# OpenAI API authentication (required)
OPENAI_API_KEY=sk-...

# Qdrant configuration
QDRANT_URL=http://localhost:6333
QDRANT_API_KEY=

# Fixed models (not configurable per strategy)
EMBEDDING_MODEL=text-embedding-3-small
LLM_MODEL=gpt-4o-mini

# Retrieval defaults
TOP_K=5

# LLM generation parameters
TEMPERATURE=0.0
MAX_TOKENS=1024

# Chunking defaults
CHUNK_SIZE=512
CHUNK_OVERLAP=50

# Semantic chunking parameters
SEMANTIC_THRESHOLD=0.3
SEMANTIC_MIN_CHUNK_SIZE=3

# SQLite database path
DATABASE_URL=sqlite:///./data/chunking_benchmark.db