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

GPT-4.5
OpenAI
GPT-4.5 is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 64.1% across 26 benchmarks. It excels particularly in GSM8k (97.0%), MMLU (90.8%), CharXiv-D (90.0%). The model shows particular specialization in code tasks with an average performance of 88.1%. It supports a 132K 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 OpenAI's latest advancement in AI technology.

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.

GPT-4.5
OpenAI
2025-02-27

GPT-5
OpenAI
2025-08-07
5 months newer
Pricing Comparison
Cost per million tokens (USD)

GPT-4.5

GPT-5
Performance Metrics
Context window and performance specifications

GPT-4.5

GPT-5
Average performance across 12 common benchmarks

GPT-4.5

GPT-5
Performance comparison across key benchmark categories

GPT-4.5

GPT-5
GPT-5
2024-09-30
Provider Availability & Performance
Available providers and their performance metrics

GPT-4.5
OpenAI

GPT-5
OpenAI
ZeroEval

GPT-4.5

GPT-5