{"service":"GuardReasoner API","version":"1.0.0","public_model":"guard-qwen35-9b-rsft-multi","endpoints":{"POST /v1/chat/completions":"OpenAI 兼容入口 (推荐, 用 openai SDK 直接调)","POST /v1/guard/analyze":"直传 {user_request, ai_response} 调试接口","GET  /v1/health":"健康检查 (?deep=1 连上游 vLLM 一起探, 挂了返回 503)","GET  /v1/models":"模型列表","GET  /v1/cache/stats":"调用缓存统计 (需 API key)","GET  /docs":"Swagger UI"},"usage_example":{"python":"from openai import OpenAI; client=OpenAI(base_url='https://.../v1', api_key='...'); client.chat.completions.create(model='guard-qwen35-9b-rsft-multi', messages=[{'role':'user','content':'..'}])"}}