StealthMark — See which AI agents read your site, and decide what they can do
stealthmark.io
LaunchIndex first observed StealthMark — See which AI agents read your site, and decide what they can do (stealthmark.io) live on 13 October 2026. View its launch screenshot, category, technologies, and verification evidence.
A launch record built from evidence.
StealthMark — See which AI agents read your site, and decide what they can do (stealthmark.io) was first observed live on 13 October 2026.
Open-source middleware for Next.js, Express, and Fastify that detects which AI agents read your site and lets you observe, authorize, or block them from one console.
Its profile is classified as Saas within Technology / Developer tools. Verification detected Next.js.
What the launch signal contained.
- First observed live
- Previous state
- No prior non-live observation
- Last verified
- Canonical host
- stealthmark.io
- Category
- Technology / Developer tools
- Website type
- Saas
- Observed title
- StealthMark — See which AI agents read your site, and decide what they can do
- Observed description
- Open-source middleware for Next.js, Express and Fastify that shows which AI agents and crawlers read your site, and lets you observe, guide or block them. Free for 10,000 agent events a month.
- Detected technologies
- Next.js
- Screenshot captured
- Evidence source
- Browser observation · Local
- Evidence confidence
- 93%
- HTTP status
- 200
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