---
description: Available in Phoenix 12.5+
---
# 10.10.2025: Viewer Role 👀
Introduced a new **VIEWER role** with enforced read-only permissions across both GraphQL and REST APIs, improving access control and security. 
**More in RBAC Docs**:
{% embed url="https://arize.com/docs/phoenix/settings/access-control-rbac" %}
{% embed url="https://github.com/Arize-ai/phoenix/pull/9803" %}
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