OpenAI: GPT-5.5
openai/gpt-5.5
Created May 8, 2026|1M context|$5.00/M input tokens|$30.00/M output tokens
Intel TDX
GPT-5.5 is OpenAI's frontier model designed for complex professional workloads, building on GPT-5.4 with stronger reasoning, higher reliability, and improved token efficiency on hard tasks. It features a 1M+ token...
Providers for OpenAI: GPT-5.5
RedPill routes requests to the best providers that are able to handle your prompt size and parameters, with fallbacks to maximize uptime.
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-5.5",
"messages": [
{
"role": "user",
"content": "What is the meaning of life?"
}
]
})
})