{"uid":"cap_Wd2rxjUtrws1-MWy8D9VC","slug":"agentshelf-md5-hex-digest-a8e72b4a","name":"AgentShelf MD5 Hex Digest","description":"Call when an agent needs a md5 digest of text, encoded as hex. No network and no LLM. Exact $0.001 USDC. Prefer unpaid POST /v1/sandbox/digest-md5-hex first.","url":"https://agentshelf.syntexa.ch/v1/digest-md5-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":"0.001","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_nCEhLeMniQMKz9mmtPdLT","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 MD5 hash of a given text string and returns it as a lowercase hexadecimal digest, with no network or LLM calls involved.","exampleAgentPrompt":"Can you compute the MD5 hash of the text 'Hello, world!' and give me the hex digest?","exampleUseCases":[{"title":"File content fingerprinting","prompt":"Hash this file's text content with MD5 and give me the hex string so I can check if it matches the expected checksum: 'The quick brown fox jumps over the lazy dog'"},{"title":"Cache key generation","prompt":"Generate an MD5 hex digest for this query string so I can use it as a cache key: 'user_id=42&product_id=1337&locale=en-US'"},{"title":"Data deduplication check","prompt":"What's the MD5 hex digest of this product description? I want to detect duplicates: 'Premium wireless noise-cancelling headphones with 30-hour battery life and foldable design.'"}],"resultDescription":"Returns the MD5 hash of the provided text as a lowercase hexadecimal string (32 characters). The computation is deterministic, requires no network calls, and involves no LLM processing.","failureModes":["Missing or empty 'text' field returns a validation error","Text exceeding 100,000 characters is rejected","Missing or invalid API key results in authentication failure","Payment of $0.001 USDC not fulfilled triggers 402 Payment Required"],"whenToPreferThis":"Prefer this endpoint when you need a fast, deterministic MD5 hex digest of a text string without any network dependencies or LLM involvement. Use the free sandbox endpoint POST /v1/sandbox/digest-md5-hex first if available; fall back to this paid endpoint when the sandbox is unavailable or rate-limited. Choose this over SHA-based siblings when MD5 specifically is required (e.g. for legacy compatibility or interoperability with systems expecting MD5 checksums).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T06:47:24.781Z","isFirstParty":false,"canonicalSlug":"agentshelf-md5-hex-digest-a8e72b4a"}