{"uid":"cap_LrRhVnOUALLJYiVGA-gy4","slug":"api-delx-ai-60636661","name":"JWT Inspect – Decode and Inspect JWT Claims","description":"Decode JWT claims quickly for auth debugging, routing, and token inspection.","url":"https://api.delx.ai/api/v1/x402/jwt-inspect","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"token":{"type":"string"}}},"responseSchema":{"type":"json","example":{"result":{"valid":true,"claims":{"exp_iso":"2030-03-17T17:46:40+00:00"},"header":{"alg":"HS256"},"payload":{"sub":"agent-123"}},"tool_name":"util_jwt_inspect"}},"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":"unknown","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_dNEWJCo4SOjedn8B1WMxb","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 JWT token and extracts its claims, headers, and metadata for auth debugging, routing, and token inspection.","exampleAgentPrompt":"Can you decode this JWT token and show me all its claims — I want to see the issuer, subject, expiry, and any other fields in the payload: eyJhbGciOiJSUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiaWF0IjoxNTE2MjM5MDIyfQ.SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c","exampleUseCases":null,"resultDescription":"Returns the decoded JWT header (algorithm, token type), payload claims (sub, iss, iat, exp, and any custom claims), and metadata about the token structure — useful for auth debugging, routing decisions, and token inspection.","failureModes":["Malformed or invalid JWT string returns a parse error","Expired tokens are decoded but flagged as expired","Missing token input returns a validation error","Non-JWT strings (e.g. opaque tokens) cannot be decoded"],"whenToPreferThis":"Use this endpoint when you need to quickly decode and inspect the claims inside a JWT — especially for debugging auth flows, extracting user identity fields for routing, or auditing token contents without needing to verify the signature cryptographically.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T07:14:53.434Z","isFirstParty":false}