Installation

Install QUASAR using pip from PyPI.

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Requirements

Requirement	Version
Python	3.10+
pip	Latest
OS	Windows, macOS, Linux

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Install from PyPI

pip install quasar-ai

This installs QUASAR and all dependencies including:

• typer - CLI framework
• rich - Terminal formatting
• langchain - AI orchestration
• langchain-groq, langchain-ollama - Provider integrations

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Verify Installation

quasar --version

You should see:

QUASAR v2.0.0 (or higher)

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Upgrade

To upgrade to the latest version:

pip install --upgrade quasar-ai

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Development Installation

For development or contributing:

# Clone the repository
git clone https://github.com/Sunilk240/QUASAR.git
cd QUASAR/quasar-cli

# Install in development mode
pip install -e ".[dev]"

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Troubleshooting

Python Version Error

ERROR: This package requires Python 3.10 or higher

Solution: Upgrade Python:

# Check your Python version
python --version

# Use pyenv or install Python 3.10+

Permission Error

ERROR: Could not install packages due to an EnvironmentError

Solution: Use --user flag or virtual environment:

pip install --user quasar-ai

# Or use virtual environment (recommended)
python -m venv venv
source venv/bin/activate  # Windows: venv\Scripts\activate
pip install quasar-ai

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Next Steps

After installation, configure your API keys.