OpenAI Expands GPT-5.6 Access and Removes Text-Chat Limits for Free ChatGPT Users

The update introduces a tuned GPT-5.6 Sol experience for ChatGPT Plus and Pro users and moves Free and Go users to GPT-5.6 Luna. OpenAI says the Sol update improves accuracy and consistency, while the Luna rollout gives free users unlimited everyday text chats. The broader access does not remove existing limits for features such as image generation and file uploads.

Model changes

• ▪Neowin reports that the tuned GPT-5.6 Sol model is becoming the default for ChatGPT Plus and Pro users in instant and reasoning modes.
• ▪OpenAI says the updated GPT-5.6 Sol experience in ChatGPT improves response accuracy, consistency, and focus.
• ▪GPT-5.6 Luna is becoming the default model for ChatGPT Free and Go users as part of the access expansion.

Access rollout

• ▪Neowin reports that Free and Go users are scheduled to receive a Think control for more complex queries after the initial Luna rollout.
• ▪OpenAI is expanding Free and Go access to include unlimited everyday text chats with GPT-5.6 Luna.

Remaining limits

• ▪The removal of text-chat limits does not remove existing limits for features such as image generation and file uploads.

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