AI Model Comparison
Grok-2
Grok-2 — xAI large language model (2024) with a 128K-token context window and an MMLU score of 87.5%.
Key specifications
| MMLU (capability) | 87.5% |
|---|---|
| Context window (K tokens) | 128 |
| Input price ($/1M) | 2 |
| Output price ($/1M) | 10 |
About Grok-2
The Grok-2 is a large language model from xAI with a 128K-token context window and an MMLU score of 87.5%. It is proprietary api, accessed via API. MMLU measures general knowledge and reasoning; real-world quality also depends on coding, tool use, latency and safety.
The comparisons below show how Grok-2 stacks up against the alternatives people most often weigh against it, with the specific numbers laid out side by side.
Frequently asked questions
Is the Grok-2 any good?
Grok-2 — xAI large language model (2024) with a 128K-token context window and an MMLU score of 87.5%.
What are the key specs of the Grok-2?
See the specification table above for the full breakdown.
✓ Reviewed by Priya Nair, Data Quality Reviewer.
Last updated 2026-05-01