diff --git a/electron/harness/adapters/agnes-ai.adapter.ts b/electron/harness/adapters/agnes-ai.adapter.ts
index 7666be0..dedd2a3 100644
--- a/electron/harness/adapters/agnes-ai.adapter.ts
+++ b/electron/harness/adapters/agnes-ai.adapter.ts
@@ -18,6 +18,7 @@ import type { MetonaRequest, MetonaResponse, MetonaStreamEvent } from '../types'
 import { MetonaFinishReason } from '../types';
 import { buildOpenAICompatibleMessages, buildOpenAICompatibleTools } from './shared/openai-format';
 import { parseSSEStream, parseOpenAICompatibleResponse } from './shared/sse-stream';
+import log from 'electron-log';
 
 export class AgnesAdapter extends BaseAdapter {
   override readonly provider: string = 'agnes';
@@ -109,17 +110,21 @@ export class AgnesAdapter extends BaseAdapter {
     // === Agnes 多模态：将 images 转为 OpenAI content 数组 ===
     // buildOpenAICompatibleMessages 不处理图片（各 Provider 自行处理）
     const nonSystemMsgs = request.messages.filter((m) => m.role !== 'system');
+    let imageCount = 0;
     for (let i = 0; i < messages.length; i++) {
       // messages[0] 是 system，非 system 消息从 messages[1] 开始
       if (i === 0) continue;
       const origMsg = nonSystemMsgs[i - 1];
       if (!origMsg?.images?.length) continue;
 
+      imageCount += origMsg.images.length;
+
       const contentParts: Array<Record<string, unknown>> = [];
       if (origMsg.content) {
         contentParts.push({ type: 'text', text: origMsg.content });
       }
       for (const img of origMsg.images) {
+        const isDataUrl = img.url.startsWith('data:');
         contentParts.push({
           type: 'image_url',
           image_url: { url: img.url },
@@ -128,6 +133,11 @@ export class AgnesAdapter extends BaseAdapter {
       messages[i].content = contentParts;
     }
 
+    if (imageCount > 0) {
+      const firstUrl = request.messages.find(m => m.images?.length)?.images?.[0]?.url ?? '';
+      log.info(`[Agnes] Processing ${imageCount} image(s), first URL prefix: ${firstUrl.slice(0, 50)}`);
+    }
+
     const body: Record<string, unknown> = {
       model: this.config.defaultModel,
       messages,
diff --git a/src/stores/agent-store.ts b/src/stores/agent-store.ts
index 663e76b..41663da 100644
--- a/src/stores/agent-store.ts
+++ b/src/stores/agent-store.ts
@@ -250,7 +250,9 @@ export const useAgentStore = create<AgentState>((set, get) => ({
             context: base64Content,
           }));
         }
-        llmContent = parts.join('\n') + (content ? '\n\n' + content : '');
+        llmContent = parts.length > 0
+          ? parts.join('\n') + (content ? '\n\n' + content : '')
+          : content;
       }
 
       const messageWithImages = {