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Grok 4.1 Fast Non-Reasoning

Parameters

-

Context Length

128K

Modality

Text

Architecture

Dense

License

Proprietary

Release Date

1 Jun 2025

Knowledge Cutoff

-

Technical Specifications

Attention Structure

Multi-Head Attention

Hidden Dimension Size

-

Number of Layers

-

Attention Heads

-

Key-Value Heads

-

Activation Function

-

Normalization

-

Position Embedding

Absolute Position Embedding

Grok 4.1 Fast Non-Reasoning

Grok 4.1 Fast with reasoning mode disabled for maximum speed. Maintains acceptable performance for direct queries with minimal latency. Suitable for simple interactions and high-throughput scenarios where reasoning overhead is not beneficial. Cost-effective option for straightforward tasks.

About Grok

xAI's conversational AI models with real-time knowledge access and strong performance across reasoning, coding, and language tasks. Features extended context windows, fast inference variants, and specialized coding versions. Known for direct communication style and integration with X platform. Includes reasoning variants and optimized versions for different latency requirements.


Other Grok Models

Evaluation Benchmarks

Rank

#79

BenchmarkScoreRank

Agentic Coding

LiveBench Agentic

0.34

28

0.54

49

0.41

57

0.23

60

Rankings

Overall Rank

#79

Coding Rank

#60