AI BriefingReplika
Key point
AI companion Replika adopted ElevenLabs' TTS technology, significantly boosting user retention and voice call duration.
Details
AI companion Replika integrated ElevenLabs' Text to Speech (TTS) technology to strengthen emotional connection with users. The goal goes beyond simple information delivery, aiming to convey natural emotion and tone in everyday conversations to help users form deeper relationships.
When selecting a voice provider, Replika set natural emotional expression and scalability to withstand large-scale traffic as key criteria. ElevenLabs maintained consistent expressiveness even in long conversations, providing the reliability to stably handle millions of conversations.
Following this technology integration, the following results were achieved in terms of user engagement:
- 20% increase in 7-day retention for paid users
- 53% increase in duration of long voice calls of 5 minutes or more
Users were able to immerse themselves more deeply in conversations through the improved voice quality, and responded positively that conversations became more natural and comfortable.
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