Google's Gemini and Moonshot AI's Kimi, compared through their current models on the Respan Index. The strongest Gemini model today is Gemini 4 Argon (#3 on the Respan Index, 70.3); the strongest Kimi model is Kimi K3 (#21, 50.6). Gemini's best models lead in coding, agents, reasoning, knowledge and human preference.
| Category | Gemini | Kimi |
|---|---|---|
| coding | Gemini 4 Argon 64.4 | Kimi K3 37.2 |
| agents | Gemini 4 Argon 75.9 | Kimi K3 63.1 |
| reasoning | Gemini 4 Argon 78.0 | Kimi K3 47.0 |
| knowledge | Gemini 3.1 Pro Preview 72.9 | Kimi K3 52.7 |
| human preference | Gemini 4 Argon 57.4 | Kimi K3 56.7 |
Each family's highest Respan Index category score; the higher one is bold. * Estimated: no published scores in that category. How the Respan Index works
Respan Index rank and score, blended list price per 1M tokens.
Respan Index rank and score, blended list price per 1M tokens.
The cheapest ranked Gemini model is Gemini 3.1 Flash-Lite at $0.563 per 1M tokens blended; the cheapest Kimi model is Kimi K2.6 at $1.71.