OpenAI makes free ChatGPT text chats unlimited and widens access to GPT-5.6 Luna

On August 6, 2026, OpenAI removed the cap on free-tier text conversations in ChatGPT, expanded free access to its GPT-5.6 Luna model, and shipped an improved GPT-5.6 Sol for paid tiers. Press coverage independently confirmed the unlimited free text change the same day.

What it means A free, unlimited frontier-model tier resets the baseline every paid AI product competes against — per-message limits just stopped being a defensible pricing line.