Model Comparison

GPT-4o vs o4-mini

o4-mini significantly outperforms across most benchmarks. o4-mini is 2.3x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

GPT-4o outperforms in 0 benchmarks, while o4-mini is better at 2 benchmarks (GPQA, MathVista).

o4-mini significantly outperforms across most benchmarks.

Thu May 14 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

o4-mini costs less

For input processing, GPT-4o ($2.50/1M tokens) is 2.3x more expensive than o4-mini ($1.10/1M tokens).

For output processing, GPT-4o ($10.00/1M tokens) is 2.3x more expensive than o4-mini ($4.40/1M tokens).

In conclusion, GPT-4o is more expensive than o4-mini.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Thu May 14 2026 • llm-stats.com
OpenAI
GPT-4o
Input tokens$2.50
Output tokens$10.00
Best providerAzure
OpenAI
o4-mini
Input tokens$1.10
Output tokens$4.40
Best providerOpenAI
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

o4-mini accepts 200,000 input tokens compared to GPT-4o's 128,000 tokens. o4-mini can generate longer responses up to 100,000 tokens, while GPT-4o is limited to 4,096 tokens.

OpenAI
GPT-4o
Input128,000 tokens
Output4,096 tokens
OpenAI
o4-mini
Input200,000 tokens
Output100,000 tokens
Thu May 14 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both GPT-4o and o4-mini support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

GPT-4o

Text
Images
Audio
Video

o4-mini

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

GPT-4o

Proprietary

Closed source

o4-mini

Proprietary

Closed source

Release Timeline

When each model was launched

GPT-4o was released on 2024-05-13, while o4-mini was released on 2025-04-16.

o4-mini is 11 months newer than GPT-4o.

GPT-4o

May 13, 2024

2.0 years ago

o4-mini

Apr 16, 2025

1.1 years ago

11mo newer

Knowledge Cutoff

When training data ends

o4-mini has a documented knowledge cutoff of 2024-05-31, while GPT-4o's cutoff date is not specified.

We can confirm o4-mini's training data extends to 2024-05-31, but cannot make a direct comparison without GPT-4o's cutoff date.

GPT-4o

—

o4-mini

May 2024

Provider Availability

GPT-4o is available from Azure, OpenAI. o4-mini is available from OpenAI.

GPT-4o

azure logo
Azure
Input Price:Input: $2.50/1MOutput Price:Output: $10.00/1M
openai logo
OpenAI
Input Price:Input: $2.50/1MOutput Price:Output: $10.00/1M

o4-mini

openai logo
OpenAI
Input Price:Input: $1.10/1MOutput Price:Output: $4.40/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

OpenAI

No standout differentiators in the data we have for this pair.

OpenAI
Larger context window (200,000 tokens)
Less expensive input tokens
Less expensive output tokens
Higher GPQA score (81.4% vs 53.6%)
Higher MathVista score (84.3% vs 63.8%)
OpenAIGPT-4o
OpenAIo4-mini
Compare in Playground

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-4o
OpenAI
o4-mini

FAQ

Common questions about GPT-4o vs o4-mini.

Which is better, GPT-4o or o4-mini?

o4-mini significantly outperforms across most benchmarks. GPT-4o is made by OpenAI and o4-mini is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does GPT-4o compare to o4-mini in benchmarks?

GPT-4o scores MGSM: 90.5%, HumanEval: 90.2%, MMLU: 88.7%, DROP: 83.4%, MATH: 76.6%. o4-mini scores AIME 2024: 93.4%, AIME 2025: 92.7%, MathVista: 84.3%, MMMU: 81.6%, GPQA: 81.4%.

Is GPT-4o cheaper than o4-mini?

o4-mini is 2.3x cheaper for input tokens. GPT-4o costs $2.50/M input and $10.00/M output via azure. o4-mini costs $1.10/M input and $4.40/M output via openai.

What are the context window sizes for GPT-4o and o4-mini?

GPT-4o supports 128K tokens and o4-mini supports 200K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between GPT-4o and o4-mini?

Key differences include context window (128K vs 200K), input pricing ($2.50 vs $1.10/M). See the full comparison above for benchmark-by-benchmark results.