Model Comparison

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

Anthropic

Claude Sonnet 4.5

Anthropic

Claude Sonnet 4.5 is a multimodal language model developed by Anthropic. It achieves strong performance with an average score of 78.0% across 10 benchmarks. It excels particularly in Tau2 Telecom (98.0%), MMMLU (89.1%), AIME 2025 (87.0%). 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 Anthropic's latest advancement in AI technology.

OpenAI

GPT-4 Turbo

OpenAI

GPT-4 Turbo is a language model developed by OpenAI. It achieves strong performance with an average score of 78.1% across 6 benchmarks. It excels particularly in MGSM (88.5%), HumanEval (87.1%), MMLU (86.5%). It supports a 132K token context window for handling large documents. The model is available through 2 API providers. Released in 2024, it represents OpenAI's latest advancement in AI technology.

OpenAI

GPT-4 Turbo

OpenAI

2024-04-09

Anthropic

Claude Sonnet 4.5

Anthropic

2025-09-29

1 year newer

Pricing Comparison

Cost per million tokens (USD)

Anthropic

Claude Sonnet 4.5

$22.00 cheaper
Input:$3.00
Output:$15.00
OpenAI

GPT-4 Turbo

Input:$10.00
Output:$30.00

Performance Metrics

Context window and performance specifications

Anthropic

Claude Sonnet 4.5

Larger context
Max Context:264.0K
OpenAI

GPT-4 Turbo

Max Context:132.1K

Average performance across 15 common benchmarks

Anthropic

Claude Sonnet 4.5

+20.8%
Average Score:52.0%
OpenAI

GPT-4 Turbo

Average Score:31.2%

Performance comparison across key benchmark categories

Anthropic

Claude Sonnet 4.5

code
50.0%
math
+6.5%
87.0%
general
+4.5%
78.0%
OpenAI

GPT-4 Turbo

code
+37.1%
87.1%
math
80.5%
general
73.5%
Knowledge Cutoff
Training data recency comparison

GPT-4 Turbo

2023-12-31

Claude Sonnet 4.5

2025-01-31

More recent knowledge cutoff means awareness of newer technologies and frameworks

Provider Availability & Performance

Available providers and their performance metrics

Anthropic

Claude Sonnet 4.5

2 providers

Anthropic

Throughput: 42 tok/s
Latency: 0.4ms

ZeroEval

Throughput: 42 tok/s
Latency: 0.4ms
OpenAI

GPT-4 Turbo

2 providers

Azure

Throughput: 97 tok/s
Latency: 0.6ms

OpenAI

Throughput: 100 tok/s
Latency: 0.5ms
Anthropic

Claude Sonnet 4.5

+20.8%
Avg Score:52.0%
Providers:2
OpenAI

GPT-4 Turbo

Avg Score:31.2%
Providers:2