Getting usage limit for external provider

Where does the bug appear (feature/product)?

Cursor IDE

Describe the Bug

I am using my aws bedrock keys then why i am hitting usage limits?
You can see this twit for ss https://x.com/sahil_builds/status/2050564561171059118?s=20

Steps to Reproduce

you can just see ss

Operating System

Windows 10/11

Version Information

3.12.16 v

Does this stop you from using Cursor

Yes - Cursor is unusable

Hey, this isn’t a bug. Using your own API keys (BYOK) in Agent or Composer modes requires a Pro subscription. On the Free plan, this used to work as an undocumented option, but the behavior changed, and BYOK is now gated behind a paid subscription.

More details in the canonical thread: Ask mode with my own API Key required Pro Subscription