Strata

Free, open source, and yours to run. Use Strata on your desktop or with your favorite coding tools. No account needed.

Models

We recommend ISTA-DASLab first, then Unsloth and other providers, where a compatible model fits.

Provider	Choices
ISTA-DASLab · recommended	Q2_0, IQ2_XS, IQ3_XXS, IQ3_S. Coder: IQ1_M for coding.
Unsloth	UD-IQ4_XS, UD-Q4_K_XL, UD-Q5_K_XL, UD-Q6_K_XL, Q8_0
Gyro · agentionai	Gyro-S, Gyro-M. Lower memory use but slower.
Other options	Swift 1.5, NVFP4, OrcaRouter

Compare sizes, memory needs and compatibility.

Unsloth: UD-Q4_K_XL, UD-Q6_K_XL, Q8_0. These are the currently documented packs for this model.

Model guide and compatibility.

In the desktop app and the Terminal. What does not fit in memory is read from your SSD, so it needs a lot of free disk space.

Set (IST-DAS)	Download	Free disk needed
1.75 bpw	239 GB	about 245 GB
2.00 bpw	257 GB	about 265 GB
2.25 bpw	274 GB	about 280 GB

Runs on NVIDIA RTX 30, 40 and 50 series (Windows and Linux), AMD Radeon AI PRO R9700 (Linux), AMD Ryzen AI Max — Strix Halo (Windows), and Apple Silicon Macs with 64 GB or more, text only (Mac). Setup downloads the files and the DeepSeek engine, then starts the model.

strata launch --family deepseek41 --model ist-das-2.00bpw --plan

Measured with the 2.00 bpw set on Strata 0.2.5 (Strix Halo: 0.2.7). Output is the speed of the answer, prompt is how fast Strata reads your input.

Hardware	Output	Prompt
RTX 5070 12 GB, 64 GB RAM	4 to 6 tokens/s	about 110 tokens/s (4K)
RTX 3060 12 GB, 46 GB RAM	9 to 11 tokens/s	about 155 tokens/s (4K)
1x Radeon AI PRO R9700, 251 GB RAM	21 to 25 tokens/s	320 to 360 tokens/s (8K)
4x Radeon AI PRO R9700	74 to 77 tokens/s	400 to 450 tokens/s (8K)
Ryzen AI Max+ 395 (Strix Halo), 128 GB unified	19 to 21 tokens/s (code), 11 (chat)	87 tokens/s (4K), 125 tokens/s (8K)

Memory, disk and details · Release notes

Not sure what fits? Choose a model for your computer.

Install

Desktop app

Download Strata for Windows, Linux or Mac →

Install the app, choose a model, and start chatting. There is one installer for each system. On first start the app downloads the engine for your graphics card. Help with the installer.

Files: Strata-0.2.8-windows-x64-setup.exe · Strata-0.2.8-linux-x86_64.AppImage · Strata-0.2.8-macos-arm64.dmg

Terminal app

Prefer the terminal? Install Strata, then run strata launch.

Linux / Mac

curl -fsSL https://github.com/Niko1221/Strata/releases/latest/download/install.sh -o install.sh && sh install.sh

Windows PowerShell

irm https://github.com/Niko1221/Strata/releases/latest/download/install.ps1 | iex

On Windows, open a new terminal afterwards. Then:

strata launch

Follow the prompts to download and start a model. Terminal guide.

Build from source · Docker · Full install guide

Hardware

Supported hardware	Guide
NVIDIA GeForce RTX 20 / 30 / 40 / 50 series	NVIDIA setup
AMD Radeon RX 7700 / 7800 / 7900, RX 9060 / 9070, AI PRO R9700	AMD setup
AMD Radeon RX 6800 / 6900 · experimental	RX 6000 setup
Intel Arc · Linux	Intel setup
Apple Silicon · M1 or newer	Mac setup
AMD Ryzen AI Max · Strix Halo	Strix Halo setup
NVIDIA DGX Spark · Linux	DGX Spark setup

Tools

Claude Code · Codex CLI · OpenCode · oh-my-pi · pi.dev · Hermes Agent · OpenClaw, and more through the OpenAI- and Anthropic-compatible APIs.

Run strata connect to see setup instructions for your tool. Connection guide.

Help

All guides · Troubleshooting · Report a bug · Benchmarks · How it works · Contribute

Support Strata

Help keep local AI open to everyone. A coffee helps fund development and testing on more hardware.

MIT license · Credits and model licenses · Privacy

For AI tools and automated readers: technical reference · setup instructions.

Sponsorships, hardware partnerships or collaborations: [email protected].