diff --git a/litellm/model_prices_and_context_window_backup.json b/litellm/model_prices_and_context_window_backup.json
index 15807127f13..e3fda66723f 100644
--- a/litellm/model_prices_and_context_window_backup.json
+++ b/litellm/model_prices_and_context_window_backup.json
@@ -34151,6 +34151,7 @@
     },
     "gpt-5-chat": {
         "cache_read_input_token_cost": 1.25e-07,
+        "deprecation_date": "2026-07-23",
         "input_cost_per_token": 1.25e-06,
         "litellm_provider": "openai",
         "max_input_tokens": 128000,
@@ -34186,6 +34187,7 @@
     },
     "gpt-5-chat-latest": {
         "cache_read_input_token_cost": 1.25e-07,
+        "deprecation_date": "2026-07-23",
         "input_cost_per_token": 1.25e-06,
         "litellm_provider": "openai",
         "max_input_tokens": 128000,
diff --git a/model_prices_and_context_window.json b/model_prices_and_context_window.json
index 15807127f13..e3fda66723f 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -34151,6 +34151,7 @@
     },
     "gpt-5-chat": {
         "cache_read_input_token_cost": 1.25e-07,
+        "deprecation_date": "2026-07-23",
         "input_cost_per_token": 1.25e-06,
         "litellm_provider": "openai",
         "max_input_tokens": 128000,
@@ -34186,6 +34187,7 @@
     },
     "gpt-5-chat-latest": {
         "cache_read_input_token_cost": 1.25e-07,
+        "deprecation_date": "2026-07-23",
         "input_cost_per_token": 1.25e-06,
         "litellm_provider": "openai",
         "max_input_tokens": 128000,