Grok 4 Fast
Current · Released: March 1, 2026
- Context window
- 2.000.000 tokens
- Max output
- 32.768 tokens
- Price input / 1M tokens
- $0.20
- Price output / 1M tokens
- $0.50
Capabilities
- Tekst
- Snel
Benchmark scores
- AIME 2025
- 92.0
- HMMT 2025
- 93.3
- GPQA Diamond
- 85.7
- LiveCodeBench
- 80.0
Notes
Budget variant with 2M context window. Source: openrouter.ai.