gpt-4.1

gpt-4.1 is the most capable model in the GPT-4.1 series, offering enhanced reasoning abilities, improved instruction following, and better factual accuracy. It excels at complex tasks requiring deep understanding and sophisticated reasoning.

Key Capabilities

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  Advanced reasoning: gpt-4.1 features significantly enhanced reasoning capabilities, allowing it to solve complex problems, follow nuanced instructions, and generate more accurate and relevant responses across a wide range of domains.
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  Multiple APIs support: gpt-4.1 is available in Responses API and Chat Completions API with Responses API supporting seamless integration with multiple tools and enhanced transparency with the reasoning summary as part of the model output.
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  Multimodality: With advanced vision input capabilities, gpt-4.1 can process and analyze visual data with high accuracy, extracting detailed insights and generating comprehensive text outputs. This is supported in both Responses API and Chat Completions API.
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  Full tools support with parallel tools calling: gpt-4.1 offers comprehensive tools support including parallel tool calling, making it ideal for sophisticated agentic solutions that require coordination between multiple tools and services. This capability is supported in both Responses API and Chat Completions API.

Model Variants

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  gpt-4.1: The most capable model in the GPT-4.1 series, offering enhanced reasoning abilities. Now generally available.
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  gpt-4.1-mini: A balanced option in the GPT-4.1 series, offering good performance with moderate resource requirements.
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  gpt-4.1-nano: The most efficient model in the GPT-4.1 series, ideal for applications requiring speed and lower resource consumption.
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  gpt-4o: The most capable model in the GPT-4o series, offering enhanced reasoning abilities. Now generally available.
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  o4-mini: A faster and more cost-efficient option in the o4 series, ideal for coding tasks requiring speed and lower resource consumption.

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