diff --git a/litellm/model_prices_and_context_window_backup.json b/litellm/model_prices_and_context_window_backup.json
index 7a5f8b9e1e3..ac6707895f6 100644
--- a/litellm/model_prices_and_context_window_backup.json
+++ b/litellm/model_prices_and_context_window_backup.json
@@ -37314,13 +37314,13 @@
     },
     "xai/grok-4.20-multi-agent-beta-0309": {
         "cache_read_input_token_cost": 2e-07,
-        "input_cost_per_token": 2e-06,
+        "input_cost_per_token": 1.25e-06,
         "litellm_provider": "xai",
         "max_input_tokens": 2000000,
         "max_output_tokens": 2000000,
         "max_tokens": 2000000,
         "mode": "chat",
-        "output_cost_per_token": 6e-06,
+        "output_cost_per_token": 2.5e-06,
         "source": "https://docs.x.ai/docs/models",
         "supports_function_calling": true,
         "supports_prompt_caching": true,
@@ -37331,13 +37331,13 @@
     },
     "xai/grok-4.20-beta-0309-reasoning": {
         "cache_read_input_token_cost": 2e-07,
-        "input_cost_per_token": 2e-06,
+        "input_cost_per_token": 1.25e-06,
         "litellm_provider": "xai",
         "max_input_tokens": 2000000,
         "max_output_tokens": 2000000,
         "max_tokens": 2000000,
         "mode": "chat",
-        "output_cost_per_token": 6e-06,
+        "output_cost_per_token": 2.5e-06,
         "source": "https://docs.x.ai/docs/models",
         "supports_function_calling": true,
         "supports_prompt_caching": true,
@@ -37348,13 +37348,13 @@
     },
     "xai/grok-4.20-0309-reasoning": {
         "cache_read_input_token_cost": 2e-07,
-        "input_cost_per_token": 2e-06,
+        "input_cost_per_token": 1.25e-06,
         "litellm_provider": "xai",
         "max_input_tokens": 2000000,
         "max_output_tokens": 2000000,
         "max_tokens": 2000000,
         "mode": "chat",
-        "output_cost_per_token": 6e-06,
+        "output_cost_per_token": 2.5e-06,
         "source": "https://docs.x.ai/docs/models",
         "supports_function_calling": true,
         "supports_reasoning": true,
@@ -37364,13 +37364,13 @@
     },
     "xai/grok-4.20-beta-0309-non-reasoning": {
         "cache_read_input_token_cost": 2e-07,
-        "input_cost_per_token": 2e-06,
+        "input_cost_per_token": 1.25e-06,
         "litellm_provider": "xai",
         "max_input_tokens": 2000000,
         "max_output_tokens": 2000000,
         "max_tokens": 2000000,
         "mode": "chat",
-        "output_cost_per_token": 6e-06,
+        "output_cost_per_token": 2.5e-06,
         "source": "https://docs.x.ai/docs/models",
         "supports_function_calling": true,
         "supports_prompt_caching": true,
diff --git a/model_prices_and_context_window.json b/model_prices_and_context_window.json
index 47b7190185e..22613f5c58e 100644
--- a/model_prices_and_context_window.json
+++ b/model_prices_and_context_window.json
@@ -37352,13 +37352,13 @@
     },
     "xai/grok-4.20-multi-agent-beta-0309": {
         "cache_read_input_token_cost": 2e-07,
-        "input_cost_per_token": 2e-06,
+        "input_cost_per_token": 1.25e-06,
         "litellm_provider": "xai",
         "max_input_tokens": 2000000,
         "max_output_tokens": 2000000,
         "max_tokens": 2000000,
         "mode": "chat",
-        "output_cost_per_token": 6e-06,
+        "output_cost_per_token": 2.5e-06,
         "source": "https://docs.x.ai/docs/models",
         "supports_function_calling": true,
         "supports_prompt_caching": true,
@@ -37369,13 +37369,13 @@
     },
     "xai/grok-4.20-beta-0309-reasoning": {
         "cache_read_input_token_cost": 2e-07,
-        "input_cost_per_token": 2e-06,
+        "input_cost_per_token": 1.25e-06,
         "litellm_provider": "xai",
         "max_input_tokens": 2000000,
         "max_output_tokens": 2000000,
         "max_tokens": 2000000,
         "mode": "chat",
-        "output_cost_per_token": 6e-06,
+        "output_cost_per_token": 2.5e-06,
         "source": "https://docs.x.ai/docs/models",
         "supports_function_calling": true,
         "supports_prompt_caching": true,
@@ -37386,13 +37386,13 @@
     },
     "xai/grok-4.20-0309-reasoning": {
         "cache_read_input_token_cost": 2e-07,
-        "input_cost_per_token": 2e-06,
+        "input_cost_per_token": 1.25e-06,
         "litellm_provider": "xai",
         "max_input_tokens": 2000000,
         "max_output_tokens": 2000000,
         "max_tokens": 2000000,
         "mode": "chat",
-        "output_cost_per_token": 6e-06,
+        "output_cost_per_token": 2.5e-06,
         "source": "https://docs.x.ai/docs/models",
         "supports_function_calling": true,
         "supports_reasoning": true,
@@ -37402,13 +37402,13 @@
     },
     "xai/grok-4.20-beta-0309-non-reasoning": {
         "cache_read_input_token_cost": 2e-07,
-        "input_cost_per_token": 2e-06,
+        "input_cost_per_token": 1.25e-06,
         "litellm_provider": "xai",
         "max_input_tokens": 2000000,
         "max_output_tokens": 2000000,
         "max_tokens": 2000000,
         "mode": "chat",
-        "output_cost_per_token": 6e-06,
+        "output_cost_per_token": 2.5e-06,
         "source": "https://docs.x.ai/docs/models",
         "supports_function_calling": true,
         "supports_prompt_caching": true,