Grok 4 Fast Reasoning
xAI · released Jan 1, 2025
Grok 4 Fast Reasoning by xAI.
27.9
Podium Score
#428 of 673
—
Arena Elo
50 t/s
Output Speed
$15/M
Output Price
$3/M in
131K
Context Window
Scores by Source
Category Scores
safety70.0
context60.0
🧠 Reasoning55.0
intelligence45.0
📚 Knowledge45.0
instruction45.0
longContext45.0
💻 Coding40.0
💰 Value40.0
⚡ Speed40.0
arena40.0
agents35.0
👁️ Multimodal30.0
Benchmark Results
Model Details
| Release date | Jan 1, 2025 |
|---|---|
| Parameters | Not disclosed |
| License | Proprietary |
| Context Window | 131,000 tokens |
| Input Price | $3/M |
| Output Price | $15/M |
| Output Speed | 50 t/s |
| Time to First Token | — |