# API Keys (shared across integrations) OPENAI_API_KEY=replace-with-your-key ANTHROPIC_API_KEY=replace-with-your-key ANTHROPIC_MODEL=claude-sonnet-4.6 # Agent backend URL (for the CopilotKit runtime proxy) AGENT_URL=http://localhost:8000 # Showcase NEXT_PUBLIC_BASE_URL=http://localhost:3000