[BUG] Claude.ai desktop crashes immediately when adding MCP Server URL from higgsfield

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

When I try Claude.ai desktop it crashes immediately when adding remote map server url from Higgsfield, very frustrated!

What Should Happen?

Claude should handle this issue immediately, this issue this is going on for 2 weeks and please add higgsfield, mid journey, page and keynote into connectors also in the mobile app, I am using the paid version and expect proper support!

Error Messages/Logs

"Claude will return soon
Claude is currently experiencing a temporary service disruption. We're working on it, please check back soon." try again - go to home

Steps to Reproduce

1 settings 2. connectors 3. customise 4. add custom connector 5. fill in name and remote map server url 6. "Claude will return soon
Claude is currently experiencing a temporary service disruption. We're working on it, please check back soon." try again - go to home

Claude Model

Sonnet (default)

Is this a regression?

No, this never worked

Last Working Version

_No response_

Claude Code Version

don't know not using

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_