# 🚀 Claude Code Telemetry Configuration # Copy this file to .env and add your Langfuse credentials # ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ # REQUIRED: Langfuse API Credentials # Get from your local Langfuse instance at http://localhost:3000 # ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ LANGFUSE_PUBLIC_KEY=pk-lf-... LANGFUSE_SECRET_KEY=sk-lf-... # ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ # OPTIONAL: Advanced Configuration # Default values work for most users # ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ # Langfuse endpoint (default: local instance) LANGFUSE_HOST=http://localhost:3000 # Server port (default: 4318 - standard OTLP port) # OTLP_RECEIVER_PORT=4318 # Server host (default: 127.0.0.1 - localhost only) # OTLP_RECEIVER_HOST=127.0.0.1 # Session timeout in milliseconds (default: 3600000 = 1 hour) # SESSION_TIMEOUT=3600000 # Maximum request size in bytes (default: 10485760 = 10MB) # MAX_REQUEST_SIZE=10485760 # Optional API key for authentication (uncomment to enable) # API_KEY=your-secret-api-key # Logging level: debug, info, warn, error (default: info) # LOG_LEVEL=info # Environment: development, production (default: production) # NODE_ENV=production