diff --git a/src/model_context.py b/src/model_context.py
index 72526e744..342047282 100644
--- a/src/model_context.py
+++ b/src/model_context.py
@@ -220,6 +220,10 @@ KNOWN_CONTEXT_WINDOWS = {
     'hermes': 131072,
     'nous-hermes': 131072,
 
+    # --- Xiaomi ---
+    'mimo-v2.5-pro': 1048576,
+    'mimo-v2.5': 1048576,
+
     # --- Open community ---
     'dolphin': 32768,
     'mythomax': 4096,