diff --git a/litellm/model_prices_and_context_window_backup.json b/litellm/model_prices_and_context_window_backup.json
index aa79cadae2a..22aa3190dfa 100644
--- a/litellm/model_prices_and_context_window_backup.json
+++ b/litellm/model_prices_and_context_window_backup.json
@@ -32657,6 +32657,7 @@
     },
     "gpt-5-codex": {
         "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": 272000,
@@ -32740,6 +32741,7 @@
     },
     "gpt-5.1-codex-mini": {
         "cache_read_input_token_cost": 2.5e-08,
+        "deprecation_date": "2026-07-23",
         "input_cost_per_token": 2.5e-07,
         "litellm_provider": "openai",
         "max_input_tokens": 400000,
@@ -32770,6 +32772,7 @@
     },
     "gpt-5.1-codex-max": {
         "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": 400000,
@@ -32801,6 +32804,7 @@
     },
     "gpt-5.1-codex": {
         "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": 400000,
@@ -32832,6 +32836,7 @@
     },
     "gpt-5.1-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,
@@ -32968,6 +32973,7 @@
     },
     "gpt-5.2-codex": {
         "cache_read_input_token_cost": 1.75e-07,
+        "deprecation_date": "2026-07-23",
         "input_cost_per_token": 1.75e-06,
         "litellm_provider": "openai",
         "max_input_tokens": 272000,
@@ -32999,6 +33005,7 @@
     },
     "gpt-5.2-chat-latest": {
         "cache_read_input_token_cost": 1.75e-07,
+        "deprecation_date": "2026-08-10",
         "input_cost_per_token": 1.75e-06,
         "litellm_provider": "openai",
         "max_input_tokens": 128000,
@@ -34822,6 +34829,7 @@
     },
     "gpt-5.3-chat-latest": {
         "cache_read_input_token_cost": 1.75e-07,
+        "deprecation_date": "2026-08-10",
         "input_cost_per_token": 1.75e-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 aa79cadae2a..22aa3190dfa 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -32657,6 +32657,7 @@
     },
     "gpt-5-codex": {
         "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": 272000,
@@ -32740,6 +32741,7 @@
     },
     "gpt-5.1-codex-mini": {
         "cache_read_input_token_cost": 2.5e-08,
+        "deprecation_date": "2026-07-23",
         "input_cost_per_token": 2.5e-07,
         "litellm_provider": "openai",
         "max_input_tokens": 400000,
@@ -32770,6 +32772,7 @@
     },
     "gpt-5.1-codex-max": {
         "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": 400000,
@@ -32801,6 +32804,7 @@
     },
     "gpt-5.1-codex": {
         "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": 400000,
@@ -32832,6 +32836,7 @@
     },
     "gpt-5.1-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,
@@ -32968,6 +32973,7 @@
     },
     "gpt-5.2-codex": {
         "cache_read_input_token_cost": 1.75e-07,
+        "deprecation_date": "2026-07-23",
         "input_cost_per_token": 1.75e-06,
         "litellm_provider": "openai",
         "max_input_tokens": 272000,
@@ -32999,6 +33005,7 @@
     },
     "gpt-5.2-chat-latest": {
         "cache_read_input_token_cost": 1.75e-07,
+        "deprecation_date": "2026-08-10",
         "input_cost_per_token": 1.75e-06,
         "litellm_provider": "openai",
         "max_input_tokens": 128000,
@@ -34822,6 +34829,7 @@
     },
     "gpt-5.3-chat-latest": {
         "cache_read_input_token_cost": 1.75e-07,
+        "deprecation_date": "2026-08-10",
         "input_cost_per_token": 1.75e-06,
         "litellm_provider": "openai",
         "max_input_tokens": 128000,