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We built the world's most realistic voice model. #1 on Design Arena

And then,
it spoke.

The first voice was human.
The next one is Freya.

See the results

A voice model so human, the only honest benchmark is your ear.

ADAM V1 / ENGLISH VOICE MODEL / 2026

And then,
it spoke.

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I / NEWS · DESIGN ARENA, AUDIO REALISM BENCH

We built the world’s most realistic voice model.

Freya TTS Adam V1 ranks first among models on Design Arena’s blind listening test, just behind human speech. Listeners hear two clips and pick the one that sounds more human. The ranking is an Elo rating.

Audio Realism BenchDesignArenaby Intelligence
  1. 1462
    Human speech
  2. 1419
    Freya TTS Adam V1
  3. 1369
    Bland Speech v3
  4. 1306
    Cartesia Sonic 3.6
  5. 1202
    Eleven v3 Conversational
  6. 1188
    Cartesia Sonic 3.5
  7. 1150
    Grok TTS
  8. 1101
    Google Gemini 2.5 Pro TTS
  9. 1071
    OpenAI GPT Realtime 2
Elo rating, blind listening test. Selected models. Measured 2026-09-16.

II / THE API

Build with
the voice.

Two English voices, Adam and Eve, behind one API. Access is by request while we open it in batches.

Request API access

We write back with the next steps.

III / FREYA RESEARCH

We build our own speech models.

We work on speech synthesis, speech recognition and voice interaction. With FreyaTTS-small, we have released our code, model weights and evaluation dataset for anyone to use.

Explore the research
Freya Research2026

Turkish speech synthesis

FreyaTTS-small

Our compact model, trained from scratch to turn Turkish text into speech. Read the paper, inspect the results and run it on your own infrastructure.

Audio output
48 kHz
License
Apache 2.0
Paper

Help build the next model.

Working on speech or language models? We'd like to meet you. Email us your research, code or the questions you want to explore.

Apply to the research team

We also support emerging researchers. Discover the YZ50 program

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