Perplexity made a similar longshot offer for TikTok at the peak of that controversy, so yes it's a stunt: https://www.cnbc.com/2025/01/18/perplexity-ai-makes-a-bid-to...

They've already forked Chromium. https://www.perplexity.ai/comet

Yes they are. They did it with their bid to buy TikTok which went no where.

Perplexity already has a browser. At this point, this is complete desperation from them for attention.