Anthropic Playground

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Chat with Claude Opus 4.8 through Anthropic's Messages API or Microsoft Foundry's Anthropic endpoint.

Use https://api.anthropic.com or https://<resource-name>.services.ai.azure.com. Foundry sends the deployment name as model; the native endpoint sends the Anthropic model name.

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The latest turn is shown below. The complete Messages conversation is retained until New Chat is selected.

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