{"uid":"cap_xw0CszF39syqxiQPxuSLm","slug":"evm-checksum-address-converter-ac75a952","name":"EVM Checksum Address Converter","description":"opentools utility endpoint","url":"https://chargers-borders-cedar-fig.trycloudflare.com/tools/evm-checksum","method":"POST","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"body":{"type":"object"},"type":{"type":"string","const":"http"},"method":{"enum":["POST","PUT","PATCH"],"type":"string"},"bodyType":{"type":"string"}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"unprobed","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"unknown","summary":"price unknown","primary":{"kind":"unknown","protocol":"x402","network":"base","amountUsd":null,"per":"call","confidence":"unknown"},"accepted":[{"kind":"unknown","protocol":"x402","network":"base","amountUsd":null,"per":"call","confidence":"unknown"}]},"paymentMethods":[{"uid":"pm_46v6Dsl9RYuxtvWePlAwK","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7c32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts an Ethereum address to its EIP-55 checksummed format for validation and safe use in EVM-compatible applications","exampleAgentPrompt":"Can you convert this Ethereum address to its proper EIP-55 checksummed format: 0xd3cda913deb6f279967967567d34c167d15e5b5f?","exampleUseCases":[{"title":"Validate wallet address before transfer","prompt":"Before I send funds, can you checksum this Ethereum address to make sure it's properly formatted: 0xab5801a7d398351b8be11c439e05c5b3259aec9b?"},{"title":"Normalize address for smart contract input","prompt":"I need to pass an Ethereum address into a smart contract call — can you convert 0xde0b295669a9fd93d5f28d9ec85e40f4cb697bae to its EIP-55 checksum form so it's safe to use?"},{"title":"Check if address meets EIP-55 standard","prompt":"Is this wallet address already in valid EIP-55 checksum format, and if not, what should it look like: 0xfb6916095ca1df60bb79ce92ce3ea74c37c5d359?"}],"resultDescription":"Returns the EIP-55 mixed-case checksummed representation of the provided Ethereum address, which encodes a checksum in the capitalization pattern of the hex characters to allow detection of mistyped addresses","failureModes":["Invalid or malformed Ethereum address input returns an error","Non-hex characters in address cause validation failure","Address missing 0x prefix may be rejected","Address of wrong length (not 40 hex chars after 0x) is rejected"],"whenToPreferThis":"Use this endpoint when you need to convert or validate Ethereum/EVM addresses to EIP-55 checksum format as a lightweight, focused utility — especially before passing addresses to smart contracts, wallets, or any system that enforces checksum validation","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T22:27:34.377Z","isFirstParty":false}