Gemini 3 Flash Preview vs Kimi K2.6
Gemini 3 Flash Preview vs Kimi K2.6: which AI model is cheaper, has the larger context window and more capabilities? Side-by-side comparison updated daily.
Quick verdict
- Gemini 3 Flash Preview is 1.2× cheaper than Kimi K2.6 for the same mix of input and output tokens.
- Gemini 3 Flash Preview has the larger context window (1M), useful for long documents and big codebases.
- Kimi K2.6 is the more recent release (Apr 20, 2026).
- Only Kimi K2.6 has openly published weights you can run yourself.
- Choose Gemini 3 Flash Preview if cost matters most; choose Kimi K2.6 if you need its specific strengths above. For the best results, test both on your own prompts.
| Gemini 3 Flash Preview | Kimi K2.6 | |
|---|---|---|
| Company | Google DeepMind | Moonshot AI |
| Released | Dec 17, 2025 | Apr 20, 2026 ● |
| Overall index | 151.8 ● | 151.0 |
| SWE-bench Verified | 75.4% | 76.7% ● |
| GPQA Diamond | 89.4% | 90.8% ● |
| AIME math | 95.6% | 96.1% ● |
| FrontierMath | 51.2% | 57.2% ● |
| SimpleQA Verified | 66.8% ● | 34.9% |
| Input (per 1M tokens) | $0.50 ● | $0.65 |
| Output (per 1M tokens) | $3 ● | $3.41 |
| Cost for 1M input + 1M output tokens | $3.50 ● | $4.06 |
| Providers | 6 | 18 ● |
| Context | 1M ● | 256K |
| Max output | 64K | 236K ● |
| Inputs | Text, Image, Files, Audio, Video ● | Text, Image |
| Outputs | Text | Text |
| Reasoning | ✓ | ✓ |
| Tool use | ✓ | ✓ |
| Structured output | ✓ | ✓ |
| Open weights | — | ✓ |
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