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Model Comparison

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

Moonshot AI

Kimi K2 0905

Moonshot AI

Kimi K2 0905 is a language model developed by Moonshot AI. This model demonstrates exceptional performance with an average score of 84.0% across 6 benchmarks. It excels particularly in HumanEval (94.5%), MMLU (90.2%), MATH (89.1%). It supports a 524K token context window for handling large documents. The model is available through 1 API provider. Released in 2025, it represents Moonshot AI's latest advancement in AI technology.

OpenAI

o3-mini

OpenAI

o3-mini is a language model developed by OpenAI. The model shows competitive results across 26 benchmarks. It excels particularly in COLLIE (98.7%), MATH (97.9%), IFEval (93.9%). The model shows particular specialization in code tasks with an average performance of 80.3%. It supports a 300K token context window for handling large documents. The model is available through 2 API providers. Released in 2025, it represents OpenAI's latest advancement in AI technology.

OpenAI

o3-mini

OpenAI

2025-01-30

Moonshot AI

Kimi K2 0905

Moonshot AI

2025-09-05

7 months newer

Pricing Comparison

Cost per million tokens (USD)

Moonshot AI

Kimi K2 0905

$2.40 cheaper
Input:$0.60
Output:$2.50
OpenAI

o3-mini

Input:$1.10
Output:$4.40

Performance Metrics

Context window and performance specifications

Moonshot AI

Kimi K2 0905

Larger context
Max Context:524.3K
Parameters:1.0T
OpenAI

o3-mini

Max Context:300.0K

Average performance across 4 common benchmarks

Moonshot AI

Kimi K2 0905

Average Score:81.8%
OpenAI

o3-mini

+5.6%
Average Score:87.3%

Performance comparison across key benchmark categories

Moonshot AI

Kimi K2 0905

code
+14.2%
94.5%
math
+22.7%
89.1%
general
+21.5%
80.1%
OpenAI

o3-mini

code
80.3%
math
66.4%
general
58.6%
Benchmark Scores - Detailed View
Side-by-side comparison of all benchmark scores
Knowledge Cutoff
Training data recency comparison

o3-mini

2023-09-30

More recent knowledge cutoff means awareness of newer technologies and frameworks

Provider Availability & Performance

Available providers and their performance metrics

Moonshot AI

Kimi K2 0905

1 providers

Novita

OpenAI

o3-mini

2 providers

Azure

Throughput: 115 tok/s
Latency: 5.2ms

OpenAI

Throughput: 115 tok/s
Latency: 5.2ms
Moonshot AI

Kimi K2 0905

Avg Score:81.8%
Providers:1
OpenAI

o3-mini

+5.6%
Avg Score:87.3%
Providers:2