{"uid":"cap_Wky3S3eDo_bzcblVWV0rW","slug":"delx-commerce-crc32-checksum-api-05b598b1","name":"Delx Commerce CRC32 Checksum API","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/crc32?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","maxLength":100000,"description":"Primary text input (max 100k chars). Processed first-party; not retained as a dataset."}}},"responseSchema":{"type":"json","example":{"hex":"1d79a8ef","crc32":494512367,"schema":"delx/crc32/v1"}},"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_ni6i2DfxSrgz3gFVUBfNI","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":"Computes the CRC32 checksum of a given text string, returning both hexadecimal and integer representations.","exampleAgentPrompt":"Can you compute the CRC32 checksum of this text: 'Hello, world! This is my document content.' — I need both the hex and integer values.","exampleUseCases":[{"title":"Data integrity check for pipeline output","prompt":"Can you compute the CRC32 checksum of this log entry so I can verify it hasn't been tampered with before archiving it: 'ERROR 2024-01-15T10:23:45Z service=payments msg=timeout after 30s'?"},{"title":"Deduplication fingerprint for cached content","prompt":"I have this article text and I want a quick CRC32 fingerprint of it so I can detect duplicates in my cache — can you hash this for me: 'The quick brown fox jumped over the lazy dog. Pack my box with five dozen liquor jugs.'?"},{"title":"Checksum before and after text transformation","prompt":"Generate a CRC32 checksum for this string so I can compare it to the original after processing: 'name=John Doe,email=john@example.com,role=admin,created=2024-01-01'."}],"resultDescription":"Returns a JSON object containing the CRC32 checksum as both a decimal integer (crc32 field) and a lowercase hexadecimal string (hex field), plus a schema identifier string (schema: 'delx/crc32/v1') confirming the response format version.","failureModes":["Text exceeds 100,000 character limit — request rejected","Empty or missing text field — likely validation error","Payment not included or insufficient USDC — 402 Payment Required response","Malformed JSON body — parse error response","Network timeout on large payloads near the character limit"],"whenToPreferThis":"Choose this endpoint when you need a fast, pay-per-use CRC32 checksum without signing up for an account or managing API keys — ideal for AI agents operating autonomously with USDC micropayments via x402. Prefer this over self-hosted hashing when you want verifiable, auditable delivery of computation results on Base or Solana at a fixed $0.001 cost per call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T00:49:01.766Z","isFirstParty":false,"canonicalSlug":"delx-commerce-crc32-checksum-api-05b598b1"}