Anthropic Claude Chat

Chat playground

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

Use https://api.anthropic.com or a Microsoft Foundry resource base endpoint. Foundry sends the deployment name as model; the native endpoint sends the Anthropic model name.

Tools

Web Search: Off WebIQ: Off

Connection

Anthropic: https://api.anthropic.com or Foundry base endpoint: https://resource.services.ai.azure.com or https://resource.openai.azure.com

Endpoint

Anthropic Model Name

Foundry Deployment Name

Authentication Mode

API Key

Model controls

Max Output Tokens

Service Tier

Automatic Prompt Cache

Adaptive Thinking

Thinking Display

Reasoning Effort

Inference Geography

Opaque User ID (optional)

Stop Sequences

Templates

System Prompt

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

Start a Claude conversation

Write a prompt and generate an answer. The latest turn appears here while the complete conversation stays available for follow-up prompts.

Ask anything (Ctrl+Enter to run)