Overview
GPT-5.2 Pro is OpenAI’s most advanced model, offering major improvements in agentic coding and long context performance over GPT-5 Pro.
GPT-5.2 Pro is available in OmnyChat. 400,000 token context window. Image input. Reasoning mode. Tool calling.
Key capabilities
- 400,000 token context window
- Image input
- Reasoning mode
- Tool calling
Using this model
In OmnyChat
Use GPT-5.2 Pro in OmnyChat and compare its results with other language models on the same task.
Best for: Chat and comparing answers on your own prompts.
Frequently asked questions
How do I use GPT-5.2 Pro?
Open chat in OmnyChat and select GPT-5.2 Pro. Model access and usage depend on your plan.
What does GPT-5.2 Pro support in OmnyChat?
400,000 token context window. Image input. Reasoning mode. Tool calling.