Public API

Voice AI infrastructure under your brand

Build transcription, subtitles, speaker labels, guardrails, realtime speech, and voice workflows on Whisper VoiceKit models through provider-neutral RealtimeVoiceKIT endpoints.

Usage pricing

$10 free usage, then metered billing

Every developer account starts with a $10 API credit. Paid usage is billed through Stripe from the exact SKU consumed.

$10 free usage

Die angezeigten Tarife sind RealtimeVoiceKIT-Endkundenpreise pro SKU.

Branded model catalog

Whisper VoiceKit Best

$0.252 / hour

Highest-accuracy pre-recorded speech-to-text for production transcripts.

Whisper VoiceKit Fast

$0.18 / hour

Lower-cost pre-recorded transcription with broad language coverage.

Whisper VoiceKit Realtime Pro

$0.54 / hour

Low-latency streaming speech-to-text for live products.

Whisper VoiceKit Agent

$5.40 / hour

Realtime voice-agent sessions for browser, app, and phone workflows.

API-Dokumentation

Alles für die Integration

Authentifizieren Sie sich mit einem rtvk_-Schlüssel und transkribieren Sie in wenigen Minuten.

Interactive reference

Explore the filtered OpenAPI schema and test API calls from the browser.

Open reference

Pre-recorded STT

Create transcripts from URLs or signed uploads and retrieve text, words, utterances, and subtitles.

View endpoints

Usage ledger

Inspect credit balance, itemized usage events, and Stripe checkout for metered billing.

View billing API

MCP-Server

Verbinden Sie Claude, Cursor und andere KI-Tools über das Model Context Protocol mit Ihren Transkripten.

Client verbinden

Schnellstart-Anleitung

Erstellen Sie einen API-Schlüssel, laden Sie Audio hoch und rufen Sie das Ergebnis mit wenigen Zeilen Code ab.

Anleitung lesen

Start with a provider-neutral API

Create an rtvk_ key, use the /v2 endpoints, and keep your customer experience fully branded.