chore: update OpenAPI spec from monorepo (#482)

Co-authored-by: OpenRouter SDK Bot <sdk-bot@openrouter.ai>

Author: openrouter-docs-sync[bot]

.speakeasy/in.openapi.yaml

@@ -27106,6 +27106,16 @@ paths:
                   - 'data'
                 type: 'object'
           description: 'Returns a list of endpoints'
+        '403':
+          content:
+            application/json:
+              example:
+                error:
+                  code: 403
+                  message: 'Only management keys can perform this operation'
+              schema:
+                $ref: '#/components/schemas/ForbiddenResponse'
+          description: 'Forbidden - Authentication successful but insufficient permissions'
         '500':
           content:
             application/json:
@@ -31055,6 +31065,16 @@ paths:
               schema:
                 $ref: '#/components/schemas/ModelResponse'
           description: 'Returns the model details'
+        '403':
+          content:
+            application/json:
+              example:
+                error:
+                  code: 403
+                  message: 'Only management keys can perform this operation'
+              schema:
+                $ref: '#/components/schemas/ForbiddenResponse'
+          description: 'Forbidden - Authentication successful but insufficient permissions'
         '404':
           content:
             application/json:
@@ -31474,6 +31494,16 @@ paths:
               schema:
                 $ref: '#/components/schemas/BadRequestResponse'
           description: 'Bad Request - Invalid request parameters or malformed input'
+        '403':
+          content:
+            application/json:
+              example:
+                error:
+                  code: 403
+                  message: 'Only management keys can perform this operation'
+              schema:
+                $ref: '#/components/schemas/ForbiddenResponse'
+          description: 'Forbidden - Authentication successful but insufficient permissions'
         '500':
           content:
             application/json:
@@ -31594,6 +31624,16 @@ paths:
                   - 'data'
                 type: 'object'
           description: 'Returns a list of endpoints'
+        '403':
+          content:
+            application/json:
+              example:
+                error:
+                  code: 403
+                  message: 'Only management keys can perform this operation'
+              schema:
+                $ref: '#/components/schemas/ForbiddenResponse'
+          description: 'Forbidden - Authentication successful but insufficient permissions'
         '404':
           content:
             application/json:
@@ -31650,6 +31690,16 @@ paths:
               schema:
                 $ref: '#/components/schemas/BadRequestResponse'
           description: 'Bad Request - Invalid request parameters or malformed input'
+        '403':
+          content:
+            application/json:
+              example:
+                error:
+                  code: 403
+                  message: 'Only management keys can perform this operation'
+              schema:
+                $ref: '#/components/schemas/ForbiddenResponse'
+          description: 'Forbidden - Authentication successful but insufficient permissions'
         '500':
           content:
             application/json:
@@ -31745,6 +31795,16 @@ paths:
               schema:
                 $ref: '#/components/schemas/UnauthorizedResponse'
           description: 'Unauthorized - Authentication required or invalid credentials'
+        '403':
+          content:
+            application/json:
+              example:
+                error:
+                  code: 403
+                  message: 'Only management keys can perform this operation'
+              schema:
+                $ref: '#/components/schemas/ForbiddenResponse'
+          description: 'Forbidden - Authentication successful but insufficient permissions'
         '404':
           content:
             application/json: