diff --git a/lib/public/js/lib/model-config.js b/lib/public/js/lib/model-config.js
index df2d6bbb..807a50be 100644
--- a/lib/public/js/lib/model-config.js
+++ b/lib/public/js/lib/model-config.js
@@ -5,6 +5,7 @@ export const getAuthProviderFromModelProvider = (provider) => {
   if (normalized === "openai-codex") return "openai";
   if (normalized === "volcengine-plan") return "volcengine";
   if (normalized === "byteplus-plan") return "byteplus";
+  if (normalized === "minimax-cn") return "minimax";
   return normalized;
 };
 
diff --git a/lib/server/model-catalog-bootstrap.json b/lib/server/model-catalog-bootstrap.json
index 896827c8..0e391b6a 100644
--- a/lib/server/model-catalog-bootstrap.json
+++ b/lib/server/model-catalog-bootstrap.json
@@ -1549,6 +1549,11 @@
       "provider": "minimax",
       "label": "MiniMax-M2.7-highspeed"
     },
+    {
+      "key": "minimax/MiniMax-M3",
+      "provider": "minimax",
+      "label": "MiniMax-M3"
+    },
     {
       "key": "minimax-cn/MiniMax-M2.7",
       "provider": "minimax-cn",
@@ -1559,6 +1564,11 @@
       "provider": "minimax-cn",
       "label": "MiniMax-M2.7-highspeed"
     },
+    {
+      "key": "minimax-cn/MiniMax-M3",
+      "provider": "minimax-cn",
+      "label": "MiniMax-M3"
+    },
     {
       "key": "mistral/codestral-latest",
       "provider": "mistral",
diff --git a/tests/frontend/model-config.test.js b/tests/frontend/model-config.test.js
index c9741623..d974b03c 100644
--- a/tests/frontend/model-config.test.js
+++ b/tests/frontend/model-config.test.js
@@ -11,9 +11,18 @@ describe("frontend/model-config", () => {
     expect(modelConfig.getAuthProviderFromModelProvider("byteplus-plan")).toBe(
       "byteplus",
     );
+    expect(modelConfig.getAuthProviderFromModelProvider("minimax-cn")).toBe(
+      "minimax",
+    );
     expect(modelConfig.getAuthProviderFromModelProvider("google")).toBe("google");
   });
 
+  it("lets CN model selections reuse the MiniMax API key", async () => {
+    const modelConfig = await loadModelConfig();
+    const keys = modelConfig.getVisibleAiFieldKeys("minimax-cn");
+    expect(keys.has("MINIMAX_API_KEY")).toBe(true);
+  });
+
   it("returns visible AI field keys for provider", async () => {
     const modelConfig = await loadModelConfig();
     const keys = modelConfig.getVisibleAiFieldKeys("openai-codex");