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OpenAI ↗Released April 16, 2025

GPT-o4 Mini

#6 Arena RankUndisclosed parameters

GPT-o4 Mini ranks in the top 10 on the Arena leaderboard. Context window: 0.2K tokens.

Context

200K

Input

$1.10

Key Specifications

🏆

Arena Rank

#6

📐

Context Window

200K

📥

Input Price

per 1M tokens

$1.10

📤

Output Price

per 1M tokens

$4.40

🧠

Parameters

Undisclosed

🔒

Open Source

No

Best For

Affordable reasoningcodingSTEM tasks

About GPT-o4 Mini

GPT-o4 Mini is OpenAI's most cost-efficient reasoning model, bringing the power of deliberative chain-of-thought reasoning to budget-conscious applications. It uses the same 'thinking tokens' approach as larger o-series models but at a fraction of the cost ($1.10 per million input tokens). The model excels at STEM tasks, coding challenges, and logical reasoning problems where standard language models struggle. With a 200K context window, it can process long technical documents while applying careful step-by-step analysis. O4 Mini represents OpenAI's effort to democratize advanced reasoning capabilities, making them accessible for educational platforms, coding tools, and analytical applications that previously couldn't justify the cost of full reasoning models.

Built byOpenAI↗

Pricing per 1M tokens

Input Tokens

$1.10

Output Tokens

$4.40

Compare GPT-o4 Mini

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Frequently Asked Questions

What is GPT-o4 Mini?▾
GPT-o4 Mini is OpenAI's most cost-efficient reasoning model, bringing the power of deliberative chain-of-thought reasoning to budget-conscious applications. It uses the same 'thinking tokens' approach as larger o-series models but at a fraction of the cost ($1.10 per million input tokens). The model excels at STEM tasks, coding challenges, and logical reasoning problems where standard language models struggle. With a 200K context window, it can process long technical documents while applying careful step-by-step analysis. O4 Mini represents OpenAI's effort to democratize advanced reasoning capabilities, making them accessible for educational platforms, coding tools, and analytical applications that previously couldn't justify the cost of full reasoning models.
How much does GPT-o4 Mini cost?▾
OpenAI charges $1.10 per 1M input tokens for GPT-o4 Mini, with output at $4.40. Competitive with other models in its tier.
What is GPT-o4 Mini's context window?▾
GPT-o4 Mini supports up to 200K tokens per request. A larger context window allows the model to reason over longer inputs, which matters for document analysis, code review, and multi-turn conversations.
Is GPT-o4 Mini open source?▾
Not open source. GPT-o4 Mini is available through OpenAI's managed API. That means easier setup, but you're dependent on their infrastructure and pricing.
What is GPT-o4 Mini best for?▾
OpenAI positions GPT-o4 Mini for: Affordable reasoning, coding, STEM tasks. Real-world performance will depend on your specific prompts and data, but these are the intended strengths.