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LLaMA 2 vs Kimi K2 (0905)

0 vs 2 benchmarks won

Meta
LLaMA 2
Moonshot AI
Kimi K2 (0905)
Overview
CompanyMetaMoonshot AI
Release dateJul 18 2023Sep 5 2025
Model type
Open sourceYesYes
Specifications
Parameters
1T
Context window
256k
Benchmarks
Science reasoning
GPQA Diamond
75.1%
Software engineering
SWE-Bench Verified
65.8%
Multimodal understanding
MMMU
Timeline
Release gapLLaMA 2 shipped 780 days before Kimi K2 (0905)

Which is better: LLaMA 2 or Kimi K2 (0905)?

Kimi K2 (0905) leads LLaMA 2 on 2 of the tracked benchmarks (GPQA Diamond, SWE-Bench Verified, MMMU). LLaMA 2 shipped 780 days before Kimi K2 (0905), so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

Direct benchmark comparisons are unavailable — at least one of these models has not published scores on GPQA Diamond, SWE-Bench Verified, or MMMU.

Frequently asked questions

When was LLaMA 2 released?
LLaMA 2 was released by Meta on Jul 18 2023.
When was Kimi K2 (0905) released?
Kimi K2 (0905) was released by Moonshot AI on Sep 5 2025.

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