NPC Response Without Player looking at them (UE5 Blueprint Issue)

Hi everyone,

I’m currently working on a prototype using the ConvAI plugin in Unreal Engine 5, and I’ve hit a roadblock I’m hoping someone here can help with.

I’d like my Smart NPCs to respond to the player without requiring the player to be looking directly at them. Since my project is an audio-only game, relying on line of sight doesn’t make much sense for the interaction design.

I tried creating a custom branch in my First Person Player Blueprint to bypass this condition, but unfortunately, it’s not working as expected. I suspect I’m either missing something simple or approaching it the wrong way.

Has anyone successfully set up NPC interactions without using player view direction as a condition? Any tips, node setups, or alternative approaches would be greatly appreciated!


Hello @Maymay,

Welcome to the Convai Developer Forum!

Thanks for the detailed explanation!

For your use case, the best approach is to set the Interaction Radius to 0. This effectively removes distance and view direction restrictions, allowing NPCs to respond regardless of where the player is looking.

You can follow this guide to update the setting: Adjusting Interaction Radius – Unreal Engine Guide

Give that a try and let us know if it resolves the issue.

Thank you so much for the quick reply.

I tried following the guide and looked into adjusting the Interaction Radius, but I couldn’t find the MaxChatDistance variable anywhere in my settings.

I would appreciate any guidance on how to move forward.

Please check the Variables Section.

Very sorry to keep you busy with this issue. After checking the variable section or any other section, I still can’t see it.

Could you please share a screenshot?


Of course. Thanks for taking the time. As you can see I don’t even have the Convai Variable tab.

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Parent Class is not Convai Base Player.

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That’s it ! I did it previously but I guess I didn’t save properly. I am still a beginner so I might ask again other questions in the forum in the future.

So sorry about that and thank you very much for taking the time!!

Don’t worry! Feel free to ask your questions anytime.

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