OpenAI: GPT-5.5
Chatopenai/gpt-5.5GPT-5.5 is OpenAIโs 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 context window (922K input, 128K output) with support for text and image inputs, enabling large-scale reasoning, coding, and multimodal workflows within a single system.
1M context window
128K max output tokens
Released: 2026-04-24
Supported Protocols:openaianthropic
Available Providers:Azure
Capabilities:VisionFunction CallingReasoningPrompt CachingWeb Search
Pricing
| Type | Price |
|---|---|
| Input Tokens | $5/M |
| Output Tokens | $30/M |
| Cache Read | $0.5/M |
| Web Search | $0.01/R |
Code Examples
from openai import OpenAIclient = OpenAI(base_url="https://api.ofox.io/v1",api_key="YOUR_OFOX_API_KEY",)response = client.chat.completions.create(model="openai/gpt-5.5",messages=[{"role": "user", "content": "Hello!"}],)print(response.choices[0].message.content)
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Frequently Asked Questions
OpenAI: GPT-5.5 on Ofox.ai costs $5/M per million input tokens and $30/M per million output tokens. Pay-as-you-go, no monthly fees.
OpenAI: GPT-5.5 supports a context window of 1M tokens with max output of 128K tokens, allowing you to process large documents and maintain long conversations.
Simply set your base URL to https://api.ofox.ai/v1 and use your Ofox API key. The API is OpenAI-compatible โ just change the base URL and API key in your existing code.
OpenAI: GPT-5.5 supports the following capabilities: Vision, Function Calling, Reasoning, Prompt Caching, Web Search. Access all features through the Ofox.ai unified API.