{"uid":"cap_B2PgWq-pNWvfh-hCG36qK","slug":"saylor-innovations-evm-wallet-balances-polygon-034b22bf","name":"Saylor Innovations EVM Wallet Balances (Polygon)","description":"EVM Wallet Balances (polygon). Polygon ERC-20 token balance and native POL balance for any wallet: up to 20 ERC-20 tokens (?tokens=) in one call, with symbols, decimals and human-readable amounts. Live chain head.","url":"https://saylorinnovations.com/api/evm/polygon/balance/:address?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_j7Iwx1NqB4OYHk2i_4aZ-","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the native MATIC balance for a given wallet address on the Polygon blockchain","exampleAgentPrompt":"What's the current MATIC balance for the Polygon wallet 0x742d35Cc6634C0532925a3b8D4C9B7e1234AbCd5?","exampleUseCases":[{"title":"DeFi bot gas check","prompt":"Before submitting the transaction, check if wallet 0xAbCd1234567890EF1234567890abcdef12345678 has enough MATIC on Polygon to cover gas fees."},{"title":"Portfolio balance tracker","prompt":"Pull the current MATIC balance on Polygon for my wallet 0x1234567890abcdef1234567890ABCDEF12345678 so I can update my portfolio dashboard."},{"title":"Airdrop eligibility verification","prompt":"I need to verify that wallet 0xDeAdBeEf0000000000000000000000000000cafe actually holds some MATIC on Polygon before I whitelist it for the airdrop."}],"resultDescription":"Returns the native MATIC balance for the specified Polygon wallet address, expressed as an on-chain value (typically in wei or formatted MATIC units), reflecting the current state of the blockchain at query time.","failureModes":["Invalid or malformed wallet address returns an error","Address with zero balance may return 0 rather than an error","Network congestion or RPC issues may cause timeouts","Non-Polygon (wrong network) address format may cause unexpected results","Rate limiting or payment failure may block the request"],"whenToPreferThis":"Use this endpoint when you specifically need the native MATIC balance on the Polygon network for an EVM-compatible wallet address. Prefer this over Ethereum or BSC balance endpoints when the user's assets are on Polygon. It is ideal for DeFi agents, portfolio trackers, gas-check automations, and airdrop verification workflows that require Polygon on-chain data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-03T00:46:53.084Z","isFirstParty":false,"canonicalSlug":"saylor-innovations-evm-wallet-balances-polygon-034b22bf"}