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Installation

Requirements

  • Python 3.12+
  • uv (recommended package manager)

Install

# Clone the repository
git clone https://github.com/seangalliher/ProbOS.git
cd ProbOS

# Install dependencies
uv sync

Launch

# Start the interactive shell
uv run python -m probos

# Or run the visual demo
uv run python demo.py

LLM Backend

ProbOS connects to an OpenAI-compatible LLM endpoint (configurable in config/system.yaml). Three tiers (fast/standard/deep) with per-tier temperature and top-p tuning:

Option Setup
No LLM (default) Works out of the box — falls back to a built-in MockLLMClient with regex pattern matching. Good for exploring the architecture and running tests.
Ollama (local) Install Ollama, pull a model (ollama pull qwen3.5:35b), update config/system.yaml endpoints to http://127.0.0.1:11434.
OpenAI-compatible API Point llm_base_url in config/system.yaml to any OpenAI-compatible endpoint and set your API key.
Copilot Proxy Use a VS Code Copilot proxy extension at 127.0.0.1:8080 to route through GitHub Copilot's multi-model backend.

No LLM required for testing

The mock client handles all standard operations, so you can explore ProbOS without setting up a local LLM. The full test suite (2502 pytest + 34 vitest = 2536 tests) runs entirely on the mock client.

Run Tests

# Python tests (2502 tests)
uv run pytest tests/ -v

# UI tests (34 Vitest tests)
cd ui && npx vitest run