diff --git a/plexio/models/plex.py b/plexio/models/plex.py
index b6afcc2..17719c5 100644
--- a/plexio/models/plex.py
+++ b/plexio/models/plex.py
@@ -218,7 +218,7 @@ def get_stremio_streams(self, configuration):
                         },
                     ),
                     subtitles=external_subtitles,
-                    behaviorHints={'bingeGroup': quality_description},
+                    behaviorHints={'bingeGroup': quality_description, 'filename': filename},
                 ),
             )
 
@@ -250,7 +250,7 @@ def get_stremio_streams(self, configuration):
                         ),
                         url=str(transcode_url % {'videoQuality': 100}),
                         subtitles=external_subtitles,
-                        behaviorHints={'bingeGroup': quality_description},
+                        behaviorHints={'bingeGroup': quality_description, 'filename': filename},
                     ),
                 )
 
@@ -270,7 +270,7 @@ def get_stremio_streams(self, configuration):
                             ),
                             url=str(transcode_url % quality_params['plex_args']),
                             subtitles=external_subtitles,
-                            behaviorHints={'bingeGroup': quality_description},
+                            behaviorHints={'bingeGroup': quality_description, 'filename': filename},
                         ),
                     )
 
diff --git a/plexio/models/stremio.py b/plexio/models/stremio.py
index 970653e..6d9e47b 100644
--- a/plexio/models/stremio.py
+++ b/plexio/models/stremio.py
@@ -55,6 +55,8 @@ class StremioStreamBehaviorHints(StremioBase):
     not_web_ready: bool = False
     binge_group: str | None = None
     proxy_headers: dict | None = None
+    filename: str | None = None  # For client-side release fingerprinting (IntroDB, etc.)
+    video_size: int | None = None  # Stremio-standard byte size of the underlying file
 
 
 class StremioStream(StremioBase):