{"uid":"cap_8dfZMQfCyprSLLnaGZRML","slug":"crypto-wallet-address-normalizer-3f68baa1","name":"Crypto Wallet Address Normalizer","description":"Normalise an address to its canonical form — Ethereum to its EIP-55 checksummed form, bech32 Bitcoin to lowercase (base58check is left untouched as it is case-sensitive). An address that is not a valid address of a known chain is rejected before payment.","url":"https://wallet.openverbs.com/v1/normalize","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method","bodyType","body"],"properties":{"body":{"type":"object","required":["address"],"properties":{"chain":{"enum":["ethereum","bitcoin"],"type":"string","description":"Optional chain hint."},"address":{"type":"string","maxLength":120,"minLength":1,"description":"The address to normalise."}},"additionalProperties":false},"type":{"type":"string","const":"http"},"method":{"enum":["POST"],"type":"string"},"bodyType":{"enum":["json","form-data","text"],"type":"string"}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_PqCA_KFX-Z2ew51UUNbjM","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Normalizes and standardizes a cryptocurrency wallet address, resolving format inconsistencies for Ethereum and Bitcoin chains.","exampleAgentPrompt":"Can you normalize this Ethereum wallet address for me — '0xaB5801a7D398351b8bE11C439e05C5B3259aeC9B' — and make sure it's in standard format?","exampleUseCases":[{"title":"Normalize user-submitted Ethereum address","prompt":"A user just pasted this Ethereum address into our form: '0xab5801a7d398351b8be11c439e05c5b3259aec9b' — can you normalize it to the proper checksummed format before we store it?"},{"title":"Standardize Bitcoin address before payout","prompt":"Before we process this payout, can you normalize this Bitcoin address — '1A1zP1eP5QGefi2DMPTfTL5SLmv7Divf Na' — to make sure it's valid and in canonical form?"},{"title":"Clean crypto addresses in bulk onboarding","prompt":"We're onboarding new users who provided their wallet addresses and some look oddly cased or formatted. Can you normalize this one on the ethereum chain: '0XD8DA6BF26964AF9D7EED9E03E53415D37AA96045'?"}],"resultDescription":"Returns a normalized (canonicalized) version of the submitted wallet address, typically including the standardized address string and inferred or confirmed chain information. For Ethereum, this means EIP-55 checksummed format; for Bitcoin, it returns the canonical address form.","failureModes":["Invalid or malformed address string returns an error (e.g. unrecognized format, wrong length)","Address that doesn't match the specified chain hint may return a mismatch error","Missing required 'address' field returns a validation error","Unsupported chain type returns an enum validation error","Network/service downtime may return a 5xx error"],"whenToPreferThis":"Use this endpoint when you need to canonicalize or standardize a crypto wallet address before storing, displaying, or transacting with it — especially when user-submitted addresses may have inconsistent casing, spacing, or formatting. Prefer this over manual regex checks when you need reliable, chain-aware normalization for Ethereum (EIP-55 checksum) or Bitcoin addresses.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:41:21.275Z","isFirstParty":false}