PromptArmor
Track on RadarAI security platform protecting enterprises from novel AI-specific threats.
- Total raised
- $3.2M
- Employees
- 16
- Founded
- 2023
- Momentum
- 28
Stalling
Data updated August 2026
About
About PromptArmor
At a glance
PromptArmor is a cybersecurity company specializing in AI Security, founded in 2023 and headquartered in San Francisco, United States. It has raised $3.2M in total funding, employs about 16 people, and is privately held.
PromptArmor is a cybersecurity company focused on addressing security challenges specific to AI systems within enterprise environments. Founded in San Francisco, the company develops a platform designed to help organizations identify and mitigate threats that arise from the integration of AI into business operations — threats that traditional cybersecurity tools are not built to handle. The company differentiates itself by focusing on what it terms "net-new" AI security problems, explicitly excluding capabilities already available through existing vendors such as AI data loss prevention (DLP), AI cloud asset management, or Shadow AI detection. The PromptArmor platform covers several solution areas: - TPRM (Third-Party Risk Management) in the context of AI systems - Security Operations related to AI threats - Product Security for AI-integrated products - Governance for AI usage - Security Assurance and transparency The company has conducted security research uncovering vulnerabilities in AI-integrated platforms, including disclosed findings in Slack and Writer.com. This research activity supports its positioning as a source of AI-specific threat intelligence. PromptArmor serves enterprise customers across multiple industries, including legal, financial services, healthcare, technology, manufacturing, and education. Its stated customer base includes Fortune 100 enterprises, law firms, and institutional financial organizations.
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FAQ
Frequently asked questions about PromptArmor
When was PromptArmor founded?▾
PromptArmor was founded in 2023.
Where is PromptArmor headquartered?▾
PromptArmor is headquartered in San Francisco, United States.
How much funding has PromptArmor raised?▾
PromptArmor has raised a total of $3.2M in total funding.
Is PromptArmor public or private?▾
PromptArmor is a privately-held company.
How many employees does PromptArmor have?▾
PromptArmor has approximately 16 employees.
