{"uid":"cap_1f6ZMUdtvEZFHRcV4WAQc","slug":"base64-decode-0444cf01","name":"Base64 Decode","description":"Decode a Base64 string to UTF-8","url":"https://x402render-u5vwpxpyua-uc.a.run.app/base64-decode","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","description":"string"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"down","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_G1_w1kh1nFnJftM2Bz0Gg","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Decodes a Base64-encoded string back to its original UTF-8 plaintext","exampleAgentPrompt":"Can you decode this base64 string for me back to readable text: 'SGVsbG8sIFdvcmxkIQ=='?","exampleUseCases":[{"title":"Reveal hidden API token value","prompt":"I found this base64 string in a config file and I need to know what it actually says — can you decode 'dXNlcjpwYXNzd29yZDEyMw==' for me?"},{"title":"Decode JWT payload for inspection","prompt":"I have a JWT token and I need to see what's inside the payload section. Can you decode this base64 chunk for me: 'eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIn0='?"},{"title":"Read base64-encoded email attachment metadata","prompt":"This email attachment came through as base64 and I need the original text content — please decode 'TWFpbCBib2R5IGNvbnRlbnQgaGVyZQ==' back to UTF-8 for me."}],"resultDescription":"Returns the decoded UTF-8 plaintext string corresponding to the Base64 input. The response contains the original human-readable text that was encoded.","failureModes":["Invalid Base64 input (non-Base64 characters) — likely returns a 400 error or decoding error message","Input contains binary data that cannot be represented as valid UTF-8 — may return garbled text or error","Empty input string — may return empty string or error","Missing 'text' field in request body — returns 400 bad request"],"whenToPreferThis":"Use this endpoint when you need a simple, stateless Base64-to-UTF-8 decoding operation without spinning up a local runtime or library. It is ideal for agents operating in environments where native Base64 decoding is unavailable or inconvenient, and when the input is known to be Base64-encoded UTF-8 text (not binary data). It complements the sibling Base64-encode endpoint on the same service.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:28:43.857Z","isFirstParty":false}