OpenAI: GPT-5-Nano · fastrouter

Name: OpenAI: GPT-5-Nano
Brand: OpenAI
Price: 0.05 USD
Availability: InStock

GPT‑5 Nano is optimized for ultra-fast performance and very low latency—ideal for real-time or embedded applications. Stripped down for speed, it excels at simple instruction-following and classification tasks, making it perfect for high-throughput API usage. With minimal overhead and rapid response times, GPT‑5 Nano is a great fit for lightweight environments or devices with limited compute capabilities. Yet, it preserves sufficient reasoning capability to remain practical across many practical scenarios.

Modelo base Todos los modelos de esta base Todos los modelos del proveedor al proveedor

Entrada, $/1M $0.05

Salida, $/1M $0.40

Lectura de caché $0.005

Escritura de caché —

Contexto 400 000

Salida máx. 128 000

Acepta archivos, imágenes, texto

Última comprobación 04.11.2026 12:00:14 UTC

Fuente página del proveedor

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API

API compatible con OpenAI: los SDK oficiales de OpenAI funcionan con esta URL base. Sustituye YOUR_API_KEY por tu clave del proveedor.

URL base de la API	`https://go.fastrouter.ai/api/v1`
Endpoint	`https://go.fastrouter.ai/api/v1/chat/completions`
ID del modelo	`openai/gpt-5-nano`

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-nano", "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-nano",
      "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-nano",
    "messages": [
      {
        "role": "user",
        "content": "Hello!"
      }
    ],
    "max_tokens": 256
  }),
});
console.log(await r.json());

Solicitud (JSON)

{
  "model": "openai/gpt-5-nano",
  "messages": [
    {
      "role": "user",
      "content": "Hello!"
    }
  ],
  "max_tokens": 256
}

Respuesta (JSON)

{
  "id": "chatcmpl-...",
  "object": "chat.completion",
  "model": "openai/gpt-5-nano",
  "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
  }
}

La dirección se toma de la lista de modelos del proveedor; compruébala con su documentación.

Documentación de la API del proveedor

Source: AI Rate Card, https://airatecard.com/es/c/offer%3Afastrouter%7Copenai/gpt-5-nano, prices checked 2026-11-04; seller's page: https://fastrouter.ai/models/openai/gpt-5-nano

Datos técnicos

ID: offer:fastrouter|openai/gpt-5-nano