diff --git a/litellm/model_prices_and_context_window_backup.json b/litellm/model_prices_and_context_window_backup.json
index 15eba7f8af8..b6521557f83 100644
--- a/litellm/model_prices_and_context_window_backup.json
+++ b/litellm/model_prices_and_context_window_backup.json
@@ -75064,12 +75064,10 @@
     "gemini-nano-banana-2.1": {
         "cache_read_input_token_cost": 1.5e-07,
         "cache_read_input_token_cost_batches": 7.5e-08,
-        "cache_read_input_token_cost_flex": 7.5e-08,
         "cache_read_input_token_cost_priority": 2.7e-07,
         "input_cost_per_image": 0.00168,
         "input_cost_per_token": 1.5e-06,
         "input_cost_per_token_batches": 7.5e-07,
-        "input_cost_per_token_flex": 7.5e-07,
         "input_cost_per_token_priority": 2.7e-06,
         "litellm_provider": "vertex_ai-language-models",
         "max_input_tokens": 131072,
@@ -75080,7 +75078,6 @@
         "output_cost_per_image_token": 3e-05,
         "output_cost_per_token": 7.5e-06,
         "output_cost_per_token_batches": 3.75e-06,
-        "output_cost_per_token_flex": 3.75e-06,
         "output_cost_per_token_priority": 1.35e-05,
         "search_context_cost_per_query": {"search_context_size_low":0.014,"search_context_size_medium":0.014,"search_context_size_high":0.014},
         "source": "https://cloud.google.com/gemini-enterprise-agent-platform/generative-ai/pricing",
@@ -75113,12 +75110,10 @@
     "vertex_ai/gemini-nano-banana-2.1": {
         "cache_read_input_token_cost": 1.5e-07,
         "cache_read_input_token_cost_batches": 7.5e-08,
-        "cache_read_input_token_cost_flex": 7.5e-08,
         "cache_read_input_token_cost_priority": 2.7e-07,
         "input_cost_per_image": 0.00168,
         "input_cost_per_token": 1.5e-06,
         "input_cost_per_token_batches": 7.5e-07,
-        "input_cost_per_token_flex": 7.5e-07,
         "input_cost_per_token_priority": 2.7e-06,
         "litellm_provider": "vertex_ai-language-models",
         "max_input_tokens": 131072,
@@ -75129,7 +75124,6 @@
         "output_cost_per_image_token": 3e-05,
         "output_cost_per_token": 7.5e-06,
         "output_cost_per_token_batches": 3.75e-06,
-        "output_cost_per_token_flex": 3.75e-06,
         "output_cost_per_token_priority": 1.35e-05,
         "search_context_cost_per_query": {"search_context_size_low":0.014,"search_context_size_medium":0.014,"search_context_size_high":0.014},
         "source": "https://cloud.google.com/gemini-enterprise-agent-platform/generative-ai/pricing",
diff --git a/model_prices_and_context_window.json b/model_prices_and_context_window.json
index 15eba7f8af8..b6521557f83 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -75064,12 +75064,10 @@
     "gemini-nano-banana-2.1": {
         "cache_read_input_token_cost": 1.5e-07,
         "cache_read_input_token_cost_batches": 7.5e-08,
-        "cache_read_input_token_cost_flex": 7.5e-08,
         "cache_read_input_token_cost_priority": 2.7e-07,
         "input_cost_per_image": 0.00168,
         "input_cost_per_token": 1.5e-06,
         "input_cost_per_token_batches": 7.5e-07,
-        "input_cost_per_token_flex": 7.5e-07,
         "input_cost_per_token_priority": 2.7e-06,
         "litellm_provider": "vertex_ai-language-models",
         "max_input_tokens": 131072,
@@ -75080,7 +75078,6 @@
         "output_cost_per_image_token": 3e-05,
         "output_cost_per_token": 7.5e-06,
         "output_cost_per_token_batches": 3.75e-06,
-        "output_cost_per_token_flex": 3.75e-06,
         "output_cost_per_token_priority": 1.35e-05,
         "search_context_cost_per_query": {"search_context_size_low":0.014,"search_context_size_medium":0.014,"search_context_size_high":0.014},
         "source": "https://cloud.google.com/gemini-enterprise-agent-platform/generative-ai/pricing",
@@ -75113,12 +75110,10 @@
     "vertex_ai/gemini-nano-banana-2.1": {
         "cache_read_input_token_cost": 1.5e-07,
         "cache_read_input_token_cost_batches": 7.5e-08,
-        "cache_read_input_token_cost_flex": 7.5e-08,
         "cache_read_input_token_cost_priority": 2.7e-07,
         "input_cost_per_image": 0.00168,
         "input_cost_per_token": 1.5e-06,
         "input_cost_per_token_batches": 7.5e-07,
-        "input_cost_per_token_flex": 7.5e-07,
         "input_cost_per_token_priority": 2.7e-06,
         "litellm_provider": "vertex_ai-language-models",
         "max_input_tokens": 131072,
@@ -75129,7 +75124,6 @@
         "output_cost_per_image_token": 3e-05,
         "output_cost_per_token": 7.5e-06,
         "output_cost_per_token_batches": 3.75e-06,
-        "output_cost_per_token_flex": 3.75e-06,
         "output_cost_per_token_priority": 1.35e-05,
         "search_context_cost_per_query": {"search_context_size_low":0.014,"search_context_size_medium":0.014,"search_context_size_high":0.014},
         "source": "https://cloud.google.com/gemini-enterprise-agent-platform/generative-ai/pricing",