# Claude comes to Microsoft Foundry on Azure

By Steven Van · 2026-06-29

Opus 4.8 and Haiku 4.5 are available there via the Messages API, with prompt caching and extended thinking.

Anthropic has brought [Claude](<https://creatorstoolbox.com/tools/claude>) to Microsoft Foundry, running on Azure. **Claude Opus 4.8** and **Claude Haiku 4.5** are available there through the Messages API, with support for prompt caching, extended thinking, and other existing API features.

Read the [announcement](<https://x.com/i/status/2071697437136486585>) for more.

![](<https://pbs.twimg.com/media/HMAh9SLbAAAuWuY.png>)

![Claude](<https://claude.com/images/icon-512x512.png>)

Claude

AI assistant by Anthropic — write, analyze, code, and create with one of the most capable large language models available.

[View Claude →](<https://creatorstoolbox.com/tools/claude>)

[Read Claude comes to Microsoft Foundry on Azure on Creators Toolbox](<https://creatorstoolbox.com/blog/claude-claude-in-microsoft-foundry>)

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Canonical source: https://creatorstoolbox.com/blog/claude-claude-in-microsoft-foundry