AI Models in ChatGPT
The AI models you can choose inside ChatGPT, grouped by type. Each model page shows the other apps that offer it, so you can compare prices for the same model.
Updated September 2026 · 3 listings
How to pick a model in ChatGPT
Pick the model from the app's model selector (often under the prompt box or in settings). Credit costs usually differ per model, and some apps only offer the newest models on paid plans.
GPT Image 2.5 🧠 ModelFreemium
OpenAI's image model behind ChatGPT Images, with 4K output and up to 16 reference images
9.0
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GPT-6 Astra 🧠 ModelFreemium
OpenAI's GPT-6 family (Astra, Sol, Luna) behind ChatGPT and the OpenAI API
9.0
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GPT-4o mini TTS 🧠 ModelPaid
OpenAI's steerable text-to-speech API with 13 voices and prompt-based style control
7.4
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