diff --git a/litellm/model_prices_and_context_window_backup.json b/litellm/model_prices_and_context_window_backup.json
index 70c54b91cbd..08cb2ddb8f7 100644
--- a/litellm/model_prices_and_context_window_backup.json
+++ b/litellm/model_prices_and_context_window_backup.json
@@ -75143,6 +75143,7 @@
         "supports_web_search": false
     },
     "openrouter/nex-agi/nex-n2.5-mini:free": {
+        "deprecation_date": "2026-09-25",
         "input_cost_per_token": 0.0,
         "litellm_provider": "openrouter",
         "max_input_tokens": 262144,
@@ -75162,6 +75163,7 @@
         "supports_web_search": false
     },
     "openrouter/nex-agi/nex-n2.5-pro:free": {
+        "deprecation_date": "2026-09-25",
         "input_cost_per_token": 0.0,
         "litellm_provider": "openrouter",
         "max_input_tokens": 262144,
diff --git a/model_prices_and_context_window.json b/model_prices_and_context_window.json
index 70c54b91cbd..08cb2ddb8f7 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -75143,6 +75143,7 @@
         "supports_web_search": false
     },
     "openrouter/nex-agi/nex-n2.5-mini:free": {
+        "deprecation_date": "2026-09-25",
         "input_cost_per_token": 0.0,
         "litellm_provider": "openrouter",
         "max_input_tokens": 262144,
@@ -75162,6 +75163,7 @@
         "supports_web_search": false
     },
     "openrouter/nex-agi/nex-n2.5-pro:free": {
+        "deprecation_date": "2026-09-25",
         "input_cost_per_token": 0.0,
         "litellm_provider": "openrouter",
         "max_input_tokens": 262144,