OpenAI Blog · Apr 14, 2025
Introducing GPT-4.1 in the API
Reviewed by Errol Vogt, Site support technician & online learning analyst · original summary · editorial policy
Introducing GPT-4.1 in the API. Introducing GPT-4.1 in the API—a new family of models with across-the-board improvements, including major gains in coding, instruction following, and long-context understanding. We’re also releasing our first nano model. Available to developers worldwide starting today. This update is relevant for small-office operators tracking changes in their tools.
Operator takeaway: For operators: review whether 'Introducing GPT-4.1 in the API' affects your current setup before relying on it in production.
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