Developer API

One API for transcription, translation & summaries

Send audio or video and get accurate speech-to-text with speaker labels, confidence, subtitles and translation, over a simple REST API authenticated with rtvk_ keys.

API pricing

Simple, metered pricing

Pay a flat monthly base that includes thousands of minutes, then only for what you use beyond it. No per-seat fees.

Developer API

API pricing

$35/month

Metered, overage is billed automatically on your monthly invoice.

$35 / month base
10,000 transcription minutes included
$0.30 / minute beyond the included amount
Speaker labels, confidence & word timings
Subtitles (SRT / VTT) and 100+ language translation
AI summaries with key points & action items

API documentation

Everything you need to integrate

Authenticate with an rtvk_ bearer key and start transcribing in minutes.

API reference

Interactive OpenAPI explorer for every transcription, translation and summary endpoint.

Open reference

MCP server

Connect Claude, Cursor and other AI tools to your transcripts over Model Context Protocol.

Connect a client

Quickstart guide

Create an API key, upload audio and fetch the result with a few lines of code.

Read the guide

Build with RealtimeVoiceKIT

Create a free account, generate an rtvk_ key, and ship transcription, translation and summaries today.