{"uid":"cap_HwrE-o_BIr0SZa-lR6Caq","slug":"nexusapi-base64-decode-116d03e5","name":"NexusAPI Base64 Decode","description":"Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.","url":"https://nexus-api-virid.vercel.app/api/tools/base64/decode","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"query":{"type":"string","description":"Search query or input parameter"}}},"responseSchema":{"type":"object","description":"API response data"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.052257","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":"$0.052257/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.052257","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.052257","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_-j7TjIBliOMMevab3cxRk","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.052257","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 into its original plaintext or binary representation","exampleAgentPrompt":"Can you decode this Base64 string for me and tell me what it says: 'SGVsbG8sIFdvcmxkIQ=='?","exampleUseCases":[{"title":"Decoding embedded API token","prompt":"I got this base64 string from an API response and I need to see what's inside it — can you decode 'eyJ1c2VySWQiOiAxMjM0NX0=' for me?"},{"title":"Reading encoded config file value","prompt":"Our config file has this base64-encoded setting and I need to know what it says before I deploy: 'ZGF0YWJhc2VfdXJsOiBteWRiLmV4YW1wbGUuY29t'"},{"title":"Inspecting JWT payload contents","prompt":"Can you decode the payload portion of this JWT token so I can read the claims? The payload part is 'eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ'"}],"resultDescription":"The decoded plaintext or binary content that was originally encoded in the Base64 input string","failureModes":["Invalid Base64 input string returns an error or garbled output","Input with incorrect padding may cause decoding failure","Non-UTF8 binary output may not be representable as a readable string","Empty or null query input returns an error"],"whenToPreferThis":"Use this endpoint when you need a pay-per-call, no-API-key solution for Base64 decoding in an agentic workflow on Base network. Ideal for agents that occasionally need to decode Base64 strings without managing API credentials or subscriptions.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:53:56.027Z","isFirstParty":false}