GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads. It supports text and image inputs with strong performance across reasoning, coding, and tool use, while reducing latency and cost for large-scale deployments. The model is designed for production environments that require a balance of capability and efficiency, making it well suited for chat applications, coding assistants, and agent workflows that operate at scale. GPT-5.4 mini delivers reliable instruction following, solid multi-step reasoning, and consistent performance across diverse tasks with improved cost efficiency.

1curl https://smartoken.top/v1/chat/completions \
2  -H "Authorization: Bearer $SMARTOKEN_API_KEY" \
3  -H "Content-Type: application/json" \
4  -d '{
5    "model": "gpt-5.4-mini",
6    "messages": [
7      {
8        "role": "user",
9        "content": "你好"
10      }
11    ],
12    "stream": false
13  }'