AI Agent

Osaurus

Osaurus is a private, local AI assistant for Mac that runs open models on-device, with optional cloud AI access and autonomous agents.

What is Osaurus?

Osaurus is a free, open-source AI application for Apple Silicon Macs that runs large language models locally. It prioritizes privacy by keeping data on-device, supports file reading, tool execution, and autonomous agents. Users can optionally connect cloud AI services like ChatGPT, Claude, or Gemini.

Osaurus vs Similar AI Tools

Pricing ModelFreeFreeFree, Free TrialFree, Paid
Free Credits
Key Features
  • Local AI models run entirely on Mac
  • Reads, writes, and executes on files
  • Autonomous agents with voice control
  • On-device text extraction from screen without saving screenshots
  • Semantic search by meaning, not just keywords
  • Commitment detection with due-date reminders
  • Plain English strategy description
  • Real historical market data
  • Models slippage, stops, and fills
  • Scans skills and MCP servers against ATR rules before loading
  • Real-time runtime protection against prompt injection and hijacks
  • Signed audit-ready evidence for compliance (EU AI Act, NYDFS, DORA)
Pros
  • Full privacy – data never leaves device
  • Works offline without internet
  • Fully on-device processing ensures complete privacy
  • Free and open source with no subscription
  • Easy natural language interface
  • Realistic backtesting with slippage and funding
  • Open source with MIT license
  • Real-time detection and prevention
Cons
  • Requires Apple Silicon (M1 or later)
  • Only supports macOS 15.5+
  • Mac-only, requires macOS 15+ and Apple Silicon
  • Permission re-authorization needed after updates (macOS limitation)
  • Limited free trial (250 calls, 30 days)
  • Usage beyond trial requires contacting support
  • Enterprise features require paid tiers
  • Setup may require technical expertise
Best For
  • Privacy-conscious users
  • Developers working with sensitive code
  • Individuals who want to remember everything they see on their Mac
  • Professionals and students needing to track commitments and changes
  • Crypto traders
  • Quantitative researchers
  • Developers building and deploying AI agents
  • Enterprises needing audit-ready AI security

How to use Osaurus?

  1. 1Download Osaurus from the website.
  2. 2Install on macOS 15.5+ (Apple Silicon required).
  3. 3Drag and drop folders or give tasks.
  4. 4Build agents with voice control, folder watchers, or browser plugins.
  5. 5Use offline or connect cloud AI for specific tasks.

Osaurus Key Features

  • Local AI models run entirely on Mac
  • Reads, writes, and executes on files
  • Autonomous agents with voice control
  • Offline functionality – no internet required
  • Shared memory across local and cloud AI
  • Open source (MIT license)

Osaurus Use Cases

  • Private AI assistant for sensitive data
  • Automating file and folder tasks
  • Code generation and debugging
  • Workflow automation with agents
  • AI-powered note-taking and research

Osaurus Pricing & Free Credits

Osaurus currently operates on a Free model.

This tool is completely free to use

Free

$0

Osaurus is free and open source. No payment required.

Osaurus Pros & Cons

Pros

  • Full privacy – data never leaves device
  • Works offline without internet
  • Open source and customizable
  • Autonomous agents save time
  • Compatible with multiple AI providers

Cons

  • Requires Apple Silicon (M1 or later)
  • Only supports macOS 15.5+
  • Limited to Mac ecosystem
  • Local models may be less powerful than cloud alternatives

What is Osaurus best for?

  • Privacy-conscious users
  • Developers working with sensitive code
  • Mac users seeking local AI automation
  • Open source enthusiasts

Osaurus FAQ

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