I feel like the better positioning would be evals for voice agents. It seems just as challenging to figure out all the ways your system can go wrong, as it is to build the system in the first place. Doing this in a way that actually adds value without any domain expertise, seems impossible.
If it did, wouldn't all the companies with production AI text interfaces be using similar techniques? Now being able to easily replay a conversation that was recorded with a real user seems like a huge value add.