diff --git a/.speakeasy/in.openapi.yaml b/.speakeasy/in.openapi.yaml
index f82cd57c..1b29b842 100644
--- a/.speakeasy/in.openapi.yaml
+++ b/.speakeasy/in.openapi.yaml
@@ -1178,6 +1178,10 @@ components:
           type:
             - 'string'
             - 'null'
+        encrypted_content:
+          type:
+            - 'string'
+            - 'null'
         type:
           enum:
             - 'compaction'
@@ -11959,6 +11963,10 @@ components:
                   type:
                     - 'string'
                     - 'null'
+                encrypted_content:
+                  type:
+                    - 'string'
+                    - 'null'
                 type:
                   enum:
                     - 'compaction_delta'
@@ -12009,6 +12017,10 @@ components:
                   type:
                     - 'string'
                     - 'null'
+                encrypted_content:
+                  type:
+                    - 'string'
+                    - 'null'
                 type:
                   enum:
                     - 'compaction'
@@ -12360,6 +12372,10 @@ components:
                         type:
                           - 'string'
                           - 'null'
+                      encrypted_content:
+                        type:
+                          - 'string'
+                          - 'null'
                       type:
                         enum:
                           - 'compaction'
@@ -13302,18 +13318,46 @@ components:
           type: 'tool_reference'
         type: 'tool_addition'
       properties:
+        cache_control:
+          $ref: '#/components/schemas/AnthropicCacheControlDirective'
         tool:
-          properties:
-            name:
-              type: 'string'
-            type:
-              enum:
-                - 'tool_reference'
-              type: 'string'
-          required:
-            - 'type'
-            - 'name'
-          type: 'object'
+          oneOf:
+            - properties:
+                name:
+                  type: 'string'
+                type:
+                  enum:
+                    - 'tool_reference'
+                  type: 'string'
+              required:
+                - 'type'
+                - 'name'
+              type: 'object'
+            - properties:
+                name:
+                  type: 'string'
+                server_name:
+                  type: 'string'
+                type:
+                  enum:
+                    - 'mcp_tool_reference'
+                  type: 'string'
+              required:
+                - 'type'
+                - 'name'
+                - 'server_name'
+              type: 'object'
+            - properties:
+                server_name:
+                  type: 'string'
+                type:
+                  enum:
+                    - 'mcp_toolset_reference'
+                  type: 'string'
+              required:
+                - 'type'
+                - 'server_name'
+              type: 'object'
         type:
           enum:
             - 'tool_addition'
@@ -13330,18 +13374,46 @@ components:
           type: 'tool_reference'
         type: 'tool_removal'
       properties:
+        cache_control:
+          $ref: '#/components/schemas/AnthropicCacheControlDirective'
         tool:
-          properties:
-            name:
-              type: 'string'
-            type:
-              enum:
-                - 'tool_reference'
-              type: 'string'
-          required:
-            - 'type'
-            - 'name'
-          type: 'object'
+          oneOf:
+            - properties:
+                name:
+                  type: 'string'
+                type:
+                  enum:
+                    - 'tool_reference'
+                  type: 'string'
+              required:
+                - 'type'
+                - 'name'
+              type: 'object'
+            - properties:
+                name:
+                  type: 'string'
+                server_name:
+                  type: 'string'
+                type:
+                  enum:
+                    - 'mcp_tool_reference'
+                  type: 'string'
+              required:
+                - 'type'
+                - 'name'
+                - 'server_name'
+              type: 'object'
+            - properties:
+                server_name:
+                  type: 'string'
+                type:
+                  enum:
+                    - 'mcp_toolset_reference'
+                  type: 'string'
+              required:
+                - 'type'
+                - 'server_name'
+              type: 'object'
         type:
           enum:
             - 'tool_removal'
@@ -16661,6 +16733,7 @@ components:
       enum:
         - 'end_turn'
         - 'max_tokens'
+        - 'model_context_window_exceeded'
         - 'stop_sequence'
         - 'tool_use'
         - 'pause_turn'