India, Oct. 9 -- Fortnite's creator tools are getting more interactive, with a new way to build AI powered NPCs that can listen to players and reply through voice. Instead of repeating the same lines, these characters can be given their own personality, knowledge and behaviour, making conversations feel more natural. The feature is part of the Conversations system in Unreal Editor for Fortnite (UEFN), with a dedicated template added in the v42.30 update.

Fortnite Creators can shape an NPC by giving it a personality, background, knowledge and specific behaviour. Players can then talk to the character using voice chat, and the AI creates replies based on how the creator has designed it. So instead of picking from a few fixed lines, you can...