PROJECT_NAME="Support Docs Copilot"
OPENROUTER_API_KEY=your_openrouter_api_key_here
OPENROUTER_BASE_URL=https://openrouter.ai/api/v1
LLM_MODEL=deepseek/deepseek-v4-flash
FAST_LLM_MODEL=google/gemini-2.0-flash-lite-preview-02-05:free
FAST_LLM_API_KEY=
FAST_LLM_BASE_URL=
SLOW_LLM_MODEL=deepseek/deepseek-r1
QDRANT_URL=
QDRANT_LOCATION=./qdrant_data
COLLECTION_NAME=support_docs
DATA_DIR=data/docs
COHERE_API_KEY=your_cohere_api_key_here
RERANKER_PROVIDER=auto
FLASHRANK_MODEL=ms-marco-TinyBERT-L-2-v2
RERANKER_MODEL=rerank-english-v3.0
RETRIEVAL_MODE=dense
RETRIEVAL_TOP_K=5
RERANKER_TOP_N=3
RERANKER_ENABLED=true
CHUNK_SIZE=500
CHUNK_OVERLAP=50
MIN_RELEVANCE_SCORE=0.2
MAX_CONTEXT_CHARS=12000
ENABLE_GUARDRAILS=true
ENABLE_RAG_EVAL=false
MAX_QUERY_LENGTH=2000
RATE_LIMIT_PER_MINUTE=30
AUTH_ENABLED=false
ADMIN_API_KEY=change-me-admin
USER_API_KEY=change-me-user

# LangSmith Tracing (Optional)
LANGCHAIN_TRACING_V2=false
LANGCHAIN_ENDPOINT=https://api.smith.langchain.com
LANGCHAIN_API_KEY=
LANGCHAIN_PROJECT="Support Docs Copilot"