The New ChatGPT Models: What GPT-5.6 Changes for Everyday Work

OpenAI has started rolling out GPT-5.6 Sol in ChatGPT, introducing a new flagship model for complex work. The release is not just about a higher benchmark score: it is about making ChatGPT more useful across long, multi-step tasks that involve reasoning, tools, files, and computer interaction.

GPT-5.6 is the new flagship

According to OpenAI's official announcement, GPT-5.6 is available across ChatGPT, Codex, and the OpenAI API, with the rollout beginning on July 9, 2026. GPT-5.6 Sol targets difficult work such as coding, research, science, cybersecurity, design, and computer use.

The family is organized into three capability tiers: