OpenAItext

GPT-5.4 Mini

Small and fast model optimized for lightweight tasks. Excellent cost-efficiency for simple queries and high-volume applications.

gpt-5.4-mini

Quickstart Create API key

Quickstart

Call this model

Chat completion

curl https://inference-api.worldrouter.ai/v1/chat/completions \
  -H "Authorization: Bearer your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-5.4-mini",
    "messages": [
      {
        "role": "user",
        "content": "Hello"
      }
    ]
  }'