jun 10, 2025 - Expanded Model Support for Custom GPTs

Description:

Creators can now choose from the full set of ChatGPT models (GPT-4o, o3, o4-mini and more) when building Custom GPTs—making it easier to fine-tune performance for different tasks, industries, and workflows. Creators can also set a recommended model to guide users.

Key details:

GPTs without Custom Actions can use the model picker to select from all models available to the user.

GPTs with Custom Actions currently support GPT-4o and 4.1

Available on web for users on Plus, Pro and Team plans.

Enterprise and Edu rollout coming soon.

Added to timeline:

Date: