# OpenAI API configuration
OPENAI_API_KEY=your_openai_api_key_here

# Milvus database configuration (optional, defaults shown)
MILVUS_URI=http://localhost:19530
MILVUS_TOKEN=root:Milvus

# Model configuration (optional)
EMBEDDING_MODEL=sentence-transformers/all-MiniLM-L6-v2
CROSS_ENCODER_MODEL=BAAI/bge-reranker-v2-m3
LLM_MODEL=gpt-4.1-nano-2025-04-14