diff --git a/litellm/model_prices_and_context_window_backup.json b/litellm/model_prices_and_context_window_backup.json
index 14252b727ac..be43affab4e 100644
--- a/litellm/model_prices_and_context_window_backup.json
+++ b/litellm/model_prices_and_context_window_backup.json
@@ -41242,34 +41242,34 @@
         "supports_web_search": false
     },
     "openrouter/deepseek/deepseek-v4-pro": {
-        "input_cost_per_token": 9.19242e-07,
+        "input_cost_per_token": 9.15936e-07,
         "input_cost_per_token_cache_hit": 4.4e-08,
         "litellm_provider": "openrouter",
         "max_input_tokens": 1048576,
         "max_output_tokens": 384000,
         "max_tokens": 384000,
         "mode": "chat",
-        "output_cost_per_token": 1.838484e-06,
+        "output_cost_per_token": 1.831872e-06,
         "source": "https://openrouter.ai/api/v1/models",
         "supports_function_calling": true,
         "supports_prompt_caching": true,
         "supports_reasoning": true,
         "supports_response_schema": true,
         "supports_tool_choice": true,
-        "cache_read_input_token_cost": 7.66035e-08,
+        "cache_read_input_token_cost": 7.6328e-08,
         "supports_audio_input": false,
         "supports_pdf_input": false,
         "supports_vision": false,
         "supports_web_search": false
     },
     "openrouter/deepseek/deepseek-v4.1-flash": {
-        "input_cost_per_token": 1.4e-07,
-        "output_cost_per_token": 4.2e-07,
-        "cache_read_input_token_cost": 4.2e-09,
+        "input_cost_per_token": 3e-07,
+        "output_cost_per_token": 1.2e-06,
+        "cache_read_input_token_cost": 6e-09,
         "litellm_provider": "openrouter",
         "max_input_tokens": 1048576,
-        "max_output_tokens": 943718,
-        "max_tokens": 943718,
+        "max_output_tokens": 393216,
+        "max_tokens": 393216,
         "mode": "chat",
         "off_peak_pricing": {"windows":[{"weekdays":["saturday","sunday"],"hours_utc":"00:00-00:00"},{"weekdays":["monday","tuesday","wednesday","thursday","friday"],"hours_utc":"00:00-01:00"},{"weekdays":["monday","tuesday","wednesday","thursday","friday"],"hours_utc":"04:00-06:00"},{"weekdays":["monday","tuesday","wednesday","thursday","friday"],"hours_utc":"10:00-00:00"}],"input_cost_per_token":1.5e-7,"output_cost_per_token":6e-7,"cache_read_input_token_cost":3e-9},
         "source": "https://openrouter.ai/api/v1/models",
@@ -66491,9 +66491,9 @@
         "supports_web_search": true
     },
     "openrouter/deepseek/deepseek-v4-flash": {
-        "input_cost_per_token": 8.554e-08,
-        "output_cost_per_token": 1.7108e-07,
-        "cache_read_input_token_cost": 1.7108e-08,
+        "input_cost_per_token": 8.4e-08,
+        "output_cost_per_token": 1.68e-07,
+        "cache_read_input_token_cost": 1.68e-08,
         "litellm_provider": "openrouter",
         "max_input_tokens": 1048576,
         "max_output_tokens": 384000,
diff --git a/model_prices_and_context_window.json b/model_prices_and_context_window.json
index 14252b727ac..be43affab4e 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -41242,34 +41242,34 @@
         "supports_web_search": false
     },
     "openrouter/deepseek/deepseek-v4-pro": {
-        "input_cost_per_token": 9.19242e-07,
+        "input_cost_per_token": 9.15936e-07,
         "input_cost_per_token_cache_hit": 4.4e-08,
         "litellm_provider": "openrouter",
         "max_input_tokens": 1048576,
         "max_output_tokens": 384000,
         "max_tokens": 384000,
         "mode": "chat",
-        "output_cost_per_token": 1.838484e-06,
+        "output_cost_per_token": 1.831872e-06,
         "source": "https://openrouter.ai/api/v1/models",
         "supports_function_calling": true,
         "supports_prompt_caching": true,
         "supports_reasoning": true,
         "supports_response_schema": true,
         "supports_tool_choice": true,
-        "cache_read_input_token_cost": 7.66035e-08,
+        "cache_read_input_token_cost": 7.6328e-08,
         "supports_audio_input": false,
         "supports_pdf_input": false,
         "supports_vision": false,
         "supports_web_search": false
     },
     "openrouter/deepseek/deepseek-v4.1-flash": {
-        "input_cost_per_token": 1.4e-07,
-        "output_cost_per_token": 4.2e-07,
-        "cache_read_input_token_cost": 4.2e-09,
+        "input_cost_per_token": 3e-07,
+        "output_cost_per_token": 1.2e-06,
+        "cache_read_input_token_cost": 6e-09,
         "litellm_provider": "openrouter",
         "max_input_tokens": 1048576,
-        "max_output_tokens": 943718,
-        "max_tokens": 943718,
+        "max_output_tokens": 393216,
+        "max_tokens": 393216,
         "mode": "chat",
         "off_peak_pricing": {"windows":[{"weekdays":["saturday","sunday"],"hours_utc":"00:00-00:00"},{"weekdays":["monday","tuesday","wednesday","thursday","friday"],"hours_utc":"00:00-01:00"},{"weekdays":["monday","tuesday","wednesday","thursday","friday"],"hours_utc":"04:00-06:00"},{"weekdays":["monday","tuesday","wednesday","thursday","friday"],"hours_utc":"10:00-00:00"}],"input_cost_per_token":1.5e-7,"output_cost_per_token":6e-7,"cache_read_input_token_cost":3e-9},
         "source": "https://openrouter.ai/api/v1/models",
@@ -66491,9 +66491,9 @@
         "supports_web_search": true
     },
     "openrouter/deepseek/deepseek-v4-flash": {
-        "input_cost_per_token": 8.554e-08,
-        "output_cost_per_token": 1.7108e-07,
-        "cache_read_input_token_cost": 1.7108e-08,
+        "input_cost_per_token": 8.4e-08,
+        "output_cost_per_token": 1.68e-07,
+        "cache_read_input_token_cost": 1.68e-08,
         "litellm_provider": "openrouter",
         "max_input_tokens": 1048576,
         "max_output_tokens": 384000,