GPT-4o vs Pixtral Large Comparison

Comparing GPT-4o and Pixtral Large across benchmarks, pricing, and capabilities.

Performance Benchmarks

Comparative analysis across standard metrics

5 benchmarks

GPT-4o outperforms in 2 benchmarks (AI2D, MMMU), while Pixtral Large is better at 3 benchmarks (ChartQA, DocVQA, MathVista).

Pixtral Large has a slight edge in benchmark performance.

Wed Mar 18 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Pixtral Large costs less

For input processing, GPT-4o ($2.50/1M tokens) is 1.3x more expensive than Pixtral Large ($2.00/1M tokens).

For output processing, GPT-4o ($10.00/1M tokens) is 1.7x more expensive than Pixtral Large ($6.00/1M tokens).

In conclusion, GPT-4o is more expensive than Pixtral Large.*

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

Lowest available price from all providers
Wed Mar 18 2026 • llm-stats.com
OpenAI
GPT-4o
Input tokens$2.50
Output tokens$10.00
Best providerAzure
Mistral AI
Pixtral Large
Input tokens$2.00
Output tokens$6.00
Best providerMistral
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Context Window

Maximum input and output token capacity

Both models have the same input context window of 128,000 tokens. Pixtral Large can generate longer responses up to 128,000 tokens, while GPT-4o is limited to 16,384 tokens.

OpenAI
GPT-4o
Input128,000 tokens
Output16,384 tokens
Mistral AI
Pixtral Large
Input128,000 tokens
Output128,000 tokens
Wed Mar 18 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both GPT-4o and Pixtral Large support multimodal inputs.

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

GPT-4o

Text
Images
Audio
Video

Pixtral Large

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-4o is licensed under a proprietary license, while Pixtral Large uses Mistral Research License (MRL) for research; Mistral Commercial License for commercial use.

License differences may affect how you can use these models in commercial or open-source projects.

GPT-4o

Proprietary

Closed source

Pixtral Large

Mistral Research License (MRL) for research; Mistral Commercial License for commercial use

Open weights

Release Timeline

When each model was launched

GPT-4o was released on 2024-08-06, while Pixtral Large was released on 2024-11-18.

Pixtral Large is 3 months newer than GPT-4o.

GPT-4o

Aug 6, 2024

1.6 years ago

Pixtral Large

Nov 18, 2024

1.3 years ago

3mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

GPT-4o is available from Azure, OpenAI. Pixtral Large is available from Mistral AI. The availability of providers can affect quality of the model and reliability.

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

Pixtral Large

mistral logo
Mistral
Input Price:Input: $2.00/1MOutput Price:Output: $6.00/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Higher AI2D score (94.2% vs 93.8%)
Higher MMMU score (72.2% vs 64.0%)
Less expensive input tokens
Less expensive output tokens
Has open weights
Higher ChartQA score (88.1% vs 85.7%)
Higher DocVQA score (93.3% vs 92.8%)
Higher MathVista score (69.4% vs 61.4%)

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-4o
Mistral AI
Pixtral Large