Installation Guide; This guide will walk you through the process of installing Theseus on your system.
pipx install theseus_agent
Install and run the main UI using npx:
npx theseus-ui
That's it! You're ready to start using Theseus.
If you already have Theseus installed, you can update it using:
pipx install --force theseus_agent
If you prefer using the terminal interface:
Install the terminal UI:
npm install -g theseus-tui
Set your API key as an environment variable:
# For Anthropicexport ANTHROPIC_API_KEY=sk-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx# OR for OpenAIexport OPENAI_API_KEY=sk-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx# OR for Groqexport GROQ_API_KEY=sk-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
Run the terminal UI:
theseus-tui
To update the terminal UI:
npm uninstall -g theseus-tuinpm install -g theseus-tui
To run in debug mode:
theseus-tui --debug
To run with a local model:
Start the local ollama server:
ollama run deepseek-coder:6.7b
Configure Theseus:
theseus-tui configure# Select "ollama/deepseek-coder:6.7b" from the model options
Run with local configuration:
theseus-tui --api_key=FOSS
Warning: Local model support is currently experimental. Expect reduced performance compared to cloud-based models.
If you encounter any issues during installation:
Ensure all prerequisites are properly installed
Check that your API key is valid and properly set
For terminal UI issues, try a clean reinstall:
npm uninstall -g theseus-tuinpm install -g theseus-tui
Get deepseek running with
Check out the to begin using Theseus
Review the to customize your setup
Explore the to learn about Theseus capabilities