Opportunities › All markets › Prompt Security Tools
Prompt Security Tools
Customers already pay 8 companies here.
Checked Aug 2026
- Players
- 8
- Typical revenue
- $4.5M
- Typically founded
- 2022
- Trends Score
- 69
Trends Score rates how good a market is for someone starting now, out of 100.
One prompt security tool makes $4.5M a year. See which one.
Spot new markets early.
Who's in it
Showing 3 of 8
| Company | Revenue | Founded |
|---|---|---|
| Robust Intelligence | $12M | 2019 |
| HiddenLayer | $7.2M | 2022 |
| Rebuff Protect AI | $5.5M | 2022 |
Revenue here runs from $2.8M to $12M a year.
Spot new markets early.
Who founded each one, with their X handles: Inside Trends Pro →
What they earn, and when they started
Founders read Trends.vc
"This is one of my top 3 email newsletters that I subscribe to."Hiten Shah, Nira
"The amount of value Dru is creating for entrepreneurs is hard to put into words."Andrew Gazdecki, MicroAcquire
"Dru really impressed with what you're doing with Trends.vc! It's so well done."Justin Jackson, Transistor.fm
Related markets
Generative Video APIs16 companies · $92M typical revenueAI app builders15 companies · $33M typical revenueCoding Agents13 companies · $22M typical revenueAI code editors12 companies · $20M typical revenueReal-Time Voice Synthesis APIs8 companies · $7.5M typical revenueLLM Web Scraping APIs8 companies · $4.1M typical revenue
Browse more ideas
Questions
- How many prompt security tools are there?
- Customers already pay 8. They include Robust Intelligence, HiddenLayer, Rebuff Protect AI.
- How much do prompt security tools make?
- Typical revenue is $4.5M a year. Across the 8, revenue runs from $2.8M to $12M.
- When were prompt security tools founded?
- Typically in 2022. The newest started in 2023.