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OpenAI · Language Model

o4 Mini

OpenAI o4-mini is a compact reasoning model in the o-series, optimized for fast, cost-efficient performance while retaining strong multimodal and agentic capabilities.

200,000 tokens

Overview

OpenAI o4-mini is a compact reasoning model in the o-series, optimized for fast, cost-efficient performance while retaining strong multimodal and agentic capabilities.

o4 Mini is available in OmnyChat. 200,000 token context window. Image input. Reasoning mode. Tool calling.

Key capabilities

  • 200,000 token context window
  • Image input
  • Reasoning mode
  • Tool calling

Using this model

In OmnyChat

Use o4 Mini in OmnyChat and compare its results with other language models on the same task.

Best for: Chat and comparing answers on your own prompts.

Frequently asked questions

How do I use o4 Mini?

Open chat in OmnyChat and select o4 Mini. Model access and usage depend on your plan.

What does o4 Mini support in OmnyChat?

200,000 token context window. Image input. Reasoning mode. Tool calling.

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