Your local AI agent — private, powerful, personal.
OpenYak is an open-source desktop AI assistant that runs entirely on your machine.
Manage files, analyze data, draft documents, and automate office workflows — all without uploading anything to the cloud.
Office Automation — Batch rename, sort, and clean up files across folders with auditable change logs. No more manual filing.
Data Analysis — Parse spreadsheets, CSVs, and documents locally. Spot anomalies, track trends, and export decision-ready reports — without uploading a single file.
Content & Writing — Turn rough notes into polished documents. Draft memos, policy updates, and professional communications in a consistent company tone.
Team Operations — Merge notes from PDFs, DOCX, and CSVs into structured briefings. Auto-extract action items, assign owners, and track deadlines.
Remote Workflows — Start on your desktop, continue on your phone. One-click secure tunnel with QR code access from any device.
- 100% Local-First — Your data stays on your machine. No cloud storage, no telemetry. Every conversation is yours alone.
- 100+ AI Models — Access the latest models through OpenRouter — Claude Opus 4.6 & Sonnet 4.6, DeepSeek V3.2, Gemini 3 Flash, GPT-4.1, MiniMax M2.5, Step 3.5 Flash, MiMo-V2-Pro, and more.
- ChatGPT Subscription — Already paying for ChatGPT? Connect your ChatGPT subscription directly — no extra API costs.
- 16+ Built-in Tools — File read/write/edit, bash execution, glob/grep search, web fetch, and more.
- 7 Agent Modes — Specialized agents for building, planning, exploring, and more — with multi-step tool calling and sub-agent nesting.
- Free to Start — 1M tokens/week on free models. Pay-as-you-go at OpenRouter prices with zero markup. Or bring your own API key.
- Download the installer for Windows or macOS
- Connect a model — use free models instantly, top up for premium models, or bring your own OpenRouter API key
- Start working — manage files, analyze local data, and generate office-ready outputs
Looking for technical details, project structure, or development setup? See frontend/README.md and backend/README.md.