Grok 4.3 by xAI | AI model information

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Grok 4.3 by xAI | AI model information

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Model details

Grok 4.3

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xAIgrok-4.3grok

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Quick Info

Provider: xAI
Model key: grok-4.3
Release date: Apr 17, 2026
Last updated

Cost

Input token cost: $1.25
Output token cost: $2.50

Limits

Output tokens: 30,000 tokens
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Apr 17, 2026

Input modalities

Output modalities

Capabilities

1,000,000 tokens

Recent tweets and retweets from xAI

Jun 22, 2026, 11:27 PMUTC

You can now connect Grok to Interactive Brokers, delivering high quality, up-to-date information on your portfolio

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The Grok plugin for Word is live. Draft documents, summarize research from the web and X, or generate diagrams for your writing. Try it now x.ai/grok/word Video

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Grok models are now available on Databricks Agent Bricks. Bring SpaceXAI's latest models to your enterprise data to power capable AI agents. x.ai/news/grok-databricks Video