This provides the spec & documentation updates for #1269
SDK implementation: modelcontextprotocol/python-sdk#1225

Motivation and Context

This helps clients navigate through large lists of resources exposed by a server efficiently.

How Has This Been Tested?

npm run check

Breaking Changes

SDKs need to change. Clients should be backward compatible.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation update

Checklist

• I have read the MCP Documentation
• My code follows the repository's style guidelines
• New and existing tests pass locally
• I have added appropriate error handling
• I have added or updated documentation as needed

Additional context

SEP: #1269
SDK Implementation: modelcontextprotocol/python-sdk#1225