diff --git a/src/main/java/org/b3log/symphony/ai/AIRequest.java b/src/main/java/org/b3log/symphony/ai/AIRequest.java
new file mode 100644
index 00000000..a96fb37c
--- /dev/null
+++ b/src/main/java/org/b3log/symphony/ai/AIRequest.java
@@ -0,0 +1,4 @@
+package org.b3log.symphony.ai;
+
+public class AIRequest {
+}
diff --git a/src/main/java/org/b3log/symphony/ai/Model.java b/src/main/java/org/b3log/symphony/ai/Model.java
new file mode 100644
index 00000000..d8198800
--- /dev/null
+++ b/src/main/java/org/b3log/symphony/ai/Model.java
@@ -0,0 +1,30 @@
+/*
+ * Rhythm - A modern community (forum/BBS/SNS/blog) platform written in Java.
+ * Modified version from Symphony, Thanks Symphony :)
+ * Copyright (C) 2012-present, b3log.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.b3log.symphony.ai;
+
+public interface Model {
+	String getName();
+
+	Provider getProvider();
+
+	sealed interface Supported permits Supported.Text, Supported.Image {
+		non-sealed interface Text extends Model, Supported {}
+		non-sealed interface Image extends Model, Supported {}
+	}
+}
diff --git a/src/main/java/org/b3log/symphony/ai/OpenAIProvider.java b/src/main/java/org/b3log/symphony/ai/OpenAIProvider.java
new file mode 100644
index 00000000..e061e05a
--- /dev/null
+++ b/src/main/java/org/b3log/symphony/ai/OpenAIProvider.java
@@ -0,0 +1,54 @@
+/*
+ * Rhythm - A modern community (forum/BBS/SNS/blog) platform written in Java.
+ * Modified version from Symphony, Thanks Symphony :)
+ * Copyright (C) 2012-present, b3log.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.b3log.symphony.ai;
+
+public class OpenAIProvider implements Provider {
+	private String token;
+
+	OpenAIProvider(String token) {
+		this.token = token;
+	}
+
+	public String toJSONString() {
+		return "Base " + this.token;
+	}
+
+	sealed interface MessageType permits MessageType.System, MessageType.User, MessageType.Assistant {
+		record System(String content) implements MessageType {
+			@Override
+			public String toString() {
+				return "system";
+			}
+		};
+
+		record User(String content) implements MessageType {
+			@Override
+			public String toString() {
+				return "user";
+			}
+		};
+
+		record Assistant() implements MessageType {
+			@Override
+			public String toString() {
+				return "assistant";
+			}
+		};
+	};
+}
diff --git a/src/main/java/org/b3log/symphony/ai/Provider.java b/src/main/java/org/b3log/symphony/ai/Provider.java
new file mode 100644
index 00000000..e05b0b0b
--- /dev/null
+++ b/src/main/java/org/b3log/symphony/ai/Provider.java
@@ -0,0 +1,41 @@
+/*
+ * Rhythm - A modern community (forum/BBS/SNS/blog) platform written in Java.
+ * Modified version from Symphony, Thanks Symphony :)
+ * Copyright (C) 2012-present, b3log.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.b3log.symphony.ai;
+
+import java.util.List;
+
+import org.json.JSONString;
+
+public interface Provider extends JSONString {
+	sealed interface ContentType permits ContentType.Text, ContentType.Image {
+		final record Text(String text) implements ContentType {};
+		final record Image(String data, String mimetype) implements ContentType {};
+	}
+
+	sealed interface Content permits Content.Text, Content.Array {
+		final record Text(String text) implements Content {};
+		final record Array(List<ContentType> content) implements Content {};
+	}
+
+	sealed interface Authorize permits Authorize.Token {
+		final record Token(String token) implements Authorize {};
+	}
+
+	public String toJSONString();
+}
diff --git a/src/main/java/org/b3log/symphony/ai/QwenModel.java b/src/main/java/org/b3log/symphony/ai/QwenModel.java
new file mode 100644
index 00000000..3056769b
--- /dev/null
+++ b/src/main/java/org/b3log/symphony/ai/QwenModel.java
@@ -0,0 +1,50 @@
+/*
+ * Rhythm - A modern community (forum/BBS/SNS/blog) platform written in Java.
+ * Modified version from Symphony, Thanks Symphony :)
+ * Copyright (C) 2012-present, b3log.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.b3log.symphony.ai;
+
+public sealed interface QwenModel permits QwenModel.Qwen3, QwenModel.Qwen {
+	sealed abstract class Base implements Model {
+		private Provider provider = new OpenAIProvider();
+
+		abstract public String getName();
+
+		@Override
+		public Provider getProvider() {
+			return this.provider;
+		}
+	}
+
+	sealed interface Qwen extends QwenModel {
+		final class VlOcr extends QwenModel.Base implements Qwen, Model.Supported.Image {
+			@Override
+			public String getName() {
+				return "qwen3-vl-plus";
+			}
+		}
+	}
+
+	sealed interface Qwen3 extends QwenModel {
+		final class VlPlus extends QwenModel.Base implements Qwen3, Model.Supported.Text, Model.Supported.Image {
+			@Override
+			public String getName() {
+				return "qwen3-vl-plus";
+			}
+		}
+	}
+}