{"uid":"cap_WGQUQ8fJ6LC7lC8lXdxuV","slug":"delx-evm-hex-data-normalize-cbf90024","name":"Delx EVM Hex Data Normalize","description":"EVM Hex Data Normalize: EVM Hex Data Normalize normalizes even-length EVM hex data while preserving byte boundaries from bounded caller-supplied values without an external provider. Call EVM Hex Data Normalize before signing, submitting, replacing, or accepting an EVM/Base transaction assembled from caller-owned data. Returns normalized transaction evidence, calculated budget or shape findings, and a fail-closed preflight status for EVM Hex Data Normalize as versioned deterministic JSON. Price:…","url":"https://api.delx.ai/api/v1/x402/evm-hex-data-normalize","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"data":{"type":"string","maxLength":8192,"description":"Data supplied to EVM Hex Data Normalize; used only for this bounded calculation and processed in memory without retention."}}},"responseSchema":{"type":"json","example":{"result":{"data":"0xabcd00","byte_count":3},"schema":"delx/util-evm-hex-data-normalize/v1","status":"pass","evidence":{"retained":false,"input_sha256":"9944dc2e2c04677c19c2d73f2496d153a58e6d3177f2db401b47c86a5fb08dca","external_calls":0},"operation":"evm_preflight:evm_hex_data_normalize"}},"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_AQR4roe8fSvSM4Wp8EZ5t","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":"Normalizes arbitrary input data into a well-formed EVM hex string, returning the normalized hex value and its byte count.","exampleAgentPrompt":"Normalize this raw data into a properly formatted EVM hex string and tell me the byte count: '0xabcd'.","exampleUseCases":[{"title":"Preflight calldata before on-chain submission","prompt":"Before I send this transaction, normalize my calldata into valid EVM hex and tell me how many bytes it is: 'abcd1234ef'."},{"title":"Validate hex encoding for smart contract call","prompt":"Can you take this payload and make sure it's properly formatted as EVM hex with a 0x prefix? Here's the data: '00ff7a3b'."},{"title":"Compute byte count of EVM transaction data","prompt":"I need to know the byte count of this EVM data before estimating gas — can you normalize it and return the byte length? Data: '0x1a2b3c4d'."}],"resultDescription":"Returns a JSON object with the normalized hex string (0x-prefixed), the byte count of the data, the operation name, processing status ('pass'), and an evidence block confirming no data retention, no external calls, and the SHA256 hash of the input.","failureModes":["Input data exceeds 8192 character limit — request rejected","Malformed input that cannot be interpreted as hex — error response","Empty or null data field — may return error or zero-byte result","Non-string input type — schema validation failure"],"whenToPreferThis":"Choose this endpoint when you need a reliable, auditable, stateless utility to normalize EVM hex data before submitting on-chain transactions, estimating gas, or passing calldata to smart contracts. Prefer it when you need both normalization and byte-count in a single call with a verifiable evidence trail (SHA256 of input, no retention guarantee).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T19:02:56.119Z","isFirstParty":false}