The changes are the most significant structural upgrade to ChatGPT’s free tier in some time. What’s Actually New for Free UsersGPT-5.6 Luna is a step up in model quality over what free users previously had access to by default. Rather than routing all queries through the same process, free users can now flag specific questions as ones that deserve more careful reasoning. By removing the text cap and simultaneously pushing a newer-generation model to free users, OpenAI is making an access argument that none of its main rivals have yet matched at equivalent model quality. But on the raw question of how much text you can generate for free with a capable model, OpenAI has moved ahead.