Model Comparison

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

OpenAI

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.

OpenAI

o3

OpenAI

o3 is a multimodal language model developed by OpenAI. It achieves strong performance with an average score of 65.3% across 19 benchmarks. It excels particularly in AIME 2024 (91.6%), ARC-AGI (88.0%), MathVista (86.8%). The model shows particular specialization in vision tasks with an average performance of 76.7%. It supports a 300K 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.

OpenAI

GPT-4.5

OpenAI

2025-02-27

OpenAI

o3

OpenAI

2025-04-16

1 month newer

Pricing Comparison

Cost per million tokens (USD)

OpenAI

GPT-4.5

Input:$75.00
Output:$150.00
OpenAI

o3

$215.00 cheaper
Input:$2.00
Output:$8.00

Performance Metrics

Context window and performance specifications

OpenAI

GPT-4.5

Max Context:132.1K
OpenAI

o3

Larger context
Max Context:300.0K

Average performance across 6 common benchmarks

OpenAI

GPT-4.5

Average Score:57.9%
OpenAI

o3

+24.2%
Average Score:82.0%

Performance comparison across key benchmark categories

OpenAI

GPT-4.5

math
+33.4%
84.7%
vision
75.2%
general
59.3%
agents
59.2%
OpenAI

o3

math
51.3%
vision
+1.5%
76.7%
general
+8.2%
67.5%
agents
+3.8%
63.0%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores
Knowledge Cutoff
Training data recency comparison

o3

2024-05-31

More recent knowledge cutoff means awareness of newer technologies and frameworks

Provider Availability & Performance

Available providers and their performance metrics

OpenAI

GPT-4.5

1 providers

OpenAI

Throughput: 50 tok/s
Latency: 20ms
OpenAI

o3

1 providers

OpenAI

Throughput: 50 tok/s
Latency: 20ms
OpenAI

GPT-4.5

Avg Score:57.9%
Providers:1
OpenAI

o3

+24.2%
Avg Score:82.0%
Providers:1