Model profile
xAI

Grok 4.1 Fast (Non-reasoning)

Grok 4.1 Fast (Non-reasoning) is a budget text-first model from xAI with a fast runtime profile, unknown context posture, and the clearest fit around coding / agent workflows.

Best for: Coding / Agent workflowsFast latencyUnknown contextBudget pricing
Intelligence
23.6

Benchmark blend

Coding
0.399

Dev workflow signal

Context
N/A

Unknown

Input Price
$0.20

Budget tier

Decision snapshot
50

Grok 4.1 Fast (Non-reasoning) currently reads as a budget text-first option with unknown context and a fast runtime profile.

Overall profile
Use-case specific
Best for
Coding / Agent workflows
Latency tier
Fast
Price tier
Budget
Source coverage
OpenRouter

Decision Strip

Decision rail before the raw tables

Core buy-side signals stay in one pass. The rest of the page expands only after intelligence, speed, context, and price are clear.

Intelligence
23.6
24

General reasoning and benchmark headroom.

Limited
Speed
111 tok/s
89

TTFT 0.43s

Above average
Context
N/A
34

How much prompt and task state can stay in view.

Limited
Price
$0.20
86

$0.50 output / 1M

Efficient

Editorial Profile

Grok 4.1 Fast (Non-reasoning) in one narrative

Positioning, tradeoffs, and fit are consolidated into one read instead of repeating the same story across separate cards.

Use-case specificCoding score 40Math score 36

The Grok 4.1 Fast (Non-reasoning) AI model by xAI.

Identity

xAI text-first profile

Positioning

Coding / Agent workflows with unknown context and fast runtime.

Cost posture

Efficient spend profile. More comfortable for sustained prompt volume if the capability fit is right.

Strengths
  • Latency and throughput look responsive enough for interactive loops.

Tradeoffs
  • Budget-friendly input pricing is a strength, but raw capability may vary by workload.

  • Current metadata points to a text-first profile rather than a broad multimodal one.

Best fit
  • Focused chat, retrieval-augmented flows, and narrower production tasks.

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Context
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Input Price
$0.20
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Intelligence
32.1
Context
N/A
Input Price
$0.30
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Grok 3 Reasoning Beta

Intelligence
21.6
Context
N/A
Input Price
$0.00

Benchmarks

Grouped by job-to-be-done

Only benchmark categories with actual signal are shown. Secondary values stay as simple definitions instead of nested micro-cards.

General intelligence

Broad reasoning, knowledge depth, and flagship benchmark posture.

Intelligence Index
23.6
MMLU Pro
74.3%
GPQA
63.7%
Coding

Software implementation, debugging quality, and coding benchmark signal.

LiveCodeBench
0.399

Extra benchmark cuts are not available for this category yet.

Specs & Pricing

Technical snapshot and cost posture

Specs stay neutral, pricing gets emphasis through values rather than extra containers. Raw provider internals remain in metadata at the end.

Technical snapshot
Context Window
N/A
Vision
Text-first
Price architecture
Input
per 1M input tokens
$0.20
Output
per 1M output tokens
$0.50
Blended
AA 3:1 mix
N/A

This model is relatively efficient on price. It is the easier fit when sustained prompt volume matters.