1Manual: Install Claude Code
npm install -g @anthropic-ai/claude-code
Or download from claude.ai/code
2Manual: Get OpenRouter API Key
Sign up at openrouter.ai and get your API key
3Manual: Configure
Add these to your shell config (~/.bashrc or ~/.zshrc):
export ANTHROPIC_BASE_URL="https://varunv.ai"
export ANTHROPIC_API_KEY="your-openrouter-api-key"
export ANTHROPIC_API_KEY="your-openrouter-api-key"
Optional: Configure specific models (browse at openrouter.ai/models):
export ANTHROPIC_MODEL="moonshotai/kimi-k2"
export ANTHROPIC_SMALL_FAST_MODEL="google/gemini-2.5-flash"
export ANTHROPIC_SMALL_FAST_MODEL="google/gemini-2.5-flash"
Then reload your shell:
source ~/.bashrc
🎉 Ready to go!
Run claude in your terminal and enjoy access to Claude models