GPT-5.5

Model ID: tokenfast/gpt-5.5

Get API Key Provider Site

Specifications

Context Window

1.1M tokens

Max Output

N/A

Input Price

$4.50 / 1M

Output Price

$27.00 / 1M

Capabilities

Chat

Code

Vision

Functions

JSON Mode

Price Comparison

See how much you save compared to official pricing.

Metric	Official Price	Our Price	Savings
Input (per 1M tokens)	$5.00	$4.50	10% off
Output (per 1M tokens)	$30.00	$27.00	10% off

Quick Start

Use this model via our OpenAI-compatible API endpoint.

import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.yourdomain.com/v1",
  apiKey: "sk-your-api-key",
});

const response = await client.chat.completions.create({
  model: "tokenfast/gpt-5.5",
  messages: [
    { role: "user", content: "Hello! What can you help me with?" },
  ],
  max_tokens: 1024,
});

console.log(response.choices[0].message.content);

Pricing Summary

Input$4.50 / 1M

Output$27.00 / 1M

Get Started

Provider

OpenAI

AI research and deployment company behind GPT-4o, o3, and the DALL-E image generation models.

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