{"uid":"cap_yLYhAofGskhpyAbyjPTIL","slug":"solana-mint-instant-intel-sol-balance-lookup-f7f7fa23","name":"Solana Mint Instant Intel - SOL Balance Lookup","description":"SOL balance of any Solana address (lamports + SOL string, confirmed, cached <=2 s).","url":"https://mintintel.35-171-220-195.sslip.io/v1/sol/balance/:addr?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":["addr"],"properties":{"addr":{"type":"string","description":"base58 Solana 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","lamports","sol"],"properties":{"sol":{"type":"string"},"address":{"type":"string"},"lamports":{"type":"integer"}}}}}}},"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_2kIRlsBvEBace0fCxp4Uf","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 SOL balance of any Solana address in both lamports and SOL string, confirmed and cached for up to 2 seconds.","exampleAgentPrompt":"What's the current SOL balance for the Solana wallet address 9WzDXwBbmkg8ZTbNMqUxvQRAyrZzDsGYdLVL9zYtAWWM? Give me both the lamports and the SOL amount.","exampleUseCases":[{"title":"Pre-transaction balance check","prompt":"Before I send this transaction, can you check how much SOL is currently in the wallet HN7cABqLq46Es1jh92dQQisAq662SmxELLLsHHe4YWrH so I know if there's enough to cover it?"},{"title":"Portfolio balance monitoring","prompt":"I need to keep an eye on the SOL balance for address 4Nd1mBQtrMJVYVfKf2PX98HegFpyhGmxbzFEGEnHDpGd — can you fetch the current balance in both SOL and lamports?"},{"title":"Airdrop eligibility verification","prompt":"Can you check the SOL balance of wallet 3FZbgi29cpjq2GjdwV8eyHuJJnkLtktZc5fRRFpfGBZj to see if it's a fresh address with zero balance before we send the airdrop?"}],"resultDescription":"Returns a JSON object containing the queried Solana address, its balance in lamports (integer), and its balance as a SOL string (e.g. '1.5'). Data is confirmed on-chain and served from a cache no older than 2 seconds.","failureModes":["Invalid or malformed base58 address returns an error response","Address not found on-chain (never funded) may return 0 lamports or an error","RPC node unavailability may cause a timeout or 5xx error","Cache staleness up to 2 seconds may reflect slightly outdated balance in high-frequency scenarios"],"whenToPreferThis":"Use this endpoint when you need a fast, low-cost, confirmed SOL balance for any Solana address without managing your own RPC node or API keys. The 2-second cache makes it ideal for near-real-time balance checks in agent workflows, pre-transaction validation, and portfolio monitoring. Prefer it over raw RPC calls when you want a simple HTTP GET with no authentication overhead and a clean JSON response.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:40:09.502Z","isFirstParty":false,"canonicalSlug":"solana-mint-instant-intel-sol-balance-lookup-f7f7fa23"}