AI Rate Card

OpenAI: GPT-5.4 Mini · fastrouter

GPT-5.4 mini is OpenAI's compact, high-performance model in the GPT-5.4 family, balancing advanced reasoning, multimodal capabilities, and efficiency for high-volume workloads like coding, agent workflows, and production-scale applications. It delivers significant improvements over GPT-5 mini in coding, reasoning, multimodal understanding, and tool use, running over 2x faster while approaching GPT-5.4 performance on benchmarks like SWE-Bench Pro and OSWorld-Verified. The model supports text and image inputs (no audio/video) with text outputs, a 400,000-token context window, up to 128,000 max output tokens, and an August 31, 2025 knowledge cutoff.

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Entrada, $/1M $0.75

Saída, $/1M $4.50

Leitura de cache $0.075

Gravação de cache —

Contexto 400 000

Saída máx. 128 000

Aceita arquivos, imagens, texto

Última verificação 04.11.2026 12:00:14 UTC

Fonte página do provedor

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API

API compatível com OpenAI: os SDKs oficiais da OpenAI funcionam com esta URL base. Substitua YOUR_API_KEY pela sua chave do provedor.

URL base da API
https://go.fastrouter.ai/api/v1
Endpoint
https://go.fastrouter.ai/api/v1/chat/completions
ID do modelo
openai/gpt-5.4-mini
curl
curl https://go.fastrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "openai/gpt-5.4-mini", "messages": [{"role": "user", "content": "Hello!"}], "max_tokens": 256}'
Python
import requests

r = requests.post(
    "https://go.fastrouter.ai/api/v1/chat/completions",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    json={
      "model": "openai/gpt-5.4-mini",
      "messages": [
        {
          "role": "user",
          "content": "Hello!"
        }
      ],
      "max_tokens": 256
    },
)
print(r.json())
JavaScript
const r = await fetch("https://go.fastrouter.ai/api/v1/chat/completions", {
  method: "POST",
  headers: {Authorization: "Bearer YOUR_API_KEY", "Content-Type": "application/json"},
  body: JSON.stringify({
    "model": "openai/gpt-5.4-mini",
    "messages": [
      {
        "role": "user",
        "content": "Hello!"
      }
    ],
    "max_tokens": 256
  }),
});
console.log(await r.json());
Requisição (JSON)
{
  "model": "openai/gpt-5.4-mini",
  "messages": [
    {
      "role": "user",
      "content": "Hello!"
    }
  ],
  "max_tokens": 256
}
Resposta (JSON)
{
  "id": "chatcmpl-...",
  "object": "chat.completion",
  "model": "openai/gpt-5.4-mini",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Hi! How can I help?"
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 9,
    "completion_tokens": 12,
    "total_tokens": 21
  }
}

O endereço vem da lista de modelos do provedor; confira na documentação dele.

Documentação da API do provedor

Source: AI Rate Card, https://airatecard.com/pt/c/offer%3Afastrouter%7Copenai/gpt-5.4-mini, prices checked 2026-11-04; seller's page: https://fastrouter.ai/models/openai/gpt-5.4-mini

Dados técnicos

ID: offer:fastrouter|openai/gpt-5.4-mini