diff --git a/README.md b/README.md
index 903cd51..6d8967b 100644
--- a/README.md
+++ b/README.md
@@ -88,7 +88,7 @@ SmartAgent
 ├── Everclaw (decentralized inference)
 │   ├── Morpheus API Gateway (open access, cloud)
 │   ├── Morpheus P2P Proxy (local, staked MOR)
-│   └── Gateway Guardian v3 (self-healing watchdog with circuit breaker)
+│   └── Gateway Guardian v4 (billing-aware self-healing watchdog)
 └── SmartAgent Config
     ├── SOUL.md (agent personality)
     ├── AGENTS.md (workspace conventions)
diff --git a/docs/index.html b/docs/index.html
index 25a6f79..68441a2 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -515,7 +515,7 @@ <h2>Under the Hood</h2>
 ├── <span class="hl3">Everclaw</span> <span style="color: var(--text-muted);">(decentralized inference)</span>
 │   ├── Morpheus API Gateway <span style="color: var(--text-muted);">— open access, cloud</span>
 │   ├── Morpheus P2P Proxy <span style="color: var(--text-muted);">— local, staked MOR</span>
-│   └── Gateway Guardian v3 <span style="color: var(--text-muted);">— self-healing watchdog with circuit breaker</span>
+│   └── Gateway Guardian v4 <span style="color: var(--text-muted);">— billing-aware self-healing watchdog</span>
 └── <span class="hl">SmartAgent Config</span>
     ├── SOUL.md <span style="color: var(--text-muted);">— agent personality</span>
     ├── AGENTS.md <span style="color: var(--text-muted);">— workspace conventions</span>