Gemini 3 Flash Preview vs Grok Build 0.1
Gemini 3 Flash Preview vs Grok Build 0.1: 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 1.1× cheaper than Grok Build 0.1 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.
- Grok Build 0.1 is the more recent release (May 20, 2026).
- Choose Gemini 3 Flash Preview if cost matters most; choose Grok Build 0.1 if you need its specific strengths above. For the best results, test both on your own prompts.
| Gemini 3 Flash Preview | Grok Build 0.1 | |
|---|---|---|
| Company | Google DeepMind | xAI |
| Released | Dec 17, 2025 | May 20, 2026 ● |
| Overall index | 151.8 | — |
| SWE-bench Verified | 75.4% | — |
| GPQA Diamond | 89.4% | — |
| AIME math | 95.6% | — |
| FrontierMath | 51.2% | — |
| SimpleQA Verified | 66.8% | — |
| Input (per 1M tokens) | $0.50 ● | $1 |
| Output (per 1M tokens) | $3 | $2 ● |
| Cost for 1M input + 1M output tokens | $3.50 | $3.00 ● |
| Providers | 6 ● | 4 |
| Context | 1M ● | 256K |
| Max output | 64K | 225K ● |
| Inputs | Text, Image, Files, Audio, Video ● | Text, Image, Files |
| Outputs | Text | Text |
| Reasoning | ✓ | ✓ |
| Tool use | ✓ | ✓ |
| Structured output | ✓ | ✓ |
| Open weights | — | — |
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