{"choices":[{"finish_reason":"stop","index":0,"message":{"content":"你好!这是来自 mock server 的回复 (non-stream)。","role":"assistant"}}],"created":1700000000,"id":"chatcmpl-mock-df898c65-dca5-4fcc-8a93-a75e5ca88f59","model":"","object":"chat.completion","usage":{"completion_tokens":8,"prompt_cache_hit_tokens":0,"prompt_cache_miss_tokens":12,"prompt_tokens":12,"total_tokens":20}}