diff --git a/flomo-ai/app/src/main/java/com/example/flomo_ai/MainActivity.kt b/flomo-ai/app/src/main/java/com/example/flomo_ai/MainActivity.kt
index de16ae5..64b6c06 100644
--- a/flomo-ai/app/src/main/java/com/example/flomo_ai/MainActivity.kt
+++ b/flomo-ai/app/src/main/java/com/example/flomo_ai/MainActivity.kt
@@ -508,7 +508,7 @@ class MainActivity : AppCompatActivity() {
             val settings = Gson().fromJson(json, NoteSettingsData::class.java)
             val noteConfig = settings.noteApiConfig
             
-            if (noteConfig == null || noteConfig.apiUrl.isBlank() || noteConfig.apiKey.isBlank()) {
+            if (noteConfig == null || noteConfig.apiUrl.isBlank()) {
                 Toast.makeText(this, "请先配置笔记API", Toast.LENGTH_SHORT).show()
                 return
             }
@@ -541,10 +541,12 @@ class MainActivity : AppCompatActivity() {
         return withContext(Dispatchers.IO) {
             try {
                 val client = OkHttpClient()
-                val requestBody = when (apiType) {
+                val (requestBody, useAuth) = when (apiType) {
                     "Flomo" -> {
-                        val json = JSONObject().put("content", content)
-                        json.toString().toRequestBody("application/json".toMediaType())
+                        val json = JSONObject()
+                            .put("content", content)
+                            .put("content_type", "markdown")
+                        Pair(json.toString().toRequestBody("application/json".toMediaType()), false)
                     }
                     "Notion" -> {
                         val json = JSONObject()
@@ -556,20 +558,24 @@ class MainActivity : AppCompatActivity() {
                                     )
                                 )
                             )
-                        json.toString().toRequestBody("application/json".toMediaType())
+                        Pair(json.toString().toRequestBody("application/json".toMediaType()), true)
                     }
                     else -> {
                         val json = JSONObject().put("content", content)
-                        json.toString().toRequestBody("application/json".toMediaType())
+                        Pair(json.toString().toRequestBody("application/json".toMediaType()), apiKey.isNotBlank())
                     }
                 }
                 
-                val request = Request.Builder()
+                val requestBuilder = Request.Builder()
                     .url(apiUrl)
-                    .addHeader("Authorization", "Bearer $apiKey")
                     .addHeader("Content-Type", "application/json")
                     .post(requestBody)
-                    .build()
+                
+                if (useAuth && apiKey.isNotBlank()) {
+                    requestBuilder.addHeader("Authorization", "Bearer $apiKey")
+                }
+                
+                val request = requestBuilder.build()
                 
                 val response = client.newCall(request).execute()
                 response.isSuccessful