Save a default model per user, set from Settings

api/openapi.yaml

@@ -44,6 +44,23 @@ paths:
               schema: { $ref: "#/components/schemas/User" }
         "400": { $ref: "#/components/responses/Error" }
 
+  /api/me/default-model:
+    put:
+      operationId: updateDefaultModel
+      description: Sets the model the calling user's app starts new tasks on.
+      requestBody:
+        required: true
+        content:
+          application/json:
+            schema: { $ref: "#/components/schemas/DefaultModel" }
+      responses:
+        "200":
+          description: The updated user.
+          content:
+            application/json:
+              schema: { $ref: "#/components/schemas/User" }
+        "400": { $ref: "#/components/responses/Error" }
+
   /api/me/lead/sessions:
     get:
       operationId: listLeadSessions
@@ -1072,13 +1089,20 @@ components:
 
     User:
       type: object
-      required: [login, display_name, git_name, git_email, notification_prefs]
+      required: [login, display_name, git_name, git_email, notification_prefs, default_model]
       properties:
         login: { type: string }
         display_name: { type: string }
         git_name: { type: string }
         git_email: { type: string }
         notification_prefs: { $ref: "#/components/schemas/NotificationPrefs" }
+        default_model: { type: string, description: The model the app starts new tasks on. }
+
+    DefaultModel:
+      type: object
+      required: [model]
+      properties:
+        model: { type: string }
 
     NotificationPrefs:
       type: object