Propolis
YC X25 · Acquired · Hands off QA via intelligent browser agents.
Competitors
| Company | Category | Status | Program |
|---|---|---|---|
 SmoothShared: browser agentActiveAI | AI | Active | YCF24 |
 CloudCruiseShared: browser agentActiveAI, Devtools | AI, Devtools | Active | YCW24 |
 ContextFortShared: browser agentActiveAI | AI | Active | YCS25 |
 Kura AIShared: browser agentActiveAI | AI | Active | YCS24 |
 RepromptShared: browser agentActiveAI | AI | Active | YCW24 |
Adjacent
| Company | Category | Status | Program |
|---|---|---|---|
 Synthetic SocietyShared: simulate real, real userActiveDevtools | Devtools | Active | YCS25 |
 OnfolkShared: hand offAcquiredOther | Other | Acquired | YCS21 |
 VibeFlowShared: hand offActiveAI, Devtools | AI, Devtools | Active | YCS25 |
 MeteorShared: browser agentActiveAI | AI | Active | YCS25 |
 NotteShared: browser agentActiveAI, Devtools | AI, Devtools | Active | YCS25 |
Also from X25 in AI
All of X25
Founders
- Marc PapazianFounder/CEO
- Matt WhiteFounder/CTO
About Propolis
Propolis simulates real users via swarms of autonomous browser agents that test for you.
- YC batch
- X25 · Spring 2025
- Status, per YC
- Acquired
- Category
- AI
- Team size
- 2
- Location
- New York City, NY, USA
- Founded
- 2025
- Checked
- 31m ago
Propolis: questions
Which YC batch was Propolis in?
Propolis was in Y Combinator's Spring 2025 batch (X25).
Is Propolis still active?
Y Combinator lists Propolis as acquired.
Who founded Propolis?
Propolis's founders, as listed on its YC page: Marc Papazian (Founder/CEO), Matt White (Founder/CTO).
Where is Propolis based?
Propolis lists New York City, NY, USA as its location on YC's directory.
Sources: each program's public company list, read twice a week. Not affiliated with Y Combinator or any other program. Logos via logo.dev; trademarks belong to their owners.