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 63.1% across 27 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 Codex
OpenAI
GPT-5 Codex is a language model developed by OpenAI. It achieves strong performance with an average score of 74.5% across 1 benchmarks. Notable strengths include SWE-Bench Verified (74.5%). Released in 2025, it represents OpenAI's latest advancement in AI technology.

GPT-4.5
OpenAI
2025-02-27

GPT-5 Codex
OpenAI
2025-09-15
6 months newer
Performance Metrics
Context window and performance specifications

GPT-4.5

GPT-5 Codex
Average performance across 1 common benchmarks

GPT-4.5

GPT-5 Codex
Performance comparison across key benchmark categories

GPT-4.5

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

GPT-4.5
OpenAI

GPT-5 Codex

GPT-4.5

GPT-5 Codex