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Nous Research Runs on your GPU

Run NeuralHermes 2.5 Mistral 7B in your browser

NeuralHermes 2.5 Mistral 7B is a 7B Nous Research model. In the browser it downloads 3.8 GB and needs about 4.5 GB of GPU memory.

modelNeuralHermes-2.5-Mistral-7B-q4f16_1-MLC engineWebLLM 0.2.84 networkthe model downloads once
Download3.8 GB
GPU memory4.5 GB
Context4k tokens
Parameters7B
Builds1

Use NeuralHermes 2.5 Mistral 7B in the browser All models Downloads once · then works offline

Open this page in a browser with JavaScript to check whether NeuralHermes 2.5 Mistral 7B fits this device. It needs about 4.5 GB of GPU memory and a 3.8 GB download.
Specifications Sourced from the model card
Family
Hermes
Published by
Nous Research
Parameters
7B
Quantisation
q4f16_1 · 4-bit
Download
3.8 GB · 106 files
GPU memory
4.5 GB
Context window
4k tokens
Reasoning
Licence
Apache 2.0
Good at
Chat
Builds Same weights, different precision
# Build Download GPU memory Context Note
01 q4f16_1 3.8 GB 4.5 GB 4k tokens 4-bit weights, f16 · needs f16 shaders Recommended
How to run it
01 Open the chat The button above opens NeuralHermes 2.5 Mistral 7B in the browser AI chat, with the model already selected.
02 Download once 3.8 GB arrives from Hugging Face and stays in your browser cache. You can start typing while it downloads.
03 Chat privately The model runs on your GPU. Nothing you type is uploaded, and it keeps working offline.
Questions
How big is the NeuralHermes 2.5 Mistral 7B download?

3.8 GB for the q4f16_1 build, in 106 files. It downloads once and stays in your browser cache, so every later visit starts straight away and works offline.

What does my device need to run NeuralHermes 2.5 Mistral 7B?

A browser with WebGPU — recent Chrome, Edge, Firefox or Safari — and about 4.5 GB of GPU memory. The tool checks your GPU, memory and free space and tells you whether NeuralHermes 2.5 Mistral 7B fits before anything downloads.

Is anything I type sent to a server?

No. NeuralHermes 2.5 Mistral 7B runs on your own GPU inside the browser tab. The only network traffic is the one-time download of the model files from Hugging Face; your prompts and the answers never leave the device, and the chats are stored in this browser.

How long a conversation can NeuralHermes 2.5 Mistral 7B hold?

Its context window is 4k tokens. Longer conversations keep working — the oldest turns are dropped with a notice when the conversation no longer fits.

What licence is NeuralHermes 2.5 Mistral 7B released under?

The weights are Apache 2.0, taken from the model card of mlabonne/NeuralHermes-2.5-Mistral-7B. Check the licence yourself before using it commercially.

Other models Same family, then same size

All 65 models Open the chat

Figures read from the WebLLM 0.2.84 catalog and the model card on 2026-09-03.

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Runs locally·The model downloads once·Your input never leaves
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