default settings for openrouter and kimi k2.6 cause it to not work

### What happened?

<img width="2408" height="1331" alt="Image" src="https://github.com/user-attachments/assets/211dea30-7b5c-4a8a-86dd-aa8a7a0c755a" />

### Steps to reproduce

download pi 
add openrouter 
type a message 
fail 


### Expected behavior

download pi 
add openrouter 
type a message 
it works 


### Version

v0.74.1