Overview
GPT-5.6 Terra is a balanced model in OpenAI's GPT-5.6 series, positioned between the flagship Sol tier and the cost-efficient Luna tier.
GPT-5.6 Terra is available in OmnyChat. 1,050,000 token context window. Image input. Reasoning mode. Tool calling.
Key capabilities
- 1,050,000 token context window
- Image input
- Reasoning mode
- Tool calling
Using this model
In OmnyChat
Use GPT-5.6 Terra 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-5.6 Terra?
Open chat in OmnyChat and select GPT-5.6 Terra. Model access and usage depend on your plan.
What does GPT-5.6 Terra support in OmnyChat?
1,050,000 token context window. Image input. Reasoning mode. Tool calling.