When Perplexity AI’s Aravind Srinivas announced in September that students could use the company’s $200 Comet browser for free, the pitch was clear: a study buddy that helps you “find answers faster than ever before.” But just weeks later, Srinivas is having to remind students not to let that study buddy do all the work.

The warning came after a post on X showed a developer using Comet to complete an entire Coursera assignment in seconds. In the 16-second clip, Comet breezes through what appears to be a 45-minute web design assignment with the prompt “Complete the assignment.” The user proudly tagged both Perplexity and Srinivas, writing, “Just completed my Coursera course.”

The 31-year-old CEO responded to the video with just four words: “Absolutely don’t do this.”

Srinivas’

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