{"uid":"cap_GbQvwbdrg9qcTMA34zNJL","slug":"saylor-innovations-polygon-address-validator-b994469c","name":"Saylor Innovations Polygon Address Validator","description":"Validate a Polygon address before sending: checksum, wrong-network check, live account type and balance, OFAC screening, and a send verdict of ok, caution or do_not_send.","url":"https://saylorinnovations.com/api/validate/polygon?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"},"queryParams":{"type":"object","required":["address"],"properties":{"address":{"type":"string","description":"the Polygon address to validate before sending funds"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","required":["chain","chain_name","address","format_valid","checksum","network_match","on_chain","sanctions","warnings","verdict","summary","note","source"],"properties":{"note":{"type":"string","description":"Caveat or context for reading the result"},"chain":{"type":"string","description":"Blockchain the data is for"},"source":{"type":"string","description":"Data source the values come from"},"address":{"type":"string","description":"Account or contract address"},"summary":{"type":"string","description":"Short summary"},"verdict":{"type":"string","description":"Overall assessment derived from the listed reasons"},"checksum":{"type":"string"},"on_chain":{"type":"object","description":"On chain"},"warnings":{"type":"array"},"sanctions":{"type":"object"},"chain_name":{"type":"string","description":"Chain name"},"normalized":{"type":["string","null"]},"address_type":{"type":["string","null"],"description":"Address type"},"format_valid":{"type":"boolean","description":"Format valid"},"network_match":{"type":"boolean","description":"Network match"},"detected_network":{"type":["string","null"],"description":"Detected network"}}}}}}},"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_klBwrORSDRn_W0J54mwQ2","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":"Validates a Polygon (MATIC) address before sending funds: checksum, network match, on-chain account type/balance, OFAC sanctions screening, and a final send verdict of ok, caution, or do_not_send.","exampleAgentPrompt":"Before I send funds, can you validate the Polygon address 0x71C7656EC7ab88b098defB751B7401B5f6d8976F — check the checksum, confirm it's on the right network, screen it for sanctions, and tell me whether it's safe to send to?","exampleUseCases":[{"title":"Pre-transfer compliance check for DeFi payment","prompt":"I'm about to send 500 USDC to 0xAbCd1234...5678 on Polygon — can you run a full validation including sanctions screening and tell me if it's ok to send?"},{"title":"Wallet address sanity check for payroll automation","prompt":"We're building an automated payroll system and need to verify each recipient's Polygon address before disbursing. Can you check 0x3fC91A3afd70395Cd496C647d5a6CC9D4B2B7FAD for format, network, and OFAC compliance?"},{"title":"Detecting contract vs EOA before token airdrop","prompt":"Before we airdrop tokens, can you tell me whether 0x000000000000000000000000000000000000dEaD is an externally owned account or a smart contract on Polygon, and whether it's safe to send to?"}],"resultDescription":"A JSON object containing: chain identifier, chain name, address, format_valid boolean, checksum string, network_match boolean, detected_network, on_chain object with account type and balance, sanctions object with OFAC screening result, warnings array, a verdict of 'ok'/'caution'/'do_not_send', a human-readable summary, a note with context, and the data source used.","failureModes":["Missing or malformed address query parameter returns validation error","Address on wrong network (e.g. Ethereum mainnet ERC-20 address) returns network_match: false with caution or do_not_send verdict","OFAC-sanctioned address returns do_not_send verdict with sanctions details","Unresponsive on-chain RPC may result in partial results or degraded response","Invalid hex string or non-address input returns format_valid: false"],"whenToPreferThis":"Choose this endpoint when you need a single, consolidated pre-send risk assessment for Polygon addresses that combines format validation, checksum verification, network detection, live on-chain account lookup, and OFAC sanctions screening in one call. Prefer it over ad-hoc checksum libraries or separate compliance APIs when you want a unified 'ok/caution/do_not_send' verdict without stitching together multiple services. Best suited for payment automation agents, crypto payroll pipelines, and airdrop workflows where sending to a bad address or sanctioned party is a real risk.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:26:40.397Z","isFirstParty":false,"canonicalSlug":"saylor-innovations-polygon-address-validator-b994469c"}