diff --git a/app/services/grok/services/image_edit.py b/app/services/grok/services/image_edit.py
index d3c9c2a..84d534a 100644
--- a/app/services/grok/services/image_edit.py
+++ b/app/services/grok/services/image_edit.py
@@ -212,6 +212,32 @@ def _normalize_asset_url(file_uri: str) -> str:
     return f"https://assets.grok.com/{raw}"
 
 
+def _log_final_image_edit_payload(
+    *,
+    prompt_text: str,
+    file_attachments: List[str],
+    model_config_override: dict,
+    tool_overrides: dict,
+    stream: bool,
+) -> None:
+    payload = {
+        "message": str(prompt_text or ""),
+        "fileAttachments": [
+            str(item or "").strip()
+            for item in (file_attachments or [])
+            if str(item or "").strip()
+        ],
+        "toolOverrides": tool_overrides or {},
+        "modelConfigOverride": model_config_override or {},
+        "stream": bool(stream),
+    }
+    try:
+        payload_text = orjson.dumps(payload, option=orjson.OPT_INDENT_2).decode("utf-8")
+    except Exception:
+        payload_text = str(payload)
+    logger.info(f"Image edit upstream payload before send:\n{payload_text}")
+
+
 def _is_assets_content_url(url: str) -> bool:
     raw = str(url or "").strip()
     if not raw:
@@ -937,6 +963,13 @@ class ImageEditService:
                         },
                     }
                 }
+                _log_final_image_edit_payload(
+                    prompt_text=prompt_text,
+                    file_attachments=file_attachments,
+                    model_config_override=model_config_override,
+                    tool_overrides=tool_overrides,
+                    stream=stream,
+                )
                 if stream:
                     response = await GrokChatService().chat(
                         token=current_token,
diff --git a/app/services/grok/services/video.py b/app/services/grok/services/video.py
index adc6825..37cfa64 100644
--- a/app/services/grok/services/video.py
+++ b/app/services/grok/services/video.py
@@ -111,6 +111,32 @@ def _normalize_assets_url(value: str) -> str:
     return f"https://assets.grok.com/{raw}"
 
 
+def _log_final_video_payload(
+    *,
+    message: str,
+    file_attachments: list[str] | None = None,
+    tool_overrides: dict | None = None,
+    model_config_override: dict | None = None,
+    mode: str | None = None,
+) -> None:
+    payload = {
+        "message": str(message or ""),
+        "fileAttachments": [
+            str(item or "").strip()
+            for item in (file_attachments or [])
+            if str(item or "").strip()
+        ],
+        "toolOverrides": tool_overrides or {},
+        "modelConfigOverride": model_config_override or {},
+        "mode": mode,
+    }
+    try:
+        payload_text = orjson.dumps(payload, option=orjson.OPT_INDENT_2).decode("utf-8")
+    except Exception:
+        payload_text = str(payload)
+    logger.info(f"Video upstream payload before send:\n{payload_text}")
+
+
 def _classify_video_error(exc: Exception) -> tuple[str, str, int]:
     """将底层异常归一化为用户可读错误。"""
     text = str(exc or "").lower()
@@ -486,6 +512,13 @@ class VideoService:
                 moderated_hit = False
                 try:
                     async with _get_video_semaphore():
+                        _log_final_video_payload(
+                            message=message,
+                            file_attachments=file_attachments,
+                            tool_overrides={"videoGen": True},
+                            model_config_override=model_config_override,
+                            mode=official_mode,
+                        )
                         stream_response = await AppChatReverse.request(
                             session,
                             token,
@@ -577,6 +610,13 @@ class VideoService:
                 moderated_hit = False
                 try:
                     async with _get_video_semaphore():
+                        _log_final_video_payload(
+                            message=message,
+                            file_attachments=[],
+                            tool_overrides={"videoGen": True},
+                            model_config_override=model_config_override,
+                            mode=official_mode,
+                        )
                         stream_response = await AppChatReverse.request(
                             session,
                             token,
@@ -671,6 +711,13 @@ class VideoService:
                 moderated_hit = False
                 try:
                     async with _get_video_semaphore():
+                        _log_final_video_payload(
+                            message=message,
+                            file_attachments=[],
+                            tool_overrides={"videoGen": True},
+                            model_config_override=model_config_override,
+                            mode=official_mode,
+                        )
                         stream_response = await AppChatReverse.request(
                             session,
                             token,
@@ -801,6 +848,13 @@ class VideoService:
                 moderated_hit = False
                 try:
                     async with _get_video_semaphore():
+                        _log_final_video_payload(
+                            message=message,
+                            file_attachments=[],
+                            tool_overrides={"videoGen": True},
+                            model_config_override=model_config_override,
+                            mode=official_mode,
+                        )
                         stream_response = await AppChatReverse.request(
                             session,
                             token,
@@ -936,6 +990,13 @@ class VideoService:
                 moderated_hit = False
                 try:
                     async with _get_video_semaphore():
+                        _log_final_video_payload(
+                            message=message,
+                            file_attachments=file_attachments,
+                            tool_overrides={"videoGen": True},
+                            model_config_override=model_config_override,
+                            mode=mode,
+                        )
                         stream_response = await AppChatReverse.request(
                             session,
                             token,