feat: init support for deepseek

app/api/auth.ts

@@ -73,6 +73,10 @@ export function auth(req: NextRequest, modelProvider: ModelProvider) {
       case ModelProvider.Claude:
         systemApiKey = serverConfig.anthropicApiKey;
         break;
+
+      case ModelProvider.Deepseek:
+        systemApiKey = serverConfig.deepseekApiKey;
+        break;
       case ModelProvider.GPT:
       default:
         if (serverConfig.isAzure) {

app/api/common.ts

@@ -87,6 +87,8 @@ export async function requestOpenai(req: NextRequest) {
         DEFAULT_MODELS,
         serverConfig.customModels,
       );
+
+      // check if deepseek model
       const clonedBody = await req.text();
       fetchOptions.body = clonedBody;
 
@@ -112,16 +114,16 @@ export async function requestOpenai(req: NextRequest) {
   try {
     const res = await fetch(fetchUrl, fetchOptions);
 
-  // Extract the OpenAI-Organization header from the response
-  const openaiOrganizationHeader = res.headers.get("OpenAI-Organization");
+    // Extract the OpenAI-Organization header from the response
+    const openaiOrganizationHeader = res.headers.get("OpenAI-Organization");
 
-  // Check if serverConfig.openaiOrgId is defined and not an empty string
-  if (serverConfig.openaiOrgId && serverConfig.openaiOrgId.trim() !== "") {
-    // If openaiOrganizationHeader is present, log it; otherwise, log that the header is not present
-    console.log("[Org ID]", openaiOrganizationHeader);
-  } else {
-    console.log("[Org ID] is not set up.");
-  }
+    // Check if serverConfig.openaiOrgId is defined and not an empty string
+    if (serverConfig.openaiOrgId && serverConfig.openaiOrgId.trim() !== "") {
+      // If openaiOrganizationHeader is present, log it; otherwise, log that the header is not present
+      console.log("[Org ID]", openaiOrganizationHeader);
+    } else {
+      console.log("[Org ID] is not set up.");
+    }
 
     // to prevent browser prompt for credentials
     const newHeaders = new Headers(res.headers);
@@ -129,7 +131,6 @@ export async function requestOpenai(req: NextRequest) {
     // to disable nginx buffering
     newHeaders.set("X-Accel-Buffering", "no");
 
-
     // Conditionally delete the OpenAI-Organization header from the response if [Org ID] is undefined or empty (not setup in ENV)
     // Also, this is to prevent the header from being sent to the client
     if (!serverConfig.openaiOrgId || serverConfig.openaiOrgId.trim() === "") {
@@ -142,7 +143,6 @@ export async function requestOpenai(req: NextRequest) {
     // The browser will try to decode the response with brotli and fail
     newHeaders.delete("content-encoding");
 
-
     return new Response(res.body, {
       status: res.status,
       statusText: res.statusText,

app/client/api.ts

@@ -70,7 +70,7 @@ export abstract class LLMApi {
   abstract models(): Promise<LLMModel[]>;
 }
 
-type ProviderName = "openai" | "azure" | "claude" | "palm";
+type ProviderName = "openai" | "azure" | "claude" | "palm" | "deepseek";
 
 interface Model {
   name: string;
@@ -162,6 +162,7 @@ export function getHeaders() {
   const modelConfig = useChatStore.getState().currentSession().mask.modelConfig;
   const isGoogle = modelConfig.model.startsWith("gemini");
   const isAzure = accessStore.provider === ServiceProvider.Azure;
+  const isDeepSeek = accessStore.provider === ServiceProvider.DeepSeek;
   const authHeader = isAzure ? "api-key" : "Authorization";
   const apiKey = isGoogle
     ? accessStore.googleApiKey

app/config/server.ts

@@ -89,6 +89,7 @@ export const getServerSideConfig = () => {
   const isAzure = !!process.env.AZURE_URL;
   const isGoogle = !!process.env.GOOGLE_API_KEY;
   const isAnthropic = !!process.env.ANTHROPIC_API_KEY;
+  const isDeepSeek = !!process.env.DEEPSEEK_API_KEY;
 
   // const apiKeyEnvVar = process.env.OPENAI_API_KEY ?? "";
   // const apiKeys = apiKeyEnvVar.split(",").map((v) => v.trim());
@@ -99,7 +100,7 @@ export const getServerSideConfig = () => {
   // );
 
   const allowedWebDevEndpoints = (
-    process.env.WHITE_WEBDEV_ENDPOINTS ?? ""
+    process.env.WEBDEV_ENDPOINTS_WHITELIST ?? ""
   ).split(",");
 
   return {
@@ -121,6 +122,8 @@ export const getServerSideConfig = () => {
     anthropicApiVersion: process.env.ANTHROPIC_API_VERSION,
     anthropicUrl: process.env.ANTHROPIC_URL,
 
+    deepseekApiKey: getApiKey(process.env.DEEPSEEK_API_KEY),
+
     gtmId: process.env.GTM_ID,
 
     needCode: ACCESS_CODES.size > 0,

app/constant.ts

@@ -1,3 +1,5 @@
+import { Chat } from "./components/chat";
+
 export const OWNER = "Yidadaa";
 export const REPO = "ChatGPT-Next-Web";
 export const REPO_URL = `https://github.com/${OWNER}/${REPO}`;
@@ -70,12 +72,14 @@ export enum ServiceProvider {
   Azure = "Azure",
   Google = "Google",
   Anthropic = "Anthropic",
+  DeepSeek = "DeepSeek",
 }
 
 export enum ModelProvider {
   GPT = "GPT",
   GeminiPro = "GeminiPro",
   Claude = "Claude",
+  Deepseek = "DeepSeek",
 }
 
 export const Anthropic = {
@@ -136,16 +140,11 @@ export const KnowledgeCutOffDate: Record<string, string> = {
 
 const openaiModels = [
   "gpt-3.5-turbo",
-  "gpt-3.5-turbo-1106",
-  "gpt-3.5-turbo-0125",
   "gpt-4",
-  "gpt-4-0613",
   "gpt-4-32k",
-  "gpt-4-32k-0613",
   "gpt-4-turbo",
   "gpt-4-turbo-preview",
   "gpt-4-vision-preview",
-  "gpt-4-turbo-2024-04-09",
 ];
 
 const googleModels = [
@@ -163,6 +162,8 @@ const anthropicModels = [
   "claude-3-haiku-20240307",
 ];
 
+const deepseekModels = ["deepseek-chat"];
+
 export const DEFAULT_MODELS = [
   ...openaiModels.map((name) => ({
     name,
@@ -191,6 +192,15 @@ export const DEFAULT_MODELS = [
       providerType: "anthropic",
     },
   })),
+  ...deepseekModels.map((name) => ({
+    name,
+    available: true,
+    provider: {
+      id: "deepseek",
+      providerName: "DeepSeek",
+      providerType: "deepseek",
+    },
+  })),
 ] as const;
 
 export const CHAT_PAGE_SIZE = 15;