Helicone

xAI Grok 4.1 Fast Reasoning

Name: xAI Grok 4.1 Fast Reasoning
Brand: Helicone

Canonical ID: helicone/grok-4-1-fast-reasoning

More Helicone models More grok-4-1-fast-reasoning family models

Fast Grok model for responsive chat, reasoning, and tool-assisted work

Reasoning: Yes Tool use: Yes

Overview

text image

Provider: Helicone
Family: grok-4-1-fast-reasoning
Release date: 2025-11-17
Last updated: 2025-11-17
Input modalities: text, image
Output modalities: text

Pricing and Limits

Token pricing

Input: $0.2/1M
Output: $0.5/1M
Cached input: N/A

Context and output

Context window: 2,000,000
Max output tokens: 2,000,000
Qualified ID: helicone/grok-4-1-fast-reasoning

Model Summary

xAI Grok 4.1 Fast Reasoning is a model listing in the Helicone provider catalog. It is categorized under the grok-4-1-fast-reasoning family.

The model supports text, image modalities across input/output paths. Reported context capacity is 2,000,000. Pricing is listed at $0.2/1M input and $0.5/1M output.

Same Family: grok-4-1-fast-reasoning

Comparable models in the same family across providers.

Browse family

Model	Provider	Context	Input	Output	Flags
Grok 4.1 Fast (Reasoning) firmware/grok-4-1-fast-reasoning	Firmware	2,000,000	$0.2/1M	$0.5/1M	Reasoning Tools
Grok 4.1 Fast Reasoning xai/grok-4-1-fast-reasoning	xAI	2,000,000	$0.2/1M	$0.5/1M	Reasoning Tools
grok-4-1-fast-reasoning jiekou/grok-4-1-fast-reasoning	Jiekou.AI	2,000,000	$0.18/1M	$0.45/1M	Tools
grok-4-1-fast-reasoning 302ai/grok-4-1-fast-reasoning	302.AI	2,000,000	$0.2/1M	$0.5/1M	Reasoning Tools

xAI Grok 4.1 Fast Reasoning

Overview

Pricing and Limits

Token pricing

Context and output

Model Summary

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