openai logo

OpenAI: GPT-5.4

Chat
openai/gpt-5.4
Created May 8, 2026|1M context|$2.50/M input tokens|$15.00/M output tokens
Intel TDX

GPT-5.4 is OpenAI's latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...

Providers for OpenAI: GPT-5.4

RedPill routes requests to the best providers that are able to handle your prompt size and parameters, with fallbacks to maximize uptime.

openai logo
openai
Total Context
1M

API

RedPill provides an OpenAI-compatible completion API to all models & providers that you can call directly, or using the OpenAI SDK. Additionally, some third-party SDKs are available.

fetch("https://api.redpill.ai/v1/chat/completions", {
  method: "POST",
  headers: {
    "Authorization": "Bearer <YOUR-REDPILL-API-KEY>",
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
    "model": "openai/gpt-5.4",
    "messages": [
      {
        "role": "user",
        "content": "What is the meaning of life?"
      }
    ]
  })
})