---
id: "5974a15d-1c0f-4146-92c8-2b0e261a9c44"
type: "Person"
name: "Denis Yarats"
slug: "denis-yarats"
canonical: "https://groundingwiki.com/en/people/denis-yarats/"
markdown: "https://groundingwiki.com/en/people/denis-yarats/index.md"
language: en
same_as:
  - "https://wikidata.org/wiki/Q135089578"
---

# Denis Yarats

Denis Yarats is an entrepreneur and computer scientist. [1]

## Core facts

- **Entity type:** Person

- **Employer:** [Perplexity AI](https://groundingwiki.com/en/organizations/perplexity-ai/index.md) — [2] first-party, checked 24 Sept 2026

- **Occupations:** Computer scientist — [1] structured public data, checked 24 Sept 2026

## Who is Denis Yarats?

Perplexity identifies Yarats as a co-founder and chief technology officer. His publication record includes research on reinforcement learning and language-generation systems. — [2] first-party, checked 24 Sept 2026; [3] independent, checked 24 Sept 2026; [4] independent, checked 24 Sept 2026

## History

- **2018:** Co-authored research on hierarchical text generation and planning. — [4] independent, checked 24 Sept 2026

- **2021:** Co-authored research on reinforcement learning with prototypical representations. — [3] independent, checked 24 Sept 2026

- **2022:** Perplexity was founded in 2022 by a team that included Denis Yarats. — [5] independent, checked 24 Sept 2026

## Relationships

- **works at:** [Perplexity AI](https://groundingwiki.com/en/organizations/perplexity-ai/index.md) — [2] first-party, checked 24 Sept 2026

- **founded:** [Perplexity AI](https://groundingwiki.com/en/organizations/perplexity-ai/index.md) — [6] first-party, checked 22 Sept 2026

## Sources
1. [Denis Yarats \(Q135089578\)](https://wikidata.org/wiki/Q135089578)
   - Publisher: Wikidata
   - Type: structured public data
   - Checked: 24 Sept 2026
   - Evidence:
     - Definition: "The English Wikidata description for Q135089578 is “entrepreneur and computer scientist”; its P106 statement identifies computer scientist."
     - Occupations: "Wikidata P106 identifies Denis Yarats as a computer scientist."
2. [Perplexity Sonar Dominates New Search Arena Evaluation](https://perplexity.ai/api-platform/resources/perplexity-sonar-dominates-new-search-arena-evaluation)
   - Publisher: Perplexity
   - Type: first-party
   - Checked: 24 Sept 2026
   - Evidence:
     - Employer: "Perplexity identifies Denis Yarats as its co-founder and CTO."
     - Who is Denis Yarats?: "The official Perplexity page identifies Yarats as a co-founder and CTO."
     - works at: "Perplexity identifies Denis Yarats as its co-founder and CTO."
3. [Reinforcement Learning with Prototypical Representations](https://proceedings.mlr.press/v139/yarats21a.html)
   - Publisher: Proceedings of Machine Learning Research
   - Type: independent
   - Checked: 24 Sept 2026
   - Evidence:
     - Who is Denis Yarats?: "The PMLR record documents Yarats’s publication on reinforcement learning with prototypical representations."
     - 2021: "The PMLR record lists Denis Yarats as an author of this 2021 reinforcement-learning paper."
4. [Hierarchical Text Generation and Planning for Strategic Dialogue](https://proceedings.mlr.press/v80/yarats18a.html)
   - Publisher: Proceedings of Machine Learning Research
   - Type: independent
   - Checked: 24 Sept 2026
   - Evidence:
     - Who is Denis Yarats?: "The PMLR record documents Yarats’s research publication on hierarchical text generation and planning."
     - 2018: "The PMLR record lists Denis Yarats as an author of the 2018 paper on hierarchical text generation, planning and reinforcement learning."
5. [Inside the Buzzy AI Startup Coming for Google’s Lunch](https://forbes.com/sites/rashishrivastava/2024/04/11/inside-the-buzzy-ai-startup-coming-for-googles-lunch)
   - Publisher: Forbes
   - Type: independent
   - Checked: 24 Sept 2026
   - Evidence:
     - 2022: "Forbes reports that Yarats and the other co-founders decided to build the application in 2022."
6. [timesofindia.indiatimes.com](https://timesofindia.indiatimes.com/technology/tech-news/perplexity-ais-desi-ceo-aravind-srinivas-creates-a-new-billionaire-record/articleshow/124265955.cms)
   - Publisher: timesofindia.indiatimes.com
   - Type: first-party
   - Checked: 22 Sept 2026
   - Evidence:
     - founded: "Wikidata P112 links Perplexity AI to Denis Yarats."

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