallet 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 holds on Base? The USDC contract there is 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913."},{"title":"Token gate eligibility verification","prompt":"Before letting this user into our platform, verify that Base wallet 0xAbCd1234567890abcdef1234567890abcdef1234 holds at least some of our governance token at contract 0x1234567890abcdef1234567890abcdef12345678 on Base."},{"title":"Automated WETH balance monitoring","prompt":"Check the WETH balance for Base wallet 0x1234abcd1234abcd1234abcd1234abcd1234abcd using the WETH contract 0x4200000000000000000000000000000000000006 and tell me the human-readable amount."}],"resultDescription":"Returns the wallet's ERC-20 token balance as both a raw integer string (balanceRaw) and a decimal-adjusted human-readable amount, along with the token's symbol and decimals. If the provided token address is not an ERC-20 contract, the API returns a 404 and does not charge.","failureModes":["404 returned if the token address is not a valid ERC-20 contract — no charge incurred","Invalid or malformed wallet address returns an error","Token contract exists but balanceOf reverts (non-standard ERC-20) may cause failure","Network or RPC issues on Base may cause transient errors","Address with zero balance returns 0 — not an error but may be misread as failure"],"whenToPreferThis":"Use this endpoint when you need the ERC-20 token balance of a specific Base chain wallet for a known token contract address. It is ideal for lightweight, single-address/single-token lookups with decimal normalization included. Prefer this over broader multi-token endpoints when you only need one specific token's balance on Base and want minimal cost per call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:40:46.565Z","isFirstParty":false,"canonicalSlug":"mint-intel-base-erc-20-token-balance-4300395b"}