diff --git a/open-sse/config/providerModels.js b/open-sse/config/providerModels.js
index b913360a..17fc91e3 100644
--- a/open-sse/config/providerModels.js
+++ b/open-sse/config/providerModels.js
@@ -327,6 +327,19 @@ export const PROVIDER_MODELS = {
     { id: "qwen3-coder-plus", name: "Qwen3 Coder Plus" },
     { id: "glm-4.7", name: "GLM 4.7" },
   ],
+  "volcengine-ark": [
+    { id: "Doubao-Seed-2.0-Code", name: "Doubao-Seed-2.0-Code" },
+    { id: "Doubao-Seed-2.0-pro", name: "Doubao-Seed-2.0-pro" },
+    { id: "Doubao-Seed-2.0-lite", name: "Doubao-Seed-2.0-lite" },
+    { id: "Doubao-Seed-Code", name: "Doubao-Seed-Code" },
+    { id: "GLM-5.1", name: "GLM-5.1" },
+    { id: "MiniMax-M2.7", name: "MiniMax-M2.7" },
+    { id: "Kimi-K2.6", name: "Kimi-K2.6" },
+    { id: "MiniMax-M2.5", name: "MiniMax-M2.5" },
+    { id: "Kimi-K2.5", name: "Kimi-K2.5" },
+    { id: "GLM-4.7", name: "GLM-4.7" },
+    { id: "DeepSeek-V3.2", name: "DeepSeek-V3.2" },
+  ],
   deepseek: [
     { id: "deepseek-chat", name: "DeepSeek V3.2 Chat" },
     { id: "deepseek-reasoner", name: "DeepSeek V3.2 Reasoner" },
diff --git a/open-sse/config/providers.js b/open-sse/config/providers.js
index 3c5dabdc..e118bd1a 100644
--- a/open-sse/config/providers.js
+++ b/open-sse/config/providers.js
@@ -156,6 +156,11 @@ export const PROVIDERS = {
     format: "openai",
     headers: {}
   },
+  "volcengine-ark": {
+    baseUrl: "https://ark.cn-beijing.volces.com/api/coding/v3/chat/completions",
+    format: "openai",
+    headers: {}
+  },
   github: {
     baseUrl: "https://api.githubcopilot.com/chat/completions",
     responsesUrl: "https://api.githubcopilot.com/responses",
diff --git a/open-sse/services/model.js b/open-sse/services/model.js
index ebe8d90b..674d94a8 100644
--- a/open-sse/services/model.js
+++ b/open-sse/services/model.js
@@ -49,6 +49,8 @@ const ALIAS_TO_PROVIDER_ID = {
   nanobanana: "nanobanana",
   ch: "chutes",
   chutes: "chutes",
+  ark: "volcengine-ark",
+  "volcengine-ark": "volcengine-ark",
   cursor: "cursor",
   vx: "vertex",
   vertex: "vertex",
diff --git a/public/providers/volcengine-ark.png b/public/providers/volcengine-ark.png
new file mode 100644
index 00000000..60625a16
Binary files /dev/null and b/public/providers/volcengine-ark.png differ
diff --git a/src/app/api/providers/[id]/models/route.js b/src/app/api/providers/[id]/models/route.js
index 3dcde342..78ac8c5a 100644
--- a/src/app/api/providers/[id]/models/route.js
+++ b/src/app/api/providers/[id]/models/route.js
@@ -149,6 +149,7 @@ const PROVIDER_MODELS_CONFIG = {
     authPrefix: "Bearer ",
     parseResponse: (data) => data.data || []
   },
+  "volcengine-ark": createOpenAIModelsConfig("https://ark.cn-beijing.volces.com/api/coding/v3/models"),
 
   // OpenAI-compatible API key providers
   deepseek: createOpenAIModelsConfig("https://api.deepseek.com/models"),
diff --git a/src/app/api/providers/[id]/test/testUtils.js b/src/app/api/providers/[id]/test/testUtils.js
index b5e54ef9..67745da5 100644
--- a/src/app/api/providers/[id]/test/testUtils.js
+++ b/src/app/api/providers/[id]/test/testUtils.js
@@ -439,6 +439,15 @@ async function testApiKeyConnection(connection, effectiveProxy = null) {
         const valid = res.status !== 401 && res.status !== 403;
         return { valid, error: valid ? null : "Invalid API key" };
       }
+      case "volcengine-ark": {
+        const res = await fetchWithConnectionProxy("https://ark.cn-beijing.volces.com/api/coding/v3/chat/completions", {
+          method: "POST",
+          headers: { "Authorization": `Bearer ${connection.apiKey}`, "content-type": "application/json" },
+          body: JSON.stringify({ model: getDefaultModel(connection.provider), max_tokens: 1, messages: [{ role: "user", content: "test" }] }),
+        }, effectiveProxy);
