
Sherry Jiang(co-founder of Peek) on Twitter shared how their LLM was able to read the context of their users' personal finance data and suggest that the right time to nudge them for spending check-in is on Thursday/Friday, to preempt their weekend splurging habits.
This simple nudge at the right time, in the gentle messaging tone, enabled them to increase their week-3 retention rate to 3x of what it was before (10% to 28%). The even more interesting part: this insight for consumer enagagement increase was discovered by their LLM triaging the consumer data and finding patterns in spending habits.