{"uid":"cap_rrLdVnBr4yoSz7YiOlpCx","slug":"adler-32-hex-checksum-b30e6e1e","name":"Adler-32 Hex Checksum","description":"Call when an agent needs a adler32 checksum of text as hex. No network and no LLM. Exact $0.009 USDC. Prefer unpaid POST /v1/sandbox/checksum-adler32-hex first.","url":"https://agentshelf.syntexa.ch/v1/checksum-adler32-hex?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"key":{"type":"string","maxLength":512,"minLength":1,"description":"HMAC secret. Required on HMAC SKUs. Omit it for plain digests and checksums. The key is not stored."},"text":{"type":"string","examples":["hello"],"maxLength":100000,"minLength":1,"description":"Message to digest. For raw-hex SKUs this is hex bytes; for utf16 or latin1 SKUs it is decoded with that encoding. Otherwise it is UTF-8 text."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.009","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":"$0.009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_qM2-uKpwNdy9GgCI0WHbC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.009","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Computes the Adler-32 checksum of a given text string and returns the result as a hexadecimal string, with no network calls or LLM involvement.","exampleAgentPrompt":"Can you compute the Adler-32 checksum of the text 'Hello, world!' and give me the result as a hex string?","exampleUseCases":[{"title":"Data integrity check before upload","prompt":"Before I upload this config file content, compute the Adler-32 hex checksum of the string 'server=localhost;port=5432;db=myapp' so I can compare it after transfer."},{"title":"Reproducible build artifact fingerprint","prompt":"I need the Adler-32 checksum in hex for the string 'build:v2.3.1-stable' so I can stamp it into our release metadata."},{"title":"Checksum for lightweight deduplication","prompt":"Can you run an Adler-32 hex checksum on this text 'The quick brown fox jumps over the lazy dog' so I can use it as a dedup key in my pipeline?"}],"resultDescription":"Returns the Adler-32 checksum of the submitted text encoded as a hexadecimal string. The response is deterministic — identical input always produces identical output. No side effects, no network calls, no LLM inference involved.","failureModes":["Missing or empty 'text' field returns a validation error","Text exceeding 100,000 characters is rejected","Missing or invalid API key causes authentication failure","Malformed JSON body returns a 400 error"],"whenToPreferThis":"Choose this endpoint when you need a fast, deterministic Adler-32 checksum in hexadecimal format for a text string — especially in pipelines where reproducibility and exactness matter. Prefer this over CRC32c or Fletcher-16 siblings when Adler-32 specifically is required by your protocol or downstream system. Use the free sandbox endpoint (/v1/sandbox/checksum-adler32-hex) during development to avoid charges.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:50:18.636Z","isFirstParty":false,"canonicalSlug":"adler-32-hex-checksum-b30e6e1e"}