Model Comparison

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

OpenAI

GPT-4o

OpenAI

GPT-4o is a multimodal language model developed by OpenAI. The model shows competitive results across 32 benchmarks. It excels particularly in AI2D (94.2%), DocVQA (92.8%), ChartQA (85.7%). The model shows particular specialization in vision tasks with an average performance of 82.5%. It supports a 144K token context window for handling large documents. The model is available through 3 API providers. 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-2

xAI

Grok-2 is a multimodal language model developed by xAI. It achieves strong performance with an average score of 76.5% across 8 benchmarks. It excels particularly in DocVQA (93.6%), HumanEval (88.4%), MMLU (87.5%). 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 2024, it represents xAI's latest advancement in AI technology.

OpenAI

GPT-4o

OpenAI

2024-08-06

xAI

Grok-2

xAI

2024-08-13

7 days newer

Pricing Comparison

Cost per million tokens (USD)

OpenAI

GPT-4o

Input:$2.50
Output:$10.00
xAI

Grok-2

$0.50 cheaper
Input:$2.00
Output:$10.00

Performance Metrics

Context window and performance specifications

OpenAI

GPT-4o

Larger context
Max Context:144.4K
xAI

Grok-2

Max Context:136.0K

Average performance across 6 common benchmarks

OpenAI

GPT-4o

+1.5%
Average Score:76.1%
xAI

Grok-2

Average Score:74.6%

Performance comparison across key benchmark categories

OpenAI

GPT-4o

code
81.0%
vision
+2.7%
82.5%
general
52.1%
math
61.4%
xAI

Grok-2

code
+7.4%
88.4%
vision
79.8%
general
+20.9%
73.0%
math
+11.1%
72.5%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores

Provider Availability & Performance

Available providers and their performance metrics

OpenAI

GPT-4o

3 providers

Azure

Throughput: 99 tok/s
Latency: 0.53ms

ZeroEval

Throughput: 99 tok/s
Latency: 0.53ms

OpenAI

Throughput: 132 tok/s
Latency: 0.5ms
xAI

Grok-2

1 providers

xAI

Throughput: 85 tok/s
Latency: 0.7ms
OpenAI

GPT-4o

+1.5%
Avg Score:76.1%
Providers:3
xAI

Grok-2

Avg Score:74.6%
Providers:1