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-4

xAI

Grok-4 is a multimodal language model developed by xAI. It achieves strong performance with an average score of 63.1% across 7 benchmarks. It excels particularly in AIME 2025 (91.7%), HMMT25 (90.0%), GPQA (87.5%). It supports a 264K 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 xAI's latest advancement in AI technology.

xAI

Grok-4

xAI

2025-07-09

OpenAI

GPT-5

OpenAI

2025-08-07

29 days newer

Pricing Comparison

Cost per million tokens (USD)

OpenAI

GPT-5

$6.75 cheaper
Input:$1.25
Output:$10.00
xAI

Grok-4

Input:$3.00
Output:$15.00

Performance Metrics

Context window and performance specifications

OpenAI

GPT-5

Larger context
Max Context:528.0K
xAI

Grok-4

Max Context:264.0K

Average performance across 3 common benchmarks

OpenAI

GPT-5

Average Score:68.4%
xAI

Grok-4

+4.7%
Average Score:73.1%

Performance comparison across key benchmark categories

OpenAI

GPT-5

code
+14.4%
93.4%
general
+4.9%
74.3%
xAI

Grok-4

code
79.0%
general
69.3%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores
Knowledge Cutoff
Training data recency comparison

GPT-5

2024-09-30

Grok-4

2024-12-31

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-4

2 providers

xAI

Throughput: 100 tok/s
Latency: 0.7ms

ZeroEval

Throughput: 100 tok/s
Latency: 0.7ms
OpenAI

GPT-5

Avg Score:68.4%
Providers:2
xAI

Grok-4

+4.7%
Avg Score:73.1%
Providers:2