Model Comparison

Comprehensive side-by-side analysis of model capabilities and performance

OpenAI

GPT-4o mini

OpenAI

GPT-4o mini is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 63.5% across 9 benchmarks. It excels particularly in HumanEval (87.2%), MGSM (87.0%), MMLU (82.0%). It supports a 144K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2024, it represents OpenAI's latest advancement in AI technology.

xAI

Grok-3 Mini

xAI

Grok-3 Mini is a multimodal language model developed by xAI. This model demonstrates exceptional performance with an average score of 87.8% across 4 benchmarks. It excels particularly in AIME 2024 (95.8%), AIME 2025 (90.8%), GPQA (84.0%). The model shows particular specialization in general tasks with an average performance of 90.2%. It supports a 136K token context window for handling large documents. The model is available through 1 API provider. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, it represents xAI's latest advancement in AI technology.

OpenAI

GPT-4o mini

OpenAI

2024-07-18

xAI

Grok-3 Mini

xAI

2025-02-17

7 months newer

Pricing Comparison

Cost per million tokens (USD)

OpenAI

GPT-4o mini

$0.05 cheaper
Input:$0.15
Output:$0.60
xAI

Grok-3 Mini

Input:$0.30
Output:$0.50

Performance Metrics

Context window and performance specifications

OpenAI

GPT-4o mini

Larger context
Max Context:144.4K
xAI

Grok-3 Mini

Max Context:136.0K

Average performance across 1 common benchmarks

OpenAI

GPT-4o mini

Average Score:40.2%
xAI

Grok-3 Mini

+43.8%
Average Score:84.0%

Performance comparison across key benchmark categories

OpenAI

GPT-4o mini

general
52.7%
code
+6.8%
87.2%
xAI

Grok-3 Mini

general
+37.5%
90.2%
code
80.4%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores
Knowledge Cutoff
Training data recency comparison

GPT-4o mini

2023-10-01

Grok-3 Mini

2024-11-17

More recent knowledge cutoff means awareness of newer technologies and frameworks

Provider Availability & Performance

Available providers and their performance metrics

OpenAI

GPT-4o mini

1 providers

Azure

Throughput: 92 tok/s
Latency: 0.52ms
xAI

Grok-3 Mini

1 providers

xAI

Throughput: 100 tok/s
Latency: 0.7ms
OpenAI

GPT-4o mini

Avg Score:40.2%
Providers:1
xAI

Grok-3 Mini

+43.8%
Avg Score:84.0%
Providers:1