Grok 4.1 fast
Grok 4.1 Fast provides an immense 2M token context window. It is specifically optimized for high-speed document retrieval, customer support automation, and processing massive data pipelines.
Leaderboards
Average Score combining domain-specific Autobench scores; Higher is better
Performance vs. Industry Average
Intelligence
Grok 4.1 fast is of lower intelligence compared to average (2.9), with an intelligence score of 2.8.
Price
Grok 4.1 fast is cheaper compared to average ($0.75 per 1M Tokens) with a price of $0.12 per 1M Tokens.
Latency
Grok 4.1 fast has a lower average latency compared to average (44.25s), with an average latency of 36.20s.
P99 Latency
Grok 4.1 fast has a lower P99 latency compared to average (126.46s), taking 95.82s to receive the first token at P99 (TTFT).
Context Window
Grok 4.1 fast has a larger context window than average (406k tokens), with a context window of 2000k tokens.