FastRouter

Grok 4

Name: Grok 4
Brand: FastRouter

Canonical ID: fastrouter/x-ai/grok-4

More FastRouter models More grok-4 family models

Grok model for agentic tool use, reasoning, coding, and live assistance

Reasoning: Yes Tool use: Yes

Overview

text

Provider: FastRouter
Family: grok-4
Release date: 2025-07-09
Last updated: 2025-07-09
Input modalities: text
Output modalities: text

Pricing and Limits

Token pricing

Input: $3/1M
Output: $15/1M
Cached input: N/A

Context and output

Context window: 256,000
Max output tokens: 64,000
Qualified ID: fastrouter/x-ai/grok-4

Model Summary

Grok 4 is a model listing in the FastRouter provider catalog. It is categorized under the grok-4 family.

The model supports text modalities across input/output paths. Reported context capacity is 256,000. Pricing is listed at $3/1M input and $15/1M output.

Same Family: grok-4

Comparable models in the same family across providers.

Browse family

Model	Provider	Context	Input	Output	Flags
Grok 4 vercel/xai/grok-4	Vercel AI Gateway	256,000	$3/1M	$15/1M	Reasoning Tools
Grok 4 zenmux/x-ai/grok-4	Zenmux	256,000	$3/1M	$15/1M	Reasoning Tools
Grok 4 azure/grok-4	Azure	256,000	$3/1M	$15/1M	Reasoning Tools
Grok 4 azure_cognitive_services/grok-4	Azure Cognitive Services	256,000	$3/1M	$15/1M	Reasoning Tools
Grok 4 xai/grok-4	xAI	256,000	$3/1M	$15/1M
Grok 4 requesty/xai/grok-4	Requesty	256,000	$3/1M	$15/1M	Reasoning Tools
Grok-4 poe/xai/grok-4	Poe	256,000	$3/1M	$15/1M	Reasoning Tools
xAI Grok 4 helicone/grok-4	Helicone	256,000	$3/1M	$15/1M	Tools
xAI: Grok 4 kilo/x-ai/grok-4	Kilo Gateway	256,000	$3/1M	$15/1M	Reasoning Tools

Grok 4

Overview

Pricing and Limits

Token pricing

Context and output

Model Summary

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