{"uid":"cap_QVjmWXdcP17cb9kJZ5uUN","slug":"base64-decode-api-agent-utility-network-b0ebfc62","name":"Base64 Decode API (Agent Utility Network)","description":"Quality-scored paid utility APIs for AI agents over x402 on Base USDC.","url":"https://agent-utility-network.frosty-sound-4560.workers.dev/v1/paid/base64-decode","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"base64":{"type":"string","default":"aGVsbG8=","examples":["aGVsbG8="],"maxLength":200000,"minLength":1}}},"responseSchema":{"type":"json","example":{"result":{"text":"hello"}}},"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_Y7DipG8ThZeABJS5aT6l0","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":"Decodes a Base64-encoded string and returns the original plaintext via a micropayment-gated POST endpoint on Base USDC.","exampleAgentPrompt":"Can you decode this base64 string for me: 'aGVsbG8gd29ybGQ='?","exampleUseCases":[{"title":"Decode JWT payload contents","prompt":"I have this JWT token — can you decode the payload part for me? It's the middle section: 'eyJ1c2VySWQiOiAxMjMsICJyb2xlIjogImFkbWluIn0='"},{"title":"Read base64-encoded config data","prompt":"My app returned this base64 blob from the config endpoint: 'eyJob3N0IjoibG9jYWxob3N0IiwicG9ydCI6NTQzMn0=' — can you decode it so I can see what settings are in there?"},{"title":"Reveal obfuscated email in scraped HTML","prompt":"I scraped a webpage and found this base64 string where the contact email should be: 'c3VwcG9ydEBleGFtcGxlLmNvbQ==' — decode it for me please."}],"resultDescription":"Returns a JSON object with a 'result' key containing a 'text' field holding the decoded plaintext string corresponding to the input Base64 data.","failureModes":["Invalid or malformed base64 input returns an error","Input string exceeds 200,000 character limit","Empty string input rejected (minLength: 1)","Payment failure via x402 if USDC balance insufficient"],"whenToPreferThis":"Use this endpoint when you need a reliable, micropayment-gated Base64 decode operation within an AI agent workflow on Base USDC, particularly when you want quality-scored utility APIs and are already operating in the x402 payment ecosystem. Prefer it over local decoding when you need a hosted, auditable decode call or when your agent runtime lacks native Base64 support.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:30:31.827Z","isFirstParty":false}