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Grok 4.5 Now Available in GitHub Copilot

Grok 4.5, described as the smartest coding model, is now available in GitHub Copilot. This integration enhances the coding assistant's capabilities for developers.

SynthePulse Insight · AI deep reading

Grok 4.5 Lands on GitHub Copilot: xAI's Coding Model Enters the Mainstream Developer Ecosystem

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xAI announces that its latest coding model, Grok 4.5, has been integrated into GitHub Copilot, covering VSCode and GitHub product lines, while also being available as an API with pricing. This move marks xAI's strategic expansion into developer tools.

  • Grok 4.5 is described by xAI as its 'smartest coding model' and is now integrated into GitHub Copilot.
  • Developers can enable Grok 4.5 via the model selector in products such as VSCode, Copilot CLI, and cloud agents.
  • Some enterprise and business users need to manually enable the model in Copilot settings.
  • Grok 4.5 is also available as an API through the SpaceXAI console, priced at $2 per million input tokens and $6 per million output tokens.
  • xAI recommends referring to the Grok 4.5 announcement for more information on coding performance.
Open section navigationIntegration Details and Availability

Integration Details and Availability

On July 28, 2026, xAI announced that Grok 4.5 has been officially integrated into GitHub Copilot. The model is described as the 'smartest coding model,' targeting millions of developers who use VSCode and GitHub products daily.

GitHub Copilot encompasses multiple products, including cloud agents, Copilot CLI, and the VSCode IDE. Users can start using it by selecting 'Grok 4.5' in the model selector. For some enterprise and business users, the model must first be enabled in Copilot settings.

API Pricing and Performance Reference

In addition to the Copilot integration, Grok 4.5 is also available as an API through the SpaceXAI console, priced at $2 per million input tokens and $6 per million output tokens. xAI recommends users refer to the Grok 4.5 announcement for more information on coding performance.

Credibility boundary

All information in this article comes from xAI's official blog, a first-party source, so factual credibility is high. However, specific performance data (such as benchmark scores) for the model are not provided in this article and require reference to other sources.

Insight takeaway

The integration of Grok 4.5 into GitHub Copilot represents a significant move by xAI in the developer ecosystem, reaching a large user base through mainstream IDEs and toolchains, while the API pricing strategy offers developers flexible usage options.

Sources for this version

  1. Grok 4.5 in GitHub CopilotxAI Blog

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xAI Blog

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