Model Comparison

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

OpenAI

GPT-5

OpenAI

GPT-5 is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 70.1% across 35 benchmarks. It excels particularly in SWE-Lancer (IC-Diamond subset) (100.0%), COLLIE (99.0%), Tau2 telecom (96.7%). It supports a 528K token context window for handling large documents. The model is available through 2 API providers. As a multimodal model, it can process and understand text, images, and other input formats seamlessly. Released in 2025, 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.

xAI

Grok-2

xAI

2024-08-13

OpenAI

GPT-5

OpenAI

2025-08-07

11 months newer

Pricing Comparison

Cost per million tokens (USD)

OpenAI

GPT-5

$0.75 cheaper
Input:$1.25
Output:$10.00
xAI

Grok-2

Input:$2.00
Output:$10.00

Performance Metrics

Context window and performance specifications

OpenAI

GPT-5

Larger context
Max Context:528.0K
xAI

Grok-2

Max Context:136.0K

Average performance across 5 common benchmarks

OpenAI

GPT-5

+13.3%
Average Score:88.1%
xAI

Grok-2

Average Score:74.8%

Performance comparison across key benchmark categories

OpenAI

GPT-5

code
+5.0%
93.4%
vision
+0.1%
79.9%
general
+1.3%
74.3%
math
55.5%
xAI

Grok-2

code
88.4%
vision
79.8%
general
73.0%
math
+17.1%
72.5%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores
Knowledge Cutoff
Training data recency comparison

GPT-5

2024-09-30

More recent knowledge cutoff means awareness of newer technologies and frameworks

Provider Availability & Performance

Available providers and their performance metrics

OpenAI

GPT-5

2 providers

OpenAI

Throughput: 100 tok/s
Latency: 2ms

ZeroEval

Throughput: 100 tok/s
Latency: 2ms
xAI

Grok-2

1 providers

xAI

Throughput: 85 tok/s
Latency: 0.7ms
OpenAI

GPT-5

+13.3%
Avg Score:88.1%
Providers:2
xAI

Grok-2

Avg Score:74.8%
Providers:1