diff --git a/main.go b/main.go
index 78ad464..004994c 100644
--- a/main.go
+++ b/main.go
@@ -439,6 +439,24 @@ func (m *SessionManager) GetCost(sessionID string) (string, *dbus.Error) {
 	return sess.core.Cost(), nil
 }
 
+func (m *SessionManager) GetEnv(sessionID string) (string, *dbus.Error) {
+	m.mu.RLock()
+	_, ok := m.sessions[sessionID]
+	m.mu.RUnlock()
+	if !ok {
+		return "", dbus.MakeFailedError(fmt.Errorf("session not found: %s", sessionID))
+	}
+	var sb strings.Builder
+	fmt.Fprintf(&sb, "OLLIE_SESSION_ID=%s\n", sessionID)
+	for _, e := range os.Environ() {
+		if strings.HasPrefix(e, "OLLIE_") && !strings.HasPrefix(e, "OLLIE_SESSION_ID=") {
+			sb.WriteString(e)
+			sb.WriteByte('\n')
+		}
+	}
+	return sb.String(), nil
+}
+
 // --- Config ---
 
 func (m *SessionManager) GetConfig(sessionID string) (string, *dbus.Error) {
@@ -1262,6 +1280,10 @@ const introspectXML = `<node>
       <arg name="session_id" type="s" direction="in"/>
       <arg name="cost" type="s" direction="out"/>
     </method>
+    <method name="GetEnv">
+      <arg name="session_id" type="s" direction="in"/>
+      <arg name="env" type="s" direction="out"/>
+    </method>
     <method name="GetConfig">
       <arg name="session_id" type="s" direction="in"/>
       <arg name="config" type="s" direction="out"/>