diff --git a/README.md b/README.md
index 320fa71..4ff009d 100644
--- a/README.md
+++ b/README.md
@@ -58,6 +58,8 @@ file on-the-fly.
 
 - [AI Crawler Census](https://ai-visibility.lastminutedealshq.com/data): open dataset measuring which of these crawlers the Tranco top 5,000 sites allow or block, with per-domain results published for each run so the same sites can be compared over time. Raw JSON, CC BY 4.0.
 
+- [AI Discovery Radar](https://github.com/flober81/ai-discovery-radar): monthly measurement of how many websites actually publish the files that tell AI systems what they may read or use (`robots.txt`, `llms.txt`, `ai.txt`, `tdmrep.json` and similar), and whether those files can be fetched at all. Open data, CC BY 4.0.
+
 ## Contributing
 
 A note about contributing: updates should be added/made to `robots.json`. A GitHub action will then generate the updated `robots.txt`, `table-of-bot-metrics.md`, `.htaccess` and `nginx-block-ai-bots.conf`.