# Multimodal LLM Provider API Keys (choose one or more)
# OpenAI GPT-4o
OPENAI_API_KEY=your-openai-key-here

# Google Gemini Vision
GOOGLE_API_KEY=your-gemini-key-here

# OpenRouter (unified interface for multiple models)
OPENROUTER_API_KEY=your-openrouter-key-here

# Langfuse Tracing
LANGFUSE_PUBLIC_KEY=pk-lf-xxx
LANGFUSE_SECRET_KEY=sk-lf-xxx
LANGFUSE_HOST=https://cloud.langfuse.com

# Optional: Provider selection (defaults to openai)
# Options: openai, gemini, openrouter
MULTIMODAL_PROVIDER=openai

# Optional: Model selection for OpenRouter
# Examples: openai/gpt-4o, google/gemini-pro-vision, anthropic/claude-3-opus
OPENROUTER_MODEL=openai/gpt-4o