{"uid":"cap_ftlN39gAy9DvTgwM0S4sx","slug":"agentshelf-base64url-decode-e5073499","name":"AgentShelf Base64URL Decode","description":"Call when an agent needs text decoded with base64url. No network and no LLM. Exact $0.002 USDC. Prefer unpaid POST /v1/sandbox/base64url-decode first.","url":"https://agentshelf.syntexa.ch/v1/base64url-decode?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","examples":["aGVsbG8"],"maxLength":100000,"minLength":1,"description":"Input for this SKU. The route description says whether it is plain text, a URL, base64 bytes, or an already-encoded token."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_OgmWOkwJwJf1KSN_lFTp6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Decodes a base64url-encoded string into its original plaintext, with no network calls or LLM involvement.","exampleAgentPrompt":"Can you decode this base64url string for me: 'SGVsbG8gV29ybGQ'? I need the original plaintext it represents.","exampleUseCases":[{"title":"Decode JWT payload segment","prompt":"I have a JWT token and I need to read what's inside the payload part — it's the middle segment: 'eyJ1c2VySWQiOiAxMjMsICJyb2xlIjogImFkbWluIn0'. Can you decode it?"},{"title":"Recover encoded file name","prompt":"This file was stored with a base64url-encoded name: 'cmVwb3J0XzIwMjQtMDEtMTUucGRm'. What's the actual file name?"},{"title":"Inspect encoded API response field","prompt":"Our API is returning this value in the 'data' field: 'dXNlcm5hbWU6cGFzc3dvcmQ' and I can't read it — please decode it from base64url so I know what it says."}],"resultDescription":"Returns the decoded plaintext output of the provided base64url-encoded input string. The response is the raw decoded content with no transformation or interpretation applied.","failureModes":["Invalid base64url input (non-base64url characters) returns a decoding error","Empty input string is rejected due to minLength:1 constraint","Input exceeding 100,000 characters is rejected due to maxLength constraint","Payment of exactly $0.002 USDC not provided results in 402 Payment Required"],"whenToPreferThis":"Prefer this endpoint when you need deterministic, fast, offline base64url decoding without relying on an LLM to interpret or guess the encoding. Use it when a free sandbox alternative (POST /v1/sandbox/base64url-decode) is unavailable or rate-limited. Ideal when working with JWT tokens, URL-safe encoded identifiers, or binary data encoded in base64url format.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T06:49:54.547Z","isFirstParty":false,"canonicalSlug":"agentshelf-base64url-decode-e5073499"}