GPT-5.6 Sol, Codex Merge, and ChatGPT Work Launch
Key Questions
What is ChatGPT Work?
ChatGPT Work is a persistent agent powered by GPT-5.6 Sol that integrates Codex, acts across apps, and handles tasks for hours.
How does GPT-5.6 Sol perform compared to other models?
Sol is an A-tier coder but not at Fable level, excelling particularly in knowledge work and writing tasks.
What strategy does this launch signal for OpenAI?
It reflects OpenAI's superapp strategy, product consolidation, and direct competition with tools like Claude Cowork.
OpenAI launches GPT-5.6 Sol, merges Codex into ChatGPT as ChatGPT Work — a persistent agent powered by GPT-5.6 that can act across apps and stay on tasks for hours. Sol is A-tier coder but not Fable-level, excels at knowledge work and writing. Codex pricing tiers (Free to Enterprise) with Sol/Terra/Luna models. ChatGPT Work competes directly with Claude Cowork. This signals OpenAI's superapp strategy and the end of Atlas browser. Dan Shipper's pro-tip: use Sol as Fable's subagent. Major product consolidation move.