chore: update OpenAPI spec [sdk-bot]

Author: OpenRouter SDK Bot

.speakeasy/in.openapi.yaml

@@ -29512,6 +29512,26 @@ paths:
               schema:
                 $ref: '#/components/schemas/NotFoundResponse'
           description: 'Not Found - Resource does not exist'
+        '408':
+          content:
+            application/json:
+              example:
+                error:
+                  code: 408
+                  message: 'Operation timed out. Please try again later.'
+              schema:
+                $ref: '#/components/schemas/RequestTimeoutResponse'
+          description: 'Request Timeout - Operation exceeded time limit'
+        '413':
+          content:
+            application/json:
+              example:
+                error:
+                  code: 413
+                  message: 'Request payload too large'
+              schema:
+                $ref: '#/components/schemas/PayloadTooLargeResponse'
+          description: 'Payload Too Large - Request payload exceeds size limits'
         '429':
           content:
             application/json: