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alt.freeweights.speech / kitten-tts-nano-0.8-fp32
From: KittenML <huggingface.co/KittenML>Newsgroups: alt.freeweights.speechSubject:

kitten-tts-nano-0.8-fp32

Date: 2026-11-15Commit: e73cfb0Signed: 2DC28CC7B26A283B ✓

Text to speech model. Mlx and onnx weights, 60.0 MB in all. Published by KittenML under Apache-2.0.

speech60.0MBkitten-tts-nano-0.8-fp32mlx onnxpermissive
FactsParamsnot statedSize60.0 MBFormatsmlx, onnxTasktext to speechLicenseApache-2.0From sourcepermissive
$ fw get KittenML/kitten-tts-nano-0.8-fp32
# manifest sha256 9b5d2e38bdec… · 60.0 MB · 5 files
$ fw verify ./kitten-tts-nano-0.8-fp32 KittenML/kitten-tts-nano-0.8-fp32
From sourceHosted (signed)KittenML/kitten-tts-nano-0.8-fp32Last check: 2026-11-15 02:28 UTC
Run at homeGet help

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

Works with

Run12Convert3Scan1

Convert with

ONNXOptimumOlive

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OverviewModel cardFilesUse itLicenseProvenanceModel tree

Overview

Size
60.0 MB
Weights
56.8 MB (ONNX)
Parameters
not stated
Formats
mlx, onnx
Task
text to speech
License
Apache-2.0 (permissive)
Files
5, each with a sha256
Publisher
KittenML
Added
2026-11-15
Section
alt.freeweights.speech
Lineage

Original release from the publisher.

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 02:28 UTCpassed

Model card

From the publisher at commit e73cfb0. Shown as plain text with links; images open at the publisher.

Kitten TTS Nano 0.8 😻#

Kitten TTS is an open-source realistic text-to-speech model with 15 million parameters and around 50MB of filesize.

🚀 Quick Start#

Installation#
pip install https://github.com/KittenML/KittenTTS/releases/download/0.8/kittentts-0.8.0-py3-none-any.whl
Basic Usage#
from kittentts import KittenTTS
m = KittenTTS("KittenML/kitten-tts-nano-0.8-fp32")
audio = m.generate("This high quality TTS model works without a GPU", voice='Jasper' )
# available_voices : ['Bella', 'Jasper', 'Luna', 'Bruno', 'Rosie', 'Hugo', 'Kiki', 'Leo']
# Save the audio
import soundfile as sf
sf.write('output.wav', audio, 24000)
Acknowledgements#

StyleTTS 2 architecture

Files

5 files · 60.0 MBWeights 56.8 MB (ONNX). Sizes and sha256 from the signed manifest.
Hide all 5 files with their sha256
FileSizesha256
.gitattributes1.52 KB11ad7efa24975ee4b0c3c3a38ed18737f0658a5f75a0a96787b576a78a023361
README.md767 B287503cec684a9f1d737b7f7d6c2663ecc7268c3851b143ac2f0ceca58e8d2ba
config.json688 Bb66006ccbeccd4de5fc3c9272059c47f5725df7215fd889785c03602652fab64
kitten_tts_nano_v0_8.onnx56.8 MB320564d2615f235de972ca27a7f39551c94185cfa24ca85b07a29084135f1e5e
voices.npz3.28 MB8aa7cee235abb0739cb51e6559685f65a4dacd95568833d05699b1633f519b3f
VersionsEach time the pinned upstream commit or file list changed in this repo. Newest first.
Upstream commitDateContents
e73cfb095b pinned now2026-11-15 02:28 UTC5 files · 60.0 MB

Use it

$ fw get KittenML/kitten-tts-nano-0.8-fp32
# manifest sha256 9b5d2e38bdec… · 60.0 MB · 5 files
$ fw verify ./kitten-tts-nano-0.8-fp32 KittenML/kitten-tts-nano-0.8-fp32
fw.pyChecks the signature and every sha256, tries each source in order, resumes.
$ python3 fw.py get https://freeweights.allternit.com/manifests/KittenML/kitten-tts-nano-0.8-fp32.json --dir ./kitten-tts-nano-0.8-fp32 $ python3 fw.py verify ./kitten-tts-nano-0.8-fp32 ./KittenML__kitten-tts-nano-0.8-fp32.json
hfThe Hugging Face CLI with one setting. Same repo id.
$ HF_ENDPOINT=https://freeweights.allternit.com hf download KittenML/kitten-tts-nano-0.8-fp32 --revision e73cfb095bd949c786ccdcf3b8ab04eb36c47442 --local-dir ./kitten-tts-nano-0.8-fp32
MLXRun on Apple silicon with mlx-lm.
$ pip install mlx-lm $ HF_ENDPOINT=https://freeweights.allternit.com mlx_lm.generate --model KittenML/kitten-tts-nano-0.8-fp32 --prompt "Hello"
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
287503cec684a9f1d737b7f7d6c2663ecc7268c3851b143ac2f0ceca58e8d2ba
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: KittenML <huggingface.co/KittenML>Newsgroups: alt.freeweights.speechSubject: kitten-tts-nano-0.8-fp32Date: 2026-11-15Commit: e73cfb0Signed: 2DC28CC7B26A283B ✓
Upstream
KittenML/kitten-tts-nano-0.8-fp32
Pinned commit
e73cfb095bd949c786ccdcf3b8ab04eb36c47442
Manifest
kitten-tts-nano-0.8-fp32.json · .minisig
Manifest sha256
9b5d2e38bdecba2bb04ca35ccd07d20dd7b16613490e3749671352fc7409b630
Signature
minisign, Ed25519, key 2DC28CC7B26A283B
Created
2026-11-15 02:28 UTC
Generator
freeweights-manifest/0.1.0
Takedowns
None.

How to verify

$ curl -O https://freeweights.allternit.com/manifests/KittenML/kitten-tts-nano-0.8-fp32.json $ curl -O https://freeweights.allternit.com/manifests/KittenML/kitten-tts-nano-0.8-fp32.json.minisig $ minisign -Vm kitten-tts-nano-0.8-fp32.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

No related models in this catalog.Nothing here lists this model as its parent, and it names no parent.
Get it
Download
$ HF_ENDPOINT=https://freeweights.allternit.com hf download KittenML/kitten-tts-nano-0.8-fp32
Open in Freeweights Studio

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

Signed manifest
minisign, key 2DC28CC7B26A283B. kitten-tts-nano-0.8-fp32.json. Provenance. Takedown history: none.
Source
huggingface.co/KittenML/kitten-tts-nano-0.8-fp32

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