Grok 3 Mini: pricing, context window and benchmarks
Grok 3 Mini is a multimodal model from xAI. It offers a 200,000-token context window, costs $9.67 per million input tokens and $44.41 per million output tokens, and averages 73.9 across the index's benchmark suite.
Pricing
Grok 3 Mini costs $9.67 per million input tokens and $44.41 per million output tokens. A blended 3:1 input-to-output mix works out to about $18.35 per million tokens. Cached input is listed at $0.98 per million tokens.
| Item | Price | Notes |
|---|---|---|
| Input | $9.67 | per 1M tokens |
| Output | $44.41 | per 1M tokens |
| Cached input | $0.98 | per 1M tokens |
| Blended 3:1 | $18.35 | estimate per 1M tokens |
| 1M in + 1M out | $54.08 | estimate |
Benchmarks
Scores below are modelled estimates on a 0–100 scale. Use them to compare relative position, not as official vendor results.
| Benchmark | Score | Rank | Percentile | Relative |
|---|---|---|---|---|
| MMLU-Pro | 77.7 | 253 | 58th | |
| GPQA Diamond | 70.3 | 254 | 58th | |
| SWE-bench Verified | 64.6 | 218 | 64th | |
| HumanEval | 77.3 | 303 | 50th | |
| MATH-500 | 75.3 | 320 | 47th | |
| AIME 2025 | 67.4 | 307 | 49th | |
| LiveCodeBench | 64.2 | 312 | 48th | |
| IFEval | 82.1 | 272 | 55th | |
| TruthfulQA | 77.4 | 269 | 55th | |
| HellaSwag | 83.9 | 285 | 53th | |
| MMMU | 73.1 | 216 | 64th | |
| Arena Elo | 1380.3 | 272 | 55th |
What Grok 3 Mini is good for
Grok 3 Mini is a general-purpose model in the index. It handles text generation, summarization and question answering, and it can be a sensible default when you need a balance of quality, price and context. At $9.67 per million input tokens with a 200,000-token window, check its benchmark profile against the specific task before committing.
Strengths
- Large 200,000-token context window for long documents and agent traces.
- Accepts more than text, including image input where the provider supports it.
Trade-offs
- Proprietary licence: you cannot download the weights or self-host the model.
- Premium input pricing at $9.67 per million tokens.
How it compares
| Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|
| Gemma 3 Instruct | Google DeepMind | 128000 | $3.72 | 74.1 |
| Reka Flash | Reka AI | 128000 | $9.95 | 74.1 |
| Hunyuan-Large Base | Tencent | 200000 | $3.64 | 74.0 |
| Llama 3 DeepInfra | DeepInfra | 128000 | $3.67 | 74.0 |
| Llama 3.3 Base | Meta AI | 32768 | $3.63 | 74.0 |
| Grok 3 Mini | xAI | 200000 | $9.67 | 73.9 |
FAQ
How much does Grok 3 Mini cost?
Grok 3 Mini is listed at $9.67 per million input tokens and $44.41 per million output tokens. Cached input is $0.98 per million tokens. A blended 3:1 input-to-output mix is about $18.35 per million tokens.
What is the context window of Grok 3 Mini?
Grok 3 Mini has a context window of 200,000 tokens and can emit up to 8,192 output tokens per request in this index.
Is Grok 3 Mini open weights?
No. Grok 3 Mini is a proprietary model with a proprietary licence, so you cannot download the weights.
How does Grok 3 Mini score on benchmarks?
Grok 3 Mini averages 73.9 across the scored benchmarks in this index, ranking #281 of 600 models. Its strongest relative result is Arena Elo at 1380.3.
What is Grok 3 Mini best for?
Grok 3 Mini is a general-purpose model in the index. It handles text generation, summarization and question answering, and it can be a sensible default when you need a balance of quality, price and context. At $9.67 per million input tokens with a 200,000-token window, check its benchmark profile against the specific task before committing.