diff --git a/docs/concepts/agent.md b/docs/concepts/agent.md
index c02d17d87..9e44382eb 100644
--- a/docs/concepts/agent.md
+++ b/docs/concepts/agent.md
@@ -1,11 +1,11 @@
 ---
-summary: "Agent runtime (embedded p-mono), workspace contract, and session bootstrap"
+summary: "Agent runtime (embedded pi-mono), workspace contract, and session bootstrap"
 read_when:
   - Changing agent runtime, workspace bootstrap, or session behavior
 ---
 # Agent Runtime 🤖
 
-OpenClaw runs a single embedded agent runtime derived from **p-mono**.
+OpenClaw runs a single embedded agent runtime derived from **pi-mono**.
 
 ## Workspace (required)