How does GPT-4o mini compare to GPT-3.5 Turbo?

It’s designed to replace GPT-3.5 Turbo, offering significantly better reasoning, much faster output (202 tokens/s median), and lower cost per token.

What modalities does GPT-4o mini support today?

It supports text and vision via the API today, with planned future support for video and audio.

How fast is GPT-4o mini?

It has a median output speed of 202 tokens per second, over 2x faster than GPT-4o and GPT-3.5 Turbo.

What is the context window size?

It features a 128,000-token context window, enabling it to handle book-length inputs in a single session.

How does it perform on benchmarks?

It scores 82% on MMLU for broad reasoning and 87% on MGSM for math reasoning, outperforming other small models like Gemini 1.5 Flash and Claude 3 Haiku.

Where is GPT-4o mini available?

It’s available through the OpenAI API and in ChatGPT on web and mobile; enterprise access follows shortly after.

Is GPT-4o mini suitable for multimodal applications?

Yes. It’s optimized for text-and-vision workflows now and is planned to expand to video and audio.

What are ideal use cases for GPT-4o mini?

Speed-sensitive consumer apps, lightweight agents, live reasoning with images, rapid drafting, and cost-optimized large-scale deployments.

OpenAI GPT-4o mini

Name: OpenAI GPT-4o mini
Brand: OpenAI GPT-4o mini
Availability: InStock
Rating: 5 (1 reviews)
Author: OpenAI GPT-4o mini

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Last updated: November 18, 2025

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What is OpenAI GPT-4o mini?

OpenAI GPT-4o mini is a compact, multimodal AI model optimized for speed, cost efficiency, and strong small-model reasoning across text and vision. It delivers a 128K token context window, benchmark-leading performance on MMLU and MGSM, and a median output speed of 202 tokens/second. Priced at $0.15 per million input tokens and $0.60 per million output tokens, GPT-4o mini is available via API and in ChatGPT, with enterprise access following, and is designed to replace GPT-3.5 Turbo for fast, scalable applications and agentic workflows.