O3-mini agent mod not use mdc

I have clearly used the prompt to use the ■■ tool, but I cannot trigger the tool. Claude works very well.

if I use o3-mini:


if I use claude:

I can see many other tool and custom self’s mdc server tools

You have a cursor rule to call you Boss, or is it just an improvisation?

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Could you share an example of what you’re trying to do with the MDC tool that isn’t working? O3-mini should have access to all tools, but seeing your specific use case would help us figure out what’s going on