bosonai / text-to-speech updated 3 weeks ago

higgs-tts-3-4b

Name: higgs-tts-3-4b
Author: bosonai

Higgs TTS 3 is built for voice chat: it speaks, not just reads. It turns model responses into expressive conversational speech across 100+ languages, with zero-shot voice cloning and inline control over emotion, style, prosody, pauses, and sound effects.

Params

4.7 B

Context

—

Downloads 30d

374 K

Likes

697

Licence: other Not gated SAFETENSORS 100 languages View on Hugging Face ↗

Download history

daily snapshots · 10 days

395 K374 K

Jul 28Jul 31Aug 3Aug 6

Can you run it?

Estimated VRAM at 8K context unless noted. Pick your hardware to see the verdict per quantization.

File	Quant	Size	Est. VRAM	Verdict on RTX 4090 · 24 GB
model.safetensors	bf16	9.3 GB	11.4 GB	✅ Runs comfortably

Estimate: file size × 1.1 + KV cache at 8K + 0.5 GB overhead. Not a benchmark — how we calculate this.

Specifications

Architecture: HiggsMultimodalQwen3ForConditionalGeneration
Parameters: 4.7 B
Tensor type: BF16
Licence: other
First seen on the Hub: 2026-06-04
Training datasets: undisclosed
Added to our catalog: 2026-07-28

Compare with

Kokoro-82M 12.0 M XTTS-v2 9.2 M chatterbox 2.5 M Qwen3-TTS-12Hz-1.7B-CustomVoice 2.3 M Kokoro-82M-v1.0-ONNX 1.4 M F5-TTS 770 K

Appears in

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