[BUG] claude.ai/code: unable to send messages or list GitHub repos

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?

The web-based Claude Code interface at claude.ai/code is stuck on loading. Unable to send messages or list GitHub repos.

Web console errors:

Day 1 (Nov 30):
ERROR [Statsig] Failed to parse EvaluationResponse

Day 2 (Dec 1):
Uncaught Error: Minified React error #418; visit https://react.dev/errors/418

React error #418 is a hydration mismatch ("Hydration failed because the server rendered HTML didn't match the client").

Troubleshooting attempted:

• Hard refresh
• Waited 24 hours
• Tested in multiple browsers (qutebrowser, Chromium)
• Issue persists in both

Environment:

• OS: Linux 6.12.57-1-lts
• 2 browsers tried: qutebrowser, Chromium

What Should Happen?

able to send messages or list GitHub repos.

Error Messages/Logs

52291-f0ca6c5b99187670.js:14 undefined
87c73c54-d70973cfa781b5d8.js:1 Uncaught Error: Minified React error #418; visit https://react.dev/errors/418?args[]=HTML&args[]= for the full message or use the non-minified dev environment for full errors and additional helpful warnings.
    at rD (87c73c54-d70973cfa781b5d8.js:1:35816)
    at oq (87c73c54-d70973cfa781b5d8.js:1:85320)
    at ik (87c73c54-d70973cfa781b5d8.js:1:115436)
    at 87c73c54-d70973cfa781b5d8.js:1:115281
    at ib (87c73c54-d70973cfa781b5d8.js:1:115289)
    at iu (87c73c54-d70973cfa781b5d8.js:1:111591)
    at iG (87c73c54-d70973cfa781b5d8.js:1:133809)
    at iW (87c73c54-d70973cfa781b5d8.js:1:132020)
    at iN (87c73c54-d70973cfa781b5d8.js:1:129705)
    at iz (87c73c54-d70973cfa781b5d8.js:1:127457)
    at ii (87c73c54-d70973cfa781b5d8.js:1:113562)
    at iu (87c73c54-d70973cfa781b5d8.js:1:112915)
    at iX (87c73c54-d70973cfa781b5d8.js:1:133688)
    at MessagePort.j (52291-f0ca6c5b99187670.js:18:113708)
frame-modern.b522dbfc.js:1 [Intercom] Launcher is disabled in settings or current page does not match display conditions

Steps to Reproduce

Go to claude.ai/code, log in and see

Claude Model

None

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

claude.ai/code

Platform

Other

Operating System

Other Linux

Terminal/Shell

Other

Additional Information

_No response_