Models 
OpenAI · Chat · Available
OpenAIgpt-5.5
GPT-5.5
Connect GPT-5.5 through the Allgate API. Review current pricing and configure your application.
Model id
gpt-5.5 Model access and billing
- What is GPT-5.5 on Allgate?
- This chat model from OpenAI is listed in the Allgate public catalogue. Its API model ID is gpt-5.5. Allgate supplies unified access and billing; the underlying model comes from a third-party provider.
- How much does GPT-5.5 cost?
- $2.5 input and $15 output, per million tokens. These are Allgate public catalogue base rates in USD. Account discounts are shown separately; check your applicable price before a request. Additional service modes or generation settings may have separate limits.
- Can I call this model now?
- The catalogue snapshot dated 2026-10-22 reports an available route. Availability can change. Check current routing, account access and prepaid balance before sending a request.
- How do I connect it?
- Create an Allgate API key, use the exact model ID gpt-5.5, and consult the request reference for /v1/chat/completions. Image and video workflows can also start in Studio. Keep the API key on your server.
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