diff --git a/internal/api/docs/openapi.yaml b/internal/api/docs/openapi.yaml
index f32c9a76..cb8b4b59 100644
--- a/internal/api/docs/openapi.yaml
+++ b/internal/api/docs/openapi.yaml
@@ -1192,7 +1192,7 @@ components:
       properties:
         bricks:
           items:
-            $ref: '#/components/schemas/BrickInstance'
+            $ref: '#/components/schemas/BrickInstanceListItem'
           nullable: true
           type: array
       type: object
@@ -1380,6 +1380,31 @@ components:
             for backward compatibility.'
           type: object
       type: object
+    BrickInstanceListItem:
+      properties:
+        author:
+          type: string
+        category:
+          type: string
+        config_variables:
+          items:
+            $ref: '#/components/schemas/BrickConfigVariable'
+          type: array
+        id:
+          type: string
+        model:
+          type: string
+        name:
+          type: string
+        status:
+          type: string
+        variables:
+          additionalProperties:
+            type: string
+          description: 'Deprecated: use config_variables instead. This field is kept
+            for backward compatibility.'
+          type: object
+      type: object
     BrickListItem:
       properties:
         author:
diff --git a/internal/e2e/client/client.gen.go b/internal/e2e/client/client.gen.go
index 496680c9..c6ff34f3 100644
--- a/internal/e2e/client/client.gen.go
+++ b/internal/e2e/client/client.gen.go
@@ -66,7 +66,7 @@ type AIModelsListResult struct {
 
 // AppBrickInstancesResult defines model for AppBrickInstancesResult.
 type AppBrickInstancesResult struct {
-	Bricks *[]BrickInstance `json:"bricks"`
+	Bricks *[]BrickInstanceListItem `json:"bricks"`
 }
 
 // AppDetailedBrick defines model for AppDetailedBrick.
@@ -174,6 +174,20 @@ type BrickInstance struct {
 	Variables *map[string]string `json:"variables,omitempty"`
 }
 
+// BrickInstanceListItem defines model for BrickInstanceListItem.
+type BrickInstanceListItem struct {
+	Author          *string                `json:"author,omitempty"`
+	Category        *string                `json:"category,omitempty"`
+	ConfigVariables *[]BrickConfigVariable `json:"config_variables,omitempty"`
+	Id              *string                `json:"id,omitempty"`
+	Model           *string                `json:"model,omitempty"`
+	Name            *string                `json:"name,omitempty"`
+	Status          *string                `json:"status,omitempty"`
+
+	// Variables Deprecated: use config_variables instead. This field is kept for backward compatibility.
+	Variables *map[string]string `json:"variables,omitempty"`
+}
+
 // BrickListItem defines model for BrickListItem.
 type BrickListItem struct {
 	Author       *string `json:"author,omitempty"`
diff --git a/internal/orchestrator/bricks/bricks.go b/internal/orchestrator/bricks/bricks.go
index df49c1ec..218f96b5 100644
--- a/internal/orchestrator/bricks/bricks.go
+++ b/internal/orchestrator/bricks/bricks.go
@@ -71,7 +71,7 @@ func (s *Service) List() (BrickListResult, error) {
 }
 
 func (s *Service) AppBrickInstancesList(a *app.ArduinoApp) (AppBrickInstancesResult, error) {
-	res := AppBrickInstancesResult{BrickInstances: make([]BrickInstance, len(a.Descriptor.Bricks))}
+	res := AppBrickInstancesResult{BrickInstances: make([]BrickInstanceListItem, len(a.Descriptor.Bricks))}
 	for i, brickInstance := range a.Descriptor.Bricks {
 		brick, found := s.bricksIndex.FindBrickByID(brickInstance.ID)
 		if !found {
@@ -80,19 +80,19 @@ func (s *Service) AppBrickInstancesList(a *app.ArduinoApp) (AppBrickInstancesRes
 
 		variablesMap, configVariables := getBrickConfigDetails(brick, brickInstance.Variables)
 
-		res.BrickInstances[i] = BrickInstance{
+		res.BrickInstances[i] = BrickInstanceListItem{
 			ID:              brick.ID,
 			Name:            brick.Name,
 			Author:          "Arduino", // TODO: for now we only support our bricks
 			Category:        brick.Category,
 			Status:          "installed",
-			RequireModel:    brick.RequireModel,
 			ModelID:         brickInstance.Model, // TODO: in case is not set by the user, should we return the default model?
 			Variables:       variablesMap,        // TODO: do we want to show also the default value of not explicitly set variables?
 			ConfigVariables: configVariables,
 		}
 
 	}
+
 	return res, nil
 }
 
diff --git a/internal/orchestrator/bricks/types.go b/internal/orchestrator/bricks/types.go
index 1fca898f..acaf57d9 100644
--- a/internal/orchestrator/bricks/types.go
+++ b/internal/orchestrator/bricks/types.go
@@ -30,7 +30,18 @@ type BrickListItem struct {
 }
 
 type AppBrickInstancesResult struct {
-	BrickInstances []BrickInstance `json:"bricks"`
+	BrickInstances []BrickInstanceListItem `json:"bricks"`
+}
+
+type BrickInstanceListItem struct {
+	ID              string                `json:"id"`
+	Name            string                `json:"name"`
+	Author          string                `json:"author"`
+	Category        string                `json:"category"`
+	Status          string                `json:"status"`
+	Variables       map[string]string     `json:"variables,omitempty" description:"Deprecated: use config_variables instead. This field is kept for backward compatibility."`
+	ConfigVariables []BrickConfigVariable `json:"config_variables,omitempty"`
+	ModelID         string                `json:"model,omitempty"`
 }
 
 type BrickInstance struct {