+        const valid = res.status !== 401 && res.status !== 403;
+        return { valid, error: valid ? null : "Invalid API key" };
+      }
       case "deepseek": {
         const res = await fetchWithConnectionProxy("https://api.deepseek.com/models", { headers: { Authorization: `Bearer ${connection.apiKey}` } }, effectiveProxy);
         return { valid: res.ok, error: res.ok ? null : "Invalid API key" };
diff --git a/src/app/api/providers/validate/route.js b/src/app/api/providers/validate/route.js
index 6e518ff6..23bdc1d2 100644
--- a/src/app/api/providers/validate/route.js
+++ b/src/app/api/providers/validate/route.js
@@ -151,6 +151,23 @@ export async function POST(request) {
           }
           break;
         }
+        case "volcengine-ark": {
+          const testModel = getDefaultModel(provider);
+          const res = await fetch("https://ark.cn-beijing.volces.com/api/coding/v3/chat/completions", {
+            method: "POST",
+            headers: {
+              "Authorization": `Bearer ${apiKey}`,
+              "content-type": "application/json",
+            },
+            body: JSON.stringify({
+              model: testModel,
+              max_tokens: 1,
+              messages: [{ role: "user", content: "test" }],
+            }),
+          });
+          isValid = res.status !== 401 && res.status !== 403;
+          break;
+        }
 
         case "deepseek":
         case "groq":
diff --git a/src/shared/constants/config.js b/src/shared/constants/config.js
index cf9003e2..73f334ad 100644
--- a/src/shared/constants/config.js
+++ b/src/shared/constants/config.js
@@ -56,6 +56,7 @@ export const PROVIDER_ENDPOINTS = {
   "minimax-cn": "https://api.minimaxi.com/anthropic/v1/messages",
   alicode: "https://coding.dashscope.aliyuncs.com/v1/chat/completions",
   "alicode-intl": "https://coding-intl.dashscope.aliyuncs.com/v1/chat/completions",
+  "volcengine-ark": "https://ark.cn-beijing.volces.com/api/coding/v3/chat/completions",
   openai: "https://api.openai.com/v1/chat/completions",
   anthropic: "https://api.anthropic.com/v1/messages",
   gemini: "https://generativelanguage.googleapis.com/v1beta/models",
diff --git a/src/shared/constants/providers.js b/src/shared/constants/providers.js
index a024080e..6830be8b 100644
--- a/src/shared/constants/providers.js
+++ b/src/shared/constants/providers.js
@@ -59,6 +59,7 @@ export const APIKEY_PROVIDERS = {
   "minimax-cn": { id: "minimax-cn", alias: "minimax-cn", name: "Minimax (China)", icon: "memory", color: "#DC2626", textIcon: "MC", website: "https://www.minimaxi.com" },
   alicode: { id: "alicode", alias: "alicode", name: "Alibaba", icon: "cloud", color: "#FF6A00", textIcon: "ALi" },
   "alicode-intl": { id: "alicode-intl", alias: "alicode-intl", name: "Alibaba Intl", icon: "cloud", color: "#FF6A00", textIcon: "ALi" },
+  "volcengine-ark": { id: "volcengine-ark", alias: "ark", name: "Volcengine Ark", icon: "cloud", color: "#1677FF", textIcon: "ARK", website: "https://ark.cn-beijing.volces.com" },
   openai: { id: "openai", alias: "openai", name: "OpenAI", icon: "auto_awesome", color: "#10A37F", textIcon: "OA", website: "https://platform.openai.com", serviceKinds: ["llm", "embedding", "tts", "image", "imageToText", "webSearch"], thinkingConfig: THINKING_CONFIG.effort },
   anthropic: { id: "anthropic", alias: "anthropic", name: "Anthropic", icon: "smart_toy", color: "#D97757", textIcon: "AN", website: "https://console.anthropic.com", serviceKinds: ["llm", "imageToText"] },
   "opencode-go": { id: "opencode-go", alias: "ocg", name: "OpenCode Go", icon: "terminal", color: "#E87040", textIcon: "OC", website: "https://opencode.ai/auth", notice: { text: "OpenCode Go subscription: $5/mo (then $10/mo). Access to Kimi, GLM, Qwen, MiMo, MiniMax models.", apiKeyUrl: "https://opencode.ai/auth" } },