Return Signals

Return Signals is a Y Combinator-backed company that proactive AI customer support that engages high-value users. The company participated in the Winter 2026 batch of Y Combinator.

Proactive AI customer support that engages high-value users. By using LLM's to engage customers in an authentic way before they reach out to customer support we minimize support tickets, build relationships and deliver upsells. We are the only AI agent on the market with sufficient engagement to be allowed to send iMessages outbound.

Return Signals was part of Y Combinator's Winter 2026 cohort, has a team of approximately 2 employees, and is actively operating.