APP_TITLE = "OPRO Prompt Optimizer API"
APP_DESCRIPTION = "提供提示优化、候选生成、会话聊天与模型管理的接口"
APP_VERSION = "0.1.0"
APP_CONTACT = {"name": "OPRO Team", "url": "http://127.0.0.1:8010/ui/"}

# Ollama endpoints
OLLAMA_HOST = "http://127.0.0.1:11434"
OLLAMA_GENERATE_URL = f"{OLLAMA_HOST}/api/generate"
OLLAMA_TAGS_URL = f"{OLLAMA_HOST}/api/tags"
DEFAULT_CHAT_MODEL = "qwen3:14b"
DEFAULT_EMBED_MODEL = "qwen3-embedding:4b"

# Xinference
XINFERENCE_EMBED_URL = "http://127.0.0.1:9997/models/bge-base-zh/embed"

# Clustering/selection
GENERATION_POOL_SIZE = 10  # Generate this many candidates before clustering
TOP_K = 5                   # Return this many diverse candidates to user
CLUSTER_DISTANCE_THRESHOLD = 0.15