
cortex.cpp
Local AI API Platform
Stars: 2562

Cortex.cpp is an open-source platform designed as the brain for robots, offering functionalities such as vision, speech, language, tabular data processing, and action. It provides an AI platform for running AI models with multi-engine support, hardware optimization with automatic GPU detection, and an OpenAI-compatible API. Users can download models from the Hugging Face model hub, run models, manage resources, and access advanced features like multiple quantizations and engine management. The tool is under active development, promising rapid improvements for users.
README:
Docs • API Reference • Changelog • Issues • Community
Under Active Development - Expect rapid improvements!
Cortex is the open-source brain for robots: vision, speech, language, tabular, and action -- the cloud is optional.
Platform | Installer |
---|---|
Windows | cortex.exe |
macOS | cortex.pkg |
Linux (Debian) | cortex.deb |
All other Linux distributions:
curl -s https://raw.githubusercontent.com/menloresearch/cortex/main/engine/templates/linux/install.sh | sudo bash
cortex start
Set log level to INFO
Host: 127.0.0.1 Port: 39281
Server started
API Documentation available at: http://127.0.0.1:39281
You can download models from the huggingface model hub using the cortex pull
command:
cortex pull llama3.2
Downloaded models:
llama3.1:8b-gguf-q4-km
llama3.2:3b-gguf-q2-k
Available to download:
1. llama3:8b-gguf
2. llama3:8b-gguf-q2-k
3. llama3:8b-gguf-q3-kl
4. ...
Select a model (1-21):
cortex run llama3.2
In order to exit, type `exit()`
>
You can also run it in detached mode, meaning, you can run it in the background and can use the model via the API:
cortex run -d llama3.2:3b-gguf-q2-k
cortex ps # View active models
cortex stop # Shutdown server
Local AI platform for running AI models with:
- Multi-Engine Support - Start with llama.cpp or add your own
- Hardware Optimized - Automatic GPU detection (NVIDIA/AMD/Intel)
- OpenAI-Compatible API - Tools, Runs, and Multi-modal coming soon
Model | Command | Min RAM |
---|---|---|
Llama 3 8B | cortex run llama3.1 |
8GB |
Phi-4 | cortex run phi-4 |
8GB |
Mistral | cortex run mistral |
4GB |
Gemma 2B | cortex run gemma2 |
6GB |
See table below for the binaries with the nightly builds.
# Multiple quantizations
cortex-nightly pull llama3.2 # Choose from several quantization options
# Engine management (nightly)
cortex-nightly engines install llama-cpp -m
# Hardware control
cortex-nightly hardware detect
cortex-nightly hardware activate
- Quick troubleshooting:
cortex --help
- Documentation
- Community Discord
- Report Issues
Version | Windows | macOS | Linux |
---|---|---|---|
Stable | exe | pkg | deb |
Beta | exe | pkg | deb |
Nightly | exe | pkg | deb |
See BUILDING.md
- Open the Windows Control Panel.
- Navigate to
Add or Remove Programs
. - Search for
cortexcpp
and double click to uninstall. (for beta and nightly builds, search forcortexcpp-beta
andcortexcpp-nightly
respectively)
Run the uninstaller script:
sudo cortex-uninstall.sh
The script to uninstall Cortex comes with the binary and was added to the /usr/local/bin/
directory. The script is named cortex-uninstall.sh
for stable builds, cortex-beta-uninstall.sh
for beta builds and cortex-nightly-uninstall.sh
for nightly builds.
- For support, please file a GitHub ticket.
- For questions, join our Discord here.
- For long-form inquiries, please email [email protected].
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