{"uid":"cap_Ko3yDzJ5nrGCxCd38K6NI","slug":"crc-32-checksum-hex-via-agent402-tools-55c0ad1c","name":"CRC-32 Checksum (Hex) via agent402.tools","description":"CRC-32 checksum of a text string (hex), the IEEE polynomial used by zip/png/gzip.","url":"https://agent402.tools/api/crc32","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string"}}},"responseSchema":{"type":"json","example":{"hex":"0d4a1185","uint":222957957}},"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_1s5PfIpYenBFp30ngXqx6","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 CRC-32 checksum of a text string using the IEEE polynomial (used by ZIP, PNG, and gzip), returning the result as a hex string.","exampleAgentPrompt":"Can you compute the CRC-32 checksum of the text 'Hello, world!' and give me the hex result?","exampleUseCases":null,"resultDescription":"Returns the CRC-32 checksum of the provided text as a hexadecimal string, computed using the standard IEEE polynomial — the same algorithm used by ZIP, PNG, and gzip formats.","failureModes":["Missing or empty 'text' field returns a 400 or error response","Payment failure (x402 protocol) results in a 402 Payment Required response","Extremely large text strings may time out or be rejected","Non-string input types may cause a validation error"],"whenToPreferThis":"Use this endpoint when you need a fast, IEEE-standard CRC-32 checksum (the same variant used by ZIP, PNG, and gzip) of a text string without setting up a local library or runtime. Prefer it for lightweight data integrity checks, quick fingerprinting of text, or compatibility verification with file formats that rely on CRC-32.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T19:14:03.138Z","isFirstParty":false}