The lowest cost speech to text
on the market.

Automatic speech recognition for real-time AI agents, low-cost, high-accuracy English transcription, and custom word replacement.

Start transcribing with three lines of code.

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10 Hours Free

Fennec ASR at a glance

$0.06

Cost per hour of transcription (5x lower than leading STT providers)

1.5%

Word error rate (with contextual correction)

23 s

Time taken to transcribe 1 hour of audio

Built for voice agents.

Our WebSocket streaming feature comes with rich voice activity detection (VAD) controls, allowing you to build low-cost, flexible AI voice agents.

WebSocket Playground

Feature-rich STT

Identify words and phrases that are tough to recognize with STT, and correct them automatically. Works for medical terms, company names, and much more.

Contextual Word Correction

Automatically identify speakers within a transcript. Use our auto lableing feature to identify names as well, no post-processing needed.

Diarization

Automatically format trnascripts based on pause length. No more blocks of text.

Auto Format

Experimental feature for AI agents that only sends a transcript when a complete thought is detected. No more interrupting voice agents!

Thought Detect

Switching has never been easier.

We provide deep documentation with rich code samples and an ultra-simple Python SDK. Integrate Fennec in a heartbeat.

Check out the docs

Rapid Integration

With our super-simple Python SDK, REST API, and websocket streaming endpoints, you can start building with Fennec in minutes.

Built for AI Agents

Fennec ASR's websocket connectiveity has fully configurable VAD for lightning-fast AI Voice Agent Interactions.

Context + Custom Word Injection

Write out contextual instructions and custom words in natural language. Fennec handles recognition and replacement for you.

Welcome to the last ASR service you'll ever sign up for.

Try the API

The lowest cost speech to text on the market.