Model Comparison

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

Moonshot AI

Kimi K2 Base

Moonshot AI

Kimi K2 Base is a language model developed by Moonshot AI. It achieves strong performance with an average score of 69.2% across 13 benchmarks. It excels particularly in C-Eval (92.5%), GSM8k (92.1%), MMLU-redux-2.0 (90.2%). The model shows particular specialization in math tasks with an average performance of 81.2%. 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%). 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.

Moonshot AI

Kimi K2 Base

Moonshot AI

2025-01-01

OpenAI

o3-mini

OpenAI

2025-01-30

29 days newer

Performance Metrics

Context window and performance specifications

Moonshot AI

Kimi K2 Base

Max Context:-
Parameters:1.0T
OpenAI

o3-mini

Larger context
Max Context:300.0K

Average performance across 4 common benchmarks

Moonshot AI

Kimi K2 Base

Average Score:60.3%
OpenAI

o3-mini

+8.9%
Average Score:69.3%

Performance comparison across key benchmark categories

Moonshot AI

Kimi K2 Base

code
66.4%
math
+14.8%
81.2%
general
+12.0%
67.3%
OpenAI

o3-mini

code
+27.5%
93.9%
math
66.4%
general
55.2%
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 Base

0 providers
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 Base

Avg Score:60.3%
Providers:0
OpenAI

o3-mini

+8.9%
Avg Score:69.3%
Providers:2