IR Expert Moves from LightOn to Perplexity AI
eliebakouch · x · 2026-08-20
Antoine Chaffin announced he is leaving LightOn to join Perplexity AI.
Background & Motivation:
- Career Move: He expresses pride in what was built at LightOn and gratitude for the team's support.
- Consistent Goal: Despite the company change, his core objective remains "solve search, in the open."
- Expertise: He has a background in Information Retrieval (IR) and was noted by a colleague for destroying multiple SOTA records during his time at LightOn.
Related event: LightOn Engineer Antoine Chaffin Joins Perplexity AI(9 posts)→
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