Gemini 2.5 Pro vs Kimi K2
Kimi K2 leads in 3 of 8 categories
Arena ELO
Kimi K2
Cheaper
Kimi K2
Faster
Gemini 2.5 Pro
Detailed Comparison
| Category | Gemini 2.5 Pro | Kimi K2 |
|---|---|---|
| Provider | Moonshot | |
| Context Window | 1M WIN | 128K |
| Input Price ($/1M) | $1.25 | $0.55 WIN |
| Output Price ($/1M) | $10 | $2.2 WIN |
| Arena ELO | 1360 | 1380 WIN |
| Coding | 75.6% LiveCodeBench | 65.8% SWE-bench |
| Reasoning | 84.6% GPQA Diamond | 60.2% BrowseComp |
| Speed (tokens/sec) | ~60 t/s WIN | ~50 t/s |
| Open Source | No | Yes |
Frequently Asked Questions
Which is cheaper, Gemini 2.5 Pro or Kimi K2?
Kimi K2 is approximately 76% cheaper than Gemini 2.5 Pro per million tokens.
Which is better for coding, Gemini 2.5 Pro or Kimi K2?
Gemini 2.5 Pro scores 75.6% LiveCodeBench on coding benchmarks, while Kimi K2 scores 65.8% SWE-bench.
Which has a larger context window?
Gemini 2.5 Pro supports 1M context, while Kimi K2 supports 128K.
Is Gemini 2.5 Pro or Kimi K2 open source?
Gemini 2.5 Pro is proprietary. Kimi K2 is open source.
Which ranks higher on the Chatbot Arena leaderboard?
Kimi K2 ranks higher with ELO 1380 vs 1360.
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