# Grok 3: AI model fact sheet

- **Provider:** xai
- **Released:** 2025-02-18
- **Context window:** 128,000 tokens
- **Parameters:** 2.7T
- **Capabilities:** conversation, reasoning, code-generation, analysis

Grok 3 is a cutting-edge AI model from xAI with Big Brain Mode for complex problems, Colossus Supercomputer integration, and Reinforcement Learning optimization. Achieves 1402 Elo on LMArena benchmarks and 93.3% on AIME 2025 mathematics competition.

## Benchmarks

| Benchmark | Score |
| --- | --- |
| MMLU | 83.1% |
| MATH | 69.7% |
| GPQA | 51.9% |
| SWE-bench Verified | 63.8% |
| AIME | 93.3% |
| HumanEval | 94.5% |
| LiveCodeBench | 79.4% |

Source: real side-by-side outputs, pricing and specs at https://rival.tips/models/grok-3