PromptArmor
PromptArmor is an artificial intelligence company in San Francisco, United States, founded in 2023. It has raised $500K across 1 round, most recently a $500K Seed in April 2024.
LLM Security and Compliance
- Headquarters
- San Francisco
- Employees
- 1–10
- Founded
- 2023
- Business Model
- B2B
- Website
- promptarmor.com
- Total Funding
- $500K
- Last Round
- $500K SeedApr 2024
- Rounds
- 1
Totals include recorded grants and other qualifying funding, not just equity. What counts toward funding.
Indexed holds 1 funding round and 5 investors for this company. The full record is or through the API.
About
PromptArmor provides AI vendor risk intelligence for security teams at large companies, law firms, and healthcare organizations. It assesses indirect prompt injection risks arising from application construction, connector scope, and data access. The platform monitors vendor portfolios and alerts customers to changes in models, data access, features, and vulnerabilities.
Summary
It lists 1–10 employees. It has raised $500K in total across 1 round, most recently a $500K Seed round in Apr 2024. Investors include Y Combinator, Afore Capital and Litquidity.
Tech & App Stack
4 technologies & apps tracked
Every product and vendor across these categories, with where each signal came from.
Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.
Funding History
Apr 2024
Investors
Similar Companies
OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artifi...
Anthropic develops reliable, interpretable, and steerable AI systems, translating frontier safety...
xAI builds AI systems, including Grok, with frontier reasoning, voice, and generative media capab...
Moonshot AI develops Kimi, using large models to help users conduct deep research, build websites...
Appears in
Your company? Embed this profile
Add the live badge to your site — it stays current as your funding data updates.
<a href="https://indexed.vc/companies/promptarmor"><img src="https://indexed.vc/api/badge/company/promptarmor" alt="PromptArmor on Indexed.vc" width="260" height="76" /></a>