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GPT-4o vs Pixtral-12B

GPT-4o leads the LLM Stats Score 14.1 to -1.6. Pixtral-12B is 29.2x cheaper per token.

OpenAI · Mistral AI · Updated for 2026

Which is better?

GPT-4o leads the overall LLM Stats Score 14.1 to -1.6, ranking #246 overall.

In the 6 individual benchmarks reported for both models, GPT-4o wins 6; this is a narrower head-to-head signal than the composite indexes.

On price, Pixtral-12B is roughly 29.2x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose GPT-4o

  • overall performance matters — it scores 14.1 and ranks #246 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 6 of 6 exact shared results

Choose Pixtral-12B

  • cost matters — it's about 29.2x cheaper per token
  • you want the most recent training data — it shipped Sep 2024
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Core performance indexes
14.1
#246
-1.6
#344
15.9
#227
-3.8
#346
-0.6
#253
-2.6
#258
Cost, coverage & limits
Benchmark wins
6 of 6
0 of 6
Input price
$2.50 / M
$0.15 / M
Output price
$10.00 / M
$0.15 / M
Context window
128,000
128,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

4 shared
Index
GPT-4o
Pixtral-12B
12.5#235
1.0#297
8.3#143
0.1#187
6.3#91
4.5#97
12.0#114
3.8#147
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

38 reported for GPT-4o · 12 for Pixtral-12B

6 shared

GPT-4o outperforms in 6 benchmarks (ChartQA, DocVQA, IFEval, MathVista, MMLU, MMMU), while Pixtral-12B is better at 0 benchmarks.

GPT-4o significantly outperforms across most benchmarks.

Wed Sep 30 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Pixtral-12B costs less

For input processing, GPT-4o ($2.50/1M tokens) is 16.7x more expensive than Pixtral-12B ($0.15/1M tokens).

For output processing, GPT-4o ($10.00/1M tokens) is 66.7x more expensive than Pixtral-12B ($0.15/1M tokens).

In conclusion, GPT-4o is more expensive than Pixtral-12B.*

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

Lowest available price from all providers
Wed Sep 30 2026 • llm-stats.com
OpenAI
GPT-4o
Input tokens$2.50
Output tokens$10.00
Best providerAzure
Mistral AI
Pixtral-12B
Input tokens$0.15
Output tokens$0.15
Best providerMistral
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

Both models have the same input context window of 128,000 tokens. GPT-4o can generate longer responses up to 16,384 tokens, while Pixtral-12B is limited to 8,192 tokens.

OpenAI
GPT-4o
Input128,000 tokens
Output16,384 tokens
Mistral AI
Pixtral-12B
Input128,000 tokens
Output8,192 tokens
Wed Sep 30 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both GPT-4o and Pixtral-12B support multimodal inputs.

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

GPT-4o

Text
Images
Audio
Video

Pixtral-12B

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-4o is licensed under a proprietary license, while Pixtral-12B uses Apache 2.0.

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

GPT-4o

Proprietary

Closed source

Pixtral-12B

Apache 2.0

Open weights

Release Timeline

When each model was launched

GPT-4o was released on 2024-08-06, while Pixtral-12B was released on 2024-09-17.

Pixtral-12B is 1 month newer than GPT-4o.

GPT-4o

Aug 6, 2024

2.1 years ago

Pixtral-12B

Sep 17, 2024

2.0 years ago

1mo 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-12B is available from Mistral AI.

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-12B

mistral logo
Mistral
Input Price:Input: $0.15/1MOutput Price:Output: $0.15/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against GPT-4o and Pixtral-12B side-by-side, then vote on the output you prefer.

GPT-4o
✓ Preferred
Pixtral-12B
Open in Playground

FAQ

Common questions about GPT-4o vs Pixtral-12B.

Which is better, GPT-4o or Pixtral-12B?

GPT-4o leads the LLM Stats Score 14.1 to -1.6. GPT-4o is made by OpenAI and Pixtral-12B is made by Mistral AI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does GPT-4o compare to Pixtral-12B in benchmarks?

GPT-4o scores AI2D: 94.2%, DocVQA: 92.8%, ChartQA: 85.7%, MMLU: 85.7%, CharXiv-D: 85.3%. Pixtral-12B scores DocVQA: 90.7%, ChartQA: 81.8%, VQAv2: 78.6%, MT-Bench: 76.8%, HumanEval: 72.0%.

Is GPT-4o cheaper than Pixtral-12B?

Pixtral-12B is 16.7x cheaper for input tokens. GPT-4o costs $2.50/M input and $10.00/M output via azure. Pixtral-12B costs $0.15/M input and $0.15/M output via mistral.

What are the context window sizes for GPT-4o and Pixtral-12B?

GPT-4o supports 128K tokens and Pixtral-12B supports 128K 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 Pixtral-12B?

Key differences include LLM Stats Score (14.1 vs -1.6), input pricing ($2.50 vs $0.15/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-4o and Pixtral-12B?

GPT-4o is developed by OpenAI and Pixtral-12B is developed by Mistral AI.