OpenAI upgrades ChatGPT and Codex with new GPT-6.1 Terra model

OpenAI has officially upgraded ChatGPT and Codex by introducing the GPT-6.1 Terra model. Following the previous release of the Sol and Luna GPT-6 models, the medium-tier Terra has now transitioned from GPT-5.6 to GPT-6.1. This latest update focuses on delivering faster performance and enhanced computer use capabilities for all users. Additionally, OpenAI is offering these improved features at a lower price point to ensure capable computer use is accessible to everyone.