.env.example

# ── Required ──────────────────────────────────────────────────────────────
# Free HuggingFace token (Read scope is sufficient)
# Get yours: https://huggingface.co/settings/tokens
HF_TOKEN=hf_your_token_here

# ── Optional ──────────────────────────────────────────────────────────────
# Flask session secret (auto-generated if not set)
SECRET_KEY=change_me_to_a_random_string

# Embedding model (runs locally — no token required for this one)
EMBED_MODEL=BAAI/bge-small-en-v1.5

# Planner + Generator model (HF Inference API)
GENERATOR_MODEL=mistralai/Mistral-7B-Instruct-v0.3

# Grader + Critic model (HF Inference API)
CRITIC_MODEL=HuggingFaceH4/zephyr-7b-beta