Bruno Capuano 11/20/2025

Using Claude Models in Microsoft Foundry with Microsoft.Extensions.AI (temp fix 😏)

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This technical article demonstrates a practical workaround for integrating Anthropic's Claude models with Microsoft.Extensions.AI in Microsoft Foundry. Since official SDK support is unavailable, it shows how to create a custom DelegatingHandler that transforms requests and responses between OpenAI's API format (used by MEAI) and Claude's native Anthropic API format, enabling use of the IChatClient interface.

Using Claude Models in Microsoft Foundry with Microsoft.Extensions.AI (temp fix 😏)

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