diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9d8fbf64..b3a5108d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,8 @@ and this project uses [Calendar Versioning](https://calver.org/) in the format
 
 ### Added
 
+- **HVTracker badge** added to the README badge cluster, linking to the public
+  agent profile at hvtracker.net (closes #628).
 - **`git_gate` read-verb allowlist — raw read-only git for every branch.** The
   PreToolUse `git_gate` previously blocked *all* raw git (forcing `drone @git`
   even for harmless reads), which left agents unable to inspect what git ships —
diff --git a/README.md b/README.md
index 947edb80..d4bc49de 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,7 @@
 [![codecov](https://codecov.io/gh/AIOSAI/AIPass/graph/badge.svg)](https://codecov.io/gh/AIOSAI/AIPass)
 [![OpenSSF Scorecard](https://api.scorecard.dev/projects/github.com/AIOSAI/AIPass/badge)](https://scorecard.dev/viewer/?uri=github.com/AIOSAI/AIPass)
 [![OpenSSF Best Practices](https://www.bestpractices.dev/projects/13095/badge)](https://www.bestpractices.dev/projects/13095)
+[![HVTracker](https://img.shields.io/badge/HVTracker-AIPass-blue)](https://hvtracker.net/agents/aipass/)
 
 <p align="center">
   <img src="assets/logo.png" alt="AIPass" width="400" />