GPT 5.4 Mini

OpenAI GPT 5.4 Mini — fast, affordable general-purpose model.

LLMopenai/gpt-5.4-mini

Endpoint

text

POST https://api.zekron.tech/api/v1/chat/completions

Supported modes

chat

Input parameters

Pass messages and generation options at the top level, alongside model. This is an OpenAI-compatible synchronous endpoint.

messagesrequired

temperatureoptional

max_tokensoptional

toolsoptional

reasoning_effortoptional

Example request

bash

curl -X POST https://api.zekron.tech/api/v1/chat/completions \
  -H "Authorization: Bearer sk-zekron-YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "openai/gpt-5.4-mini",
  "messages": [
    {
      "role": "user",
      "content": "Explain quantum computing in one paragraph."
    }
  ]
}'

Example response

json

{
  "id": "chatcmpl_example",
  "object": "chat.completion",
  "model": "openai/gpt-5.4-mini",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Quantum computing uses quantum states to process information."
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 18,
    "completion_tokens": 24,
    "total_tokens": 42
  }
}

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