diff --git a/litellm/model_prices_and_context_window_backup.json b/litellm/model_prices_and_context_window_backup.json
index 5b68eeb85e3..6675bb170b8 100644
--- a/litellm/model_prices_and_context_window_backup.json
+++ b/litellm/model_prices_and_context_window_backup.json
@@ -32524,6 +32524,7 @@
     "github_copilot/claude-opus-4.8": {
         "cache_creation_input_token_cost": 6.25e-06,
         "cache_read_input_token_cost": 5e-07,
+        "deprecation_date": "2026-11-16",
         "input_cost_per_token": 5e-06,
         "litellm_provider": "github_copilot",
         "max_input_tokens": 200000,
diff --git a/model_prices_and_context_window.json b/model_prices_and_context_window.json
index 5b68eeb85e3..6675bb170b8 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -32524,6 +32524,7 @@
     "github_copilot/claude-opus-4.8": {
         "cache_creation_input_token_cost": 6.25e-06,
         "cache_read_input_token_cost": 5e-07,
+        "deprecation_date": "2026-11-16",
         "input_cost_per_token": 5e-06,
         "litellm_provider": "github_copilot",
         "max_input_tokens": 200000,