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
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].
