Perplexity AI
perplexity.aiFounding Story
Perplexity AI was founded in August 2022 by Aravind Srinivas, Denis Yarats, Johnny Ho, and Andy Konwinski. They set out to build an alternative to Google Search by leveraging large language models to construct dynamic, citation-backed answers in real-time.
Key Milestones
Perplexity AI, Inc., was founded in August 2022 by Aravind Srinivas, Denis Yarats, Johnny Ho, and Andy Konwinski.
In July 2024, Perplexity announced the launch of a new publishers' program to share advertising revenue with partners.
The September 2025 release includes a software development kit, an open-source evaluation framework called search_evals, and documentation detailing the API's design and optimization.
As of early 2026, Perplexity AI reached a valuation of $21.21 billion following its Series E-6 funding round.
Funding History
| Date | Round | Amount |
|---|---|---|
| 2022 | Seed | $3.1M |
| 2023 | Series A | $25M |
| 2024 | Series B | $73M |