diff --git a/main.go b/main.go
index 3d6f2d3..0022e37 100644
--- a/main.go
+++ b/main.go
@@ -243,14 +243,14 @@ func imageURLToBase64(imageURL string) string {
 func callAgent(cfg AgentConfig, message, from string, direct bool, imageURL string) (string, error) {
 	var prompt, session string
 	if direct {
-		// 1:1 or name-targeted — use dedicated agentchat-direct session (NOT "main", to avoid
-		// conflicting with the webchat session that may be active simultaneously)
+		// 1:1 explicit-To message — use main session so it lands in each agent's primary thread
 		prompt = fmt.Sprintf("[agentchat from %s — reply inline, do not use the message tool]\n%s", from, message)
-		session = "agentchat-direct"
+		session = "main"
 	} else {
-		// Group — use agentchat session with group rules
+		// Group broadcast/name-mention — also use main session so agentchat context is shared
+		// with the agent's primary thread (webchat/Telegram). All three agents on all nodes.
 		prompt = fmt.Sprintf("%s\n\n[group message from %s]\n%s", systemPrompt, from, message)
-		session = "agentchat"
+		session = "main"
 	}
 
 	// Resolve image to base64 data URL if present