{"uid":"cap_pAJGqnJxWzDO7YbiVuR28","slug":"apiosk-gateway-assemblyai-execute-18a4306c","name":"Apiosk Gateway – AssemblyAI Execute","description":"Pay-per-call API gateway on the x402 protocol (HTTP 402 + USDC on Base). This document covers the gateway's discovery and execution meta-endpoints. Individual provider APIs are reachable at /{api_slug}/{path} and described by GET /{api_slug}/metadata.","url":"https://gateway.apiosk.com/assemblyai/execute","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"input":{"type":"string","description":"JSON payload forwarded to the selected operation."},"operation":{"type":"string","description":"Operation id, /path, or METHOD /path selector."}}},"responseSchema":{"type":"object","required":["status","result"],"properties":{"api":{"type":"string"},"cost":{"type":"string"},"result":{"description":"Upstream response body."},"status":{"type":"string"},"latency":{"type":"number"},"operation":{"type":"string"},"upstream_status":{"type":"integer"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.14","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.14/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.14","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.14","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_bQf3dts6cFWWyFaMfL6dk","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.14","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Proxies API calls to AssemblyAI (speech-to-text and audio intelligence) through the x402 pay-per-call gateway using USDC on Base for billing.","exampleAgentPrompt":"Can you transcribe this audio file for me — the URL is https://example.com/meeting.mp3 — using the AssemblyAI transcribe operation and give me back the full text with speaker labels?","exampleUseCases":[{"title":"Meeting recording transcription","prompt":"I have a recorded Zoom call at https://example.com/zoom-call.mp3 — can you transcribe it with speaker labels so I know who said what?"},{"title":"Podcast episode to text","prompt":"Transcribe this podcast episode at https://cdn.mypodcast.com/ep42.mp3 and give me the full text so I can turn it into show notes."},{"title":"Voice memo to searchable text","prompt":"I left myself a voice memo at https://storage.myapp.com/memo-2024-01-15.wav — can you convert it to text using the AssemblyAI speech-to-text operation?"}],"resultDescription":"Returns the upstream AssemblyAI API response body (transcript text, word-level timestamps, speaker diarization, confidence scores, etc.) along with gateway metadata including status, latency, cost, and the operation that was invoked.","failureModes":["Invalid or inaccessible audio URL returns upstream 4xx error in result","Unsupported audio format causes AssemblyAI rejection","Insufficient USDC balance or x402 payment failure blocks the request","Malformed operation selector returns gateway-level error","Audio file too long or exceeds AssemblyAI limits triggers upstream rejection","Network timeout to upstream AssemblyAI increases latency or fails"],"whenToPreferThis":"Choose this endpoint when you need AssemblyAI's speech-to-text or audio intelligence capabilities and want to pay per call in USDC via the x402 protocol without managing an AssemblyAI API key subscription — ideal for agents that process audio intermittently and benefit from usage-based micropayment billing.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T11:27:37.216Z","isFirstParty":false}