Claude Code needing me to have a Pro/Max account to use my API Key

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 Code needing me to have a Pro/Max account to use my API Key - what is the point of paying for both then?

What Should Happen?

Claude should just let me use the API Key

Error Messages/Logs

Steps to Reproduce

self explanatory

Claude Model

Sonnet (default)

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

1.0.107

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_