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GPT-4: latest model, releases & availability

GPT-4 is tracked live on AI Model Radar. The current release is GPT-4.1-nano, released 10 Apr 2025. Below you'll find its specs, the full version history and the latest release news.

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Latest GPT-4 model

What is the latest GPT-4 model?

The latest GPT-4 model is GPT-4.1-nano, released 10 Apr 2025. It has a 1M-token context window and pricing of $0.05 / $0.20 per 1M tokens.

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Is there a new GPT-4 model?

The most recent GPT-4 release is GPT-4.1-nano (441 days old). AI Model Radar checks OpenAI's API continuously and flags any newer GPT-4 model the moment it appears.

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Is GPT-4 still available?

Yes — GPT-4 is active. The current model, GPT-4.1-nano, is available from OpenAI.

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Which GPT-4 versions are tracked?

We track 8 GPT-4 models: GPT-4.1-nano, GPT-4.1-mini, GPT-4.1, GPT-4o, GPT-4o-mini and GPT-4-turbo, and 2 more.

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All tracked GPT-4 versions

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