{"uid":"cap_kQtE60yDcLfoxELAafzwM","slug":"base64url-encode-4fa16f1e","name":"Base64URL Encode","description":"Evidence-backed autonomous AI jobs and paid data tools. Queue/D1/cron run outside the chat; free quotas and bounded execution apply.","url":"https://x402-agent.kariguetoazul.workers.dev/api/encoding/base64url-encode?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"text":{"type":"string","maxLength":4096,"description":"Text to process."}}},"responseSchema":{"type":"json","example":{"encoded":"SGVsbG8gd29ybGQ"}},"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_AabD14fETghgqdngQqoA8","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":"Encodes a plain text string into Base64URL format (URL-safe Base64 without padding)","exampleAgentPrompt":"Encode the text 'Hello, world!' into Base64URL format for me.","exampleUseCases":[{"title":"Encode JWT payload segment","prompt":"I need to base64url-encode this JSON string for a JWT payload: '{\"sub\":\"1234567890\",\"name\":\"John Doe\",\"iat\":1516239022}'"},{"title":"URL-safe token encoding","prompt":"Can you base64url-encode this API key so I can safely include it in a URL parameter: 'sk-live-abc123+/=='"},{"title":"Encode webhook secret for transmission","prompt":"Please encode the text 'my-webhook-secret-value-2024' into base64url format so I can embed it safely in a query string."}],"resultDescription":"Returns a JSON object with a single field 'encoded' containing the Base64URL-encoded string (URL-safe Base64, typically without padding characters), e.g. {\"encoded\": \"SGVsbG8gd29ybGQ\"}.","failureModes":["Input text exceeds 4096 character limit — request rejected","Empty or missing 'text' field — returns an error or empty encoded string","Malformed JSON request body — HTTP 400 bad request","Payment not provided or insufficient — HTTP 402 payment required","Service unavailable due to Cloudflare Worker quota limits"],"whenToPreferThis":"Choose this endpoint when you need a quick, pay-per-call Base64URL encoding operation without setting up a local library or running code. Ideal for agents that need URL-safe encoding of tokens, JWT segments, or binary-safe text within a workflow that already uses x402 micropayment infrastructure. Not needed if you have local Base64URL encoding available.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:42:13.144Z","isFirstParty":false,"canonicalSlug":"base64url-encode-4fa16f1e"}