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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 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.

Moonshot AI

Kimi K2-Instruct-0905

Moonshot AI

Kimi K2-Instruct-0905 is a language model developed by Moonshot AI. It achieves strong performance with an average score of 64.1% across 29 benchmarks. It excels particularly in MATH-500 (97.4%), MMLU-Redux (92.7%), IFEval (89.8%). It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents Moonshot AI's latest advancement in AI technology.

OpenAI

GPT-4.5

OpenAI

2025-02-27

Moonshot AI

Kimi K2-Instruct-0905

Moonshot AI

2025-09-05

6 months newer

Performance Metrics

Context window and performance specifications

OpenAI

GPT-4.5

Larger context
Max Context:132.1K
Moonshot AI

Kimi K2-Instruct-0905

Max Context:-
Parameters:1.0T

Average performance across 7 common benchmarks

OpenAI

GPT-4.5

Average Score:61.4%
Moonshot AI

Kimi K2-Instruct-0905

+6.5%
Average Score:67.8%

Performance comparison across key benchmark categories

OpenAI

GPT-4.5

code
+31.2%
88.1%
math
+19.6%
84.7%
general
59.1%
agents
59.2%
factuality
+0.6%
62.5%
Moonshot AI

Kimi K2-Instruct-0905

code
56.9%
math
65.0%
general
+10.8%
69.9%
agents
+8.1%
67.3%
factuality
61.9%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores

Provider Availability & Performance

Available providers and their performance metrics

OpenAI

GPT-4.5

1 providers

OpenAI

Throughput: 50 tok/s
Latency: 20ms
Moonshot AI

Kimi K2-Instruct-0905

0 providers
OpenAI

GPT-4.5

Avg Score:61.4%
Providers:1
Moonshot AI

Kimi K2-Instruct-0905

+6.5%
Avg Score:67.8%
Providers:0