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alt.freeweights.speech / chatterbox-4bit
From: mlx-community <huggingface.co/mlx-community>Newsgroups: alt.freeweights.speechSubject:

chatterbox-4bit

Date: 2026-11-15Commit: f1d7b96Signed: 2DC28CC7B26A283B ✓

Text to speech model with 693M parameters. Safetensors weights, 612 MB in all. Published by mlx-community under Apache-2.0.

693M params612MBchatterbox-4bitsafetensorspermissive
FactsParams693MSize612 MBFormatssafetensorsTasktext to speechLicenseApache-2.0From sourcepermissive
$ fw get mlx-community/chatterbox-4bit
# manifest sha256 f2040f36128d… · 612 MB · 10 files
$ fw verify ./chatterbox-4bit mlx-community/chatterbox-4bit
From sourceHosted (signed)mlx-community/chatterbox-4bitLast check: 2026-11-15 05:09 UTC
Run at homeGet help

Get help: custom fine-tune or private deploy. We review your setup before we quote.

Quantized of chatterbox.

Works with

Run16Fine-tune7Convert8Scan2
OverviewModel cardFilesUse itLicenseProvenanceModel tree

Overview

Size
612 MB
Weights
607 MB (safetensors)
Parameters
693M
Formats
safetensors
Task
text to speech
License
Apache-2.0 (permissive)
Files
10, each with a sha256
Publisher
mlx-community
Added
2026-11-15
Section
alt.freeweights.speech
Lineage

Original release from the publisher.

Base model: ResembleAI/chatterbox

Where these bytes come from
Publisher at the pinned commit→You

Sources are tried in order. A file counts only when its size and sha256 match the manifest. Sources are checked when you ask for them, not on a timer.

Sources
BadgeHostLast checkResult
From sourcehuggingface.co2026-11-15 05:09 UTCpassed

Model card

From the publisher at commit f1d7b96. Shown as plain text with links; images open at the publisher.

mlx-community/chatterbox-4bit#

This model was converted to MLX format from ResembleAI/chatterbox using mlx-audio version 0.2.7. Refer to the original model card for more details on the model.

Use with mlx#

pip install -U mlx-audio
CLI Example:#
python -m mlx_audio.tts.generate --model mlx-community/chatterbox-4bit --text "Hello, this is a test."
Python Example:#
from mlx_audio.tts.utils import load_model
from mlx_audio.tts.generate import generate_audio
model = load_model("mlx-community/chatterbox-4bit")
generate_audio(
    model=model, text="Hello, this is a test.",
    file_prefix="test_audio",
)
Voice Cloning:#
from mlx_audio.tts.generate import generate_audio

generate_audio(
    text="Hello, this is a test of Chatterbox TTS.",
    model="mlx-community/chatterbox-4bit",
    ref_audio="path_to_file.wav",
    ref_text="Text transcript", # Optional
    file_prefix="vc_output",
)

Multilingual Quickstart#

Generate speech in 23 languages by specifying the lang_code parameter. The model automatically handles pronunciation, intonation, and language-specific phonemes.

from mlx_audio.tts.generate import generate_audio

generate_audio(
    text="Olá, tudo bem?",
    model="mlx-community/chatterbox-4bit",
    lang_code="pt",
    file_prefix="multilingual_output",
)
Supported Languages#
CodeLanguageCodeLanguageCodeLanguage
arArabicheHebrewnoNorwegian
daDanishhiHindiplPolish
deGermanitItalianptPortuguese
elGreekjaJapaneseruRussian
enEnglishkoKoreansvSwedish
esSpanishmsMalayswSwahili
fiFinnishnlDutchtrTurkish
frFrenchzhChinese

