{"uid":"cap_obBhPT-TRObcWeiw9Qymg","slug":"delx-commerce-evm-address-list-deduplication-df3ada17","name":"Delx Commerce — EVM Address List Deduplication","description":"Pay-per-result APIs for agents. No signup. Exact price. Verifiable delivery. USDC on Base + Solana via x402.","url":"https://commerce.delx.ai/api/v1/x402/evm-address-list-dedupe?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"addresses":{"type":"array","items":{"type":"string","maxLength":8192},"maxItems":256,"description":"Addresses supplied to EVM Address List Dedupe; used only for this bounded calculation and processed in memory without retention."}}},"responseSchema":{"type":"json","example":{"result":{"addresses":["0x1111111111111111111111111111111111111111"],"removed_count":1},"schema":"delx/util-evm-address-list-dedupe/v1","status":"pass","evidence":{"retained":false,"input_sha256":"1770157abd7a92cac832973b5e22fa9713496fa7d4389c0fd02cd1ad292c7cf5","external_calls":0},"operation":"evm_preflight:evm_address_list_dedupe"}},"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_9R-TmNKTKAk_r7gBwZVNU","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":"Deduplicates a list of EVM addresses in-memory and returns the unique set with a count of removed duplicates","exampleAgentPrompt":"I have a list of Ethereum wallet addresses that probably has duplicates — can you deduplicate them and tell me how many were removed? The addresses are: 0x1111111111111111111111111111111111111111, 0x2222222222222222222222222222222222222222, 0x1111111111111111111111111111111111111111.","exampleUseCases":[{"title":"Airdrop recipient list cleanup","prompt":"I'm about to run an airdrop to a list of 200 wallet addresses I collected from a form, but I'm worried there are duplicates. Can you deduplicate the list and tell me how many duplicates were removed before I send anything on-chain?"},{"title":"Pre-transaction address sanitation","prompt":"Before I submit this batch of EVM addresses to the smart contract, I need to make sure there are no duplicates — can you clean this list of addresses and return only the unique ones?"},{"title":"NFT allowlist deduplication","prompt":"I have a whitelist of wallet addresses for my NFT mint that was compiled from multiple sources and almost certainly has repeats. Deduplicate it and tell me the final count of unique addresses."}],"resultDescription":"Returns a JSON object with a deduplicated array of EVM addresses, the count of removed duplicates, a status field ('pass'), an operation identifier, and an evidence block containing a SHA256 hash of the input, confirmation that data is not retained, and a count of zero external calls made.","failureModes":["Input array exceeds 256 items — request rejected","Individual address string exceeds 8192 characters — validation error","Malformed JSON body — parse error","Payment not included or insufficient USDC — 402 Payment Required"],"whenToPreferThis":"Use this endpoint when you need a fast, verifiable, privacy-respecting deduplication of EVM wallet addresses without storing input data. The endpoint processes entirely in-memory with no retention, provides a SHA256 hash for audit purposes, and costs only $0.001 USDC per call with no signup required — ideal for agent workflows that need lightweight, pay-per-use address preprocessing before on-chain actions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:53:43.705Z","isFirstParty":false,"canonicalSlug":"delx-commerce-evm-address-list-deduplication-df3ada17"}