[FEATURE] [Cowork] Server Instrunctions

Preflight Checklist

• [x] I have searched existing requests and this feature hasn't been requested yet
• [x] This is a single feature request (not multiple features)

Problem Statement

Following the MCP standard the client can accept server instructions during initialization.

It looks like Claude Code supports that since 1.0.52 but Claude Cowork does not.

Proposed Solution

This should work exactly as stated here: https://blog.modelcontextprotocol.io/posts/2025-11-03-using-server-instructions/

Alternative Solutions

_No response_

Priority

Medium - Would be very helpful

Feature Category

MCP server integration

Use Case Example

_No response_

Additional Context

_No response_