diff --git a/open-sse/translator/helpers/responsesApiHelper.js b/open-sse/translator/helpers/responsesApiHelper.js
index 12b7201c..423b2a23 100644
--- a/open-sse/translator/helpers/responsesApiHelper.js
+++ b/open-sse/translator/helpers/responsesApiHelper.js
@@ -20,8 +20,8 @@ export function convertResponsesApiFormat(body) {
   let pendingToolResults = [];
 
   for (const item of body.input) {
-    // Determine item type - Droid may send items without 'type' field
-    // If no type but has role, treat as message
+    // Determine item type - Droid CLI sends role-based items without 'type' field
+    // Fallback: if no type but has role property, treat as message
     const itemType = item.type || (item.role ? "message" : null);
 
     if (itemType === "message") {
diff --git a/open-sse/translator/request/openai-responses.js b/open-sse/translator/request/openai-responses.js
index f62729cf..2efa01e4 100644
--- a/open-sse/translator/request/openai-responses.js
+++ b/open-sse/translator/request/openai-responses.js
@@ -26,8 +26,8 @@ export function openaiResponsesToOpenAIRequest(model, body, stream, credentials)
   let pendingToolResults = [];
 
   for (const item of body.input) {
-    // Determine item type - Droid may send items without 'type' field
-    // If no type but has role, treat as message
+    // Determine item type - Droid CLI sends role-based items without 'type' field
+    // Fallback: if no type but has role property, treat as message
     const itemType = item.type || (item.role ? "message" : null);
 
     if (itemType === "message") {