PromptArmor
LLM Security and Compliance
About
PromptArmor is an AI-native company based in San Francisco, United States, started in 2024. LLM Security and Compliance. It went through Y Combinator in the Winter 2024 batch. It is currently hiring.
Generative AISecurityCybersecurityAI
Facts
- Website
- promptarmor.com
- City
- San Francisco
- Country
- United States
- YC batch
- Winter 2024
- Stage
- Early stage
- AI-native
- Yes
- Hiring
- Open roles
More Security in San Francisco

Checkr$4.6bnHiring
People infrastructure for the future of work
San Francisco, United States

Abnormal Security$4bn
Cybersecurity. Valued at $4bn (May 2022).
San Francisco, United States
Coalition$3.5bn
Cybersecurity. Valued at $3.5bn (September 2021).
San Francisco, United States

Vanta$1.6bnHiring
Vanta—the proven leader in automated compliance helping startups…
San Francisco, United States

Socket$1bn
Security software. Valued at $1+bn (May 2026).
San Francisco, United States
Stytch$1bn
Cybersecurity. Valued at $1bn (November 2021).
San Francisco, United States
Is this your company?
Claim this profile
Free and instant: prove you run promptarmor.com and edit the profile yourself.
- Your logo, office address and founder photos
- The ✓ Verified mark next to PromptArmor across the site
- Open roles listed on the Hiring board
- A followed link back to your website
For your website
A rank card with PromptArmor's standing on Labspie, or a simple badge. Both link to this profile and update themselves.