Files

10 files · 612 MBWeights 607 MB (safetensors). Sizes and sha256 from the signed manifest.
Hide all 10 files with their sha256
FileSizesha256
.gitattributes1.56 KB73b4221dd26d36797b93ed5bc49bb5435507ac340e39d4ad6325976d187fb73f
Cangjie5_TC.json1.92 MB7073fd9de919443ae88e0bd2449917a65fe54898a4413ed1edcc4b67f28bce8c
README.md2.49 KBad5ff84bd7b372adf8c5ba98c83e54b547f8360b4e71cf584a4af90983784352
conds.safetensors105 KB709e5a7fa80e010a011c8244f553853aed7a49c106fff54008fbd89a0f5a6148
config.json336 Bf263efaa538f4409a2f65661bef99fb435030ff0e2dc05481d7936f2019c7f9e
ko.wav326 KB7f841587b1f264b8a3183ee7e1cf06e74d50c9ecb8711af282e9c9e8c34ca2f0
model.safetensors607 MB85fae2e4b09100e942c1c59481b8e8707916b49e58473fbe0a5cca281dbbadc4
model.safetensors.index.json356 KBf013ba172336581d1637d4b66a91d2d78385f8dc0c376965a3dd1a301722916c
models--ResembleAI--chatterbox/snapshots/05e904af2b5c7f8e482687a9d7336c5c824467d9/Cangjie5_TC.json1.92 MB7073fd9de919443ae88e0bd2449917a65fe54898a4413ed1edcc4b67f28bce8c
tokenizer.json70.0 KBdf81a7ca7c31796cbe97f7a7142d5a53b12e88e12417ebe98f66602cafaf0461
VersionsEach time the pinned upstream commit or file list changed in this repo. Newest first.
Upstream commitDateContents
f1d7b9696e pinned now2026-11-15 05:09 UTC10 files · 612 MB

Use it

$ fw get mlx-community/chatterbox-4bit
# manifest sha256 f2040f36128d… · 612 MB · 10 files
$ fw verify ./chatterbox-4bit mlx-community/chatterbox-4bit
fw.pyChecks the signature and every sha256, tries each source in order, resumes.
$ python3 fw.py get https://freeweights.allternit.com/manifests/mlx-community/chatterbox-4bit.json --dir ./chatterbox-4bit $ python3 fw.py verify ./chatterbox-4bit ./mlx-community__chatterbox-4bit.json
hfThe Hugging Face CLI with one setting. Same repo id.
$ HF_ENDPOINT=https://freeweights.allternit.com hf download mlx-community/chatterbox-4bit --revision f1d7b9696e1b6242e64eb8c4a823b6d1a50425a8 --local-dir ./chatterbox-4bit
Run at home

License

Name
Apache License 2.0
Id
Apache-2.0
Class
Permissive
Redistribution
yes
Listing
Hosted (signed)
Decided
License as declared by the publisher. No person read it. 2026-11-15
Text in
README.md
Text sha256
ad5ff84bd7b372adf8c5ba98c83e54b547f8360b4e71cf584a4af90983784352
Terms gate
No extra terms beyond the license.

Read the license text

Licenses are checked against the license table. A custom license passes only after a person reads it.

Provenance

From: mlx-community <huggingface.co/mlx-community>Newsgroups: alt.freeweights.speechSubject: chatterbox-4bitDate: 2026-11-15Commit: f1d7b96Signed: 2DC28CC7B26A283B ✓
Upstream
mlx-community/chatterbox-4bit
Pinned commit
f1d7b9696e1b6242e64eb8c4a823b6d1a50425a8
Manifest
chatterbox-4bit.json · .minisig
Manifest sha256
f2040f36128d8c167cc0af1581b1804dadb53cf0839364a075e84456c9c52f56
Signature
minisign, Ed25519, key 2DC28CC7B26A283B
Created
2026-11-15 05:09 UTC
Generator
freeweights-manifest/0.1.0
Takedowns
None.

How to verify

$ curl -O https://freeweights.allternit.com/manifests/mlx-community/chatterbox-4bit.json $ curl -O https://freeweights.allternit.com/manifests/mlx-community/chatterbox-4bit.json.minisig $ minisign -Vm chatterbox-4bit.json -P RWQ7KGqyx4zCLXtUFOqvfv8L3g+8fpKJ1FsuxPyOYMF+4KufbUxKq1Oq $ shasum -a 256 <file> # compare with the Files tab

A manifest whose signature fails must be rejected. A file whose size or sha256 does not match must be discarded. Verify a download

Model tree

Parent

ResembleAI/chatterbox · this model is a quantization of it

No model in the catalog names this one as its parent.

Get it
Download
$ HF_ENDPOINT=https://freeweights.allternit.com hf download mlx-community/chatterbox-4bit
Open in Freeweights Studio

Pull, verify and run it in the Allternit app on Desktop, web or phone.

Signed manifest
minisign, key 2DC28CC7B26A283B. chatterbox-4bit.json. Provenance. Takedown history: none.
Source
huggingface.co/mlx-community/chatterbox-4bit

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