---
description: Available in Phoenix 11.19+
---
# 08.05.2025: Claude Opus 4-1 Support 🤖
{% embed url="https://storage.googleapis.com/arize-phoenix-assets/assets/images/phoenix-docs-images/opus-4-1.mp4" %}
Support for Claude Opus 4-1 is now available, enabling teams to begin experimenting and evaluating with the new model from day 0.
{% embed url="https://github.com/Arize-ai/phoenix/pull/8938" %}
MCP directory API
We provide all the information about MCP servers via our MCP API.
curl -X GET 'https://glama.ai/api/mcp/v1/servers/Arize-ai/phoenix'
If you have feedback or need assistance with the MCP directory API, please join our Discord server