GitHub
2026-10-26
GPT-6.1 Terra is now generally available in GitHub Copilot. GitHub says it is intended for everyday agentic coding and terminal work, and costs less than GPT-6.1 Sol.
2026-09-29
GPT-6.1 Sol is now generally available and rolling out in GitHub Copilot. GitHub says it can be used for agentic coding and terminal workflows with strong multistep performance.
2026-09-22
GitHub Copilot now includes two additional OpenAI GPT-6 models: GPT-6 Sol and GPT-6 Luna. They join the previously available GPT-6 Astra as selectable model options.
2026-09-04
GPT-6 Astra from OpenAI is now generally available in GitHub Copilot. GitHub says the model is intended for long-horizon, autonomous coding and agentic tasks.