diff --git a/package.json b/package.json
index 99408ff..56213d3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ccstatusline",
-  "version": "2.0.23",
+  "version": "2.0.24",
   "description": "A customizable status line formatter for Claude Code CLI",
   "module": "src/ccstatusline.ts",
   "type": "module",
diff --git a/src/types/StatusJSON.ts b/src/types/StatusJSON.ts
index 7569a5e..767b836 100644
--- a/src/types/StatusJSON.ts
+++ b/src/types/StatusJSON.ts
@@ -5,10 +5,13 @@ export const StatusJSONSchema = z.looseObject({
     session_id: z.string().optional(),
     transcript_path: z.string().optional(),
     cwd: z.string().optional(),
-    model: z.object({
-        id: z.string().optional(),
-        display_name: z.string().optional()
-    }).optional(),
+    model: z.union([
+        z.string(),
+        z.object({
+            id: z.string().optional(),
+            display_name: z.string().optional()
+        })
+    ]).optional(),
     workspace: z.object({
         current_dir: z.string().optional(),
         project_dir: z.string().optional()
diff --git a/src/utils/context-percentage.ts b/src/utils/context-percentage.ts
index 14872ec..fabeb2d 100644
--- a/src/utils/context-percentage.ts
+++ b/src/utils/context-percentage.ts
@@ -10,7 +10,8 @@ export function calculateContextPercentage(context: RenderContext): number {
         return 0;
     }
 
-    const modelId = context.data?.model?.id;
+    const model = context.data?.model;
+    const modelId = typeof model === 'string' ? model : model?.id;
     const contextConfig = getContextConfig(modelId);
 
     return Math.min(100, (context.tokenMetrics.contextLength / contextConfig.maxTokens) * 100);
diff --git a/src/widgets/ContextPercentage.ts b/src/widgets/ContextPercentage.ts
index 3369204..7111dbb 100644
--- a/src/widgets/ContextPercentage.ts
+++ b/src/widgets/ContextPercentage.ts
@@ -47,7 +47,8 @@ export class ContextPercentageWidget implements Widget {
             const previewValue = isInverse ? '90.7%' : '9.3%';
             return item.rawValue ? previewValue : `Ctx: ${previewValue}`;
         } else if (context.tokenMetrics) {
-            const modelId = context.data?.model?.id;
+            const model = context.data?.model;
+            const modelId = typeof model === 'string' ? model : model?.id;
             const contextConfig = getContextConfig(modelId);
             const usedPercentage = Math.min(100, (context.tokenMetrics.contextLength / contextConfig.maxTokens) * 100);
             const displayPercentage = isInverse ? (100 - usedPercentage) : usedPercentage;
diff --git a/src/widgets/ContextPercentageUsable.ts b/src/widgets/ContextPercentageUsable.ts
index 8b0e138..7ab5446 100644
--- a/src/widgets/ContextPercentageUsable.ts
+++ b/src/widgets/ContextPercentageUsable.ts
@@ -47,7 +47,8 @@ export class ContextPercentageUsableWidget implements Widget {
             const previewValue = isInverse ? '88.4%' : '11.6%';
             return item.rawValue ? previewValue : `Ctx(u): ${previewValue}`;
         } else if (context.tokenMetrics) {
-            const modelId = context.data?.model?.id;
+            const model = context.data?.model;
+            const modelId = typeof model === 'string' ? model : model?.id;
             const contextConfig = getContextConfig(modelId);
             const usedPercentage = Math.min(100, (context.tokenMetrics.contextLength / contextConfig.usableTokens) * 100);
             const displayPercentage = isInverse ? (100 - usedPercentage) : usedPercentage;
diff --git a/src/widgets/Model.ts b/src/widgets/Model.ts
index 3de797d..c4c22f4 100644
--- a/src/widgets/Model.ts
+++ b/src/widgets/Model.ts
@@ -17,8 +17,15 @@ export class ModelWidget implements Widget {
     render(item: WidgetItem, context: RenderContext, settings: Settings): string | null {
         if (context.isPreview) {
             return item.rawValue ? 'Claude' : 'Model: Claude';
-        } else if (context.data?.model?.display_name) {
-            return item.rawValue ? context.data.model.display_name : `Model: ${context.data.model.display_name}`;
+        }
+
+        const model = context.data?.model;
+        const modelDisplayName = typeof model === 'string'
+            ? model
+            : (model?.display_name ?? model?.id);
+
+        if (modelDisplayName) {
+            return item.rawValue ? modelDisplayName : `Model: ${modelDisplayName}`;
         }
         return null;
     }