token.app › Compare › Gemini 3 Flash Preview vs Kimi K3
Gemini 3 Flash Preview vs Kimi K3
Kimi K3 leads on 4 of 5 shared benchmarks. Gemini 3 Flash Preview is 5.3× cheaper per token on a blended 3:1 basis.
Head to head
Blended price uses a 3:1 input:output mix
| Gemini 3 Flash Preview | Kimi K3 | |
|---|---|---|
| Provider | Moonshot AI | |
| Input $/1M | $0.500 | $3.00 |
| Output $/1M | $3.00 | $15.00 |
| Blended $/1M | $1.13 | $6.00 |
| Context window | 1.0M | 1.0M |
| Max output | 66K | — |
| Released | Dec 2025 | Jul 2026 |
| Licence | Proprietary | Open weights |
| GPQA Diamond | 89.4% | 93.1% |
| FrontierMath T1–3 | 51.2% | 72.2% |
| FrontierMath T4 | 17.1% | 39.0% |
| SimpleQA Verified | 67.4% | 42.7% |
| OTIS Mock AIME | 95.6% | 97.2% |
Benchmark scores independently run and published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0. Only benchmarks with a score for BOTH models are compared.
Choose Gemini 3 Flash Preview if…
- Costs less per token — $1.13 vs $6.00 blended
- Higher SimpleQA Verified (67.4% vs 42.7%)
Choose Kimi K3 if…
- Higher GPQA Diamond (93.1% vs 89.4%)
- Higher FrontierMath T1–3 (72.2% vs 51.2%)
- Higher FrontierMath T4 (39.0% vs 17.1%)
- Higher OTIS Mock AIME (97.2% vs 95.6%)
- Open weights — self-hostable
- Newer model (released Jul 2026)
FAQ
Which is better, Gemini 3 Flash Preview or Kimi K3?
Across the 5 benchmarks both models have independently-run scores for, Gemini 3 Flash Preview leads on 1 and Kimi K3 leads on 4. Benchmarks are one input — price and context window are on this page too.
Is Gemini 3 Flash Preview cheaper than Kimi K3?
Gemini 3 Flash Preview is cheaper: $1.13 versus $6.00 per million tokens blended at 3:1 input:output. Input alone: $0.500 vs $3.00. Output alone: $3.00 vs $15.00.
What context windows do Gemini 3 Flash Preview and Kimi K3 have?
Gemini 3 Flash Preview: 1,048,576 tokens. Kimi K3: 1,048,576 tokens.
Who makes Gemini 3 Flash Preview and Kimi K3?
Gemini 3 Flash Preview is made by Google. Kimi K3 is made by Moonshot AI.
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