import os

# ── API Keys ──────────────────────────────────────────────
AIGRID_API_KEY_GPT   = os.getenv("AIGRID_API_KEY_GPT", "sk-XaDrxkmJNvrp04SfkHT2ig")
AIGRID_API_KEY_GEMMA = os.getenv("AIGRID_API_KEY_GEMMA", "sk-eQYZ67KgWjIMcPZb6SwwKg")
AIGRID_API_KEY_EMBEDDING = os.getenv("AIGRID_API_KEY_EMBEDDING", "sk-CNXeCrle_NG4iCre1XvcAA")
OPENROUTER_API_KEY   = os.getenv("OPENROUTER_API_KEY", "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")

# ── API Bases ─────────────────────────────────────────────
AIGRID_API_BASE     = "http://app.ai-grid.io:4000/v1"
OPENROUTER_API_BASE = "https://openrouter.ai/api/v1"

# ── Model Settings ────────────────────────────────────────
LLM_MODEL         = "gpt-oss-120b"
EMBEDDING_MODEL   = "Alibaba-NLP/gte-Qwen2-7B-instruct"
LLM_TEMPERATURE   = 0.1                     # Low = less hallucination
MAX_TOKENS        = 1024

# ── Chunking Settings ─────────────────────────────────────
CHUNK_SIZE        = 500
CHUNK_OVERLAP     = 100

# ── Retrieval Settings ────────────────────────────────────
TOP_K             = 5
SIMILARITY_CUTOFF = 0.3                     # Below this = "not found"

# ── Paths ─────────────────────────────────────────────────
DOCUMENTS_DIR     = "./documents"
FAISS_INDEX_PATH  = "/data/faiss_index"