/plugin install fails with 'invalid scehma' on plugins.x.source for claude-plugins-officalmarketplace

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?

Claude told me I found a legit error - 2.1.81, macos

❯ /plugin install rust-analyzer-lsp@claude-plugins-official
⎿ Failed to load all marketplaces. Errors: claude-plugins-official: Failed to load marketplace
"claude-plugins-official" from source (github): Failed to parse marketplace file at
/Users/cbertoia/.claude/plugins/marketplaces/anthropics-claude-plugins-official/.claude-plugin/marketplace.json:
Invalid schema:
/Users/cbertoia/.claude/plugins/marketplaces/anthropics-claude-plugins-official/.claude-plugin/marketplace.json
plugins.2.source: Invalid input, plugins.5.source: Invalid input, plugins.12.source: Invalid input,
plugins.29.source: Invalid input, plugins.48.source: Invalid input, plugins.57.source: Invalid input,
plugins.62.source: Invalid input, plugins.64.source: Invalid input, plugins.86.source: Invalid input,
plugins.96.source: Invalid input, plugins.104.source: Invalid input, plugins.116.source: Invalid input

What Should Happen?

it should work!

Error Messages/Logs

❯ /plugin install rust-analyzer-lsp@claude-plugins-official                                                             
  ⎿  Failed to load all marketplaces. Errors: claude-plugins-official: Failed to load marketplace                       
     "claude-plugins-official" from source (github): Failed to parse marketplace file at                                
     /Users/cbertoia/.claude/plugins/marketplaces/anthropics-claude-plugins-official/.claude-plugin/marketplace.json:   
     Invalid schema:                                                                                                    
     /Users/cbertoia/.claude/plugins/marketplaces/anthropics-claude-plugins-official/.claude-plugin/marketplace.json
     plugins.2.source: Invalid input, plugins.5.source: Invalid input, plugins.12.source: Invalid input,                
     plugins.29.source: Invalid input, plugins.48.source: Invalid input, plugins.57.source: Invalid input,              
     plugins.62.source: Invalid input, plugins.64.source: Invalid input, plugins.86.source: Invalid input,              
     plugins.96.source: Invalid input, plugins.104.source: Invalid input, plugins.116.source: Invalid input

Steps to Reproduce

run the command ❯ /plugin install rust-analyzer-lsp@claude-plugins-official
⎿

Claude Model

Sonnet (default)

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

2.1.81

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_