feat: add MiniMax as first-class LLM provider

.env.template

@@ -65,6 +65,16 @@ ANTHROPIC_API_VERSION=
 ### anthropic claude Api url (optional)
 ANTHROPIC_URL=
 
+# (optional)
+# Default: Empty
+# MiniMax API key, set if you want to use MiniMax models.
+MINIMAX_API_KEY=
+
+# (optional)
+# Default: https://api.minimax.io
+# MiniMax API url, set if you want to customize MiniMax API url.
+MINIMAX_URL=
+
 ### (optional)
 WHITE_WEBDEV_ENDPOINTS=
 

README.md

@@ -26,6 +26,7 @@
 
 ### 已支持
 - [x] 原`ChatGPT-Next-Web`所有功能
+- [x] MiniMax（MiniMax-M2.7 / MiniMax-M2.5 / MiniMax-M2.5-highspeed）
 - [x] StabilityAI
   - [x] 支持 Stable Image Ultra
   - [x] 支持 Stable Image Core
@@ -47,6 +48,8 @@
 MJ Proxy的API链接地址
 ### `MJ_PROXY_KEY`
 MJ Proxy的API密钥
+### `MINIMAX_API_KEY`
+（可选）MiniMax API密钥，用于使用MiniMax模型（如MiniMax-M2.7、MiniMax-M2.5）
 ### `CODE`
 （可选）设置页面中的访问密码
 ### `...其余参数`

README_EN.md

@@ -26,6 +26,7 @@ One-click to own your own `ChatGPT` + `many AI` aggregation web service (based o
 
 ### Already supported
 - [x] All functions of the original `ChatGPT-Next-Web`
+- [x] MiniMax (MiniMax-M2.7 / MiniMax-M2.5 / MiniMax-M2.5-highspeed)
 - [x] StabilityAI
   - [x] Support for Stable Image Ultra
   - [x] Support for Stable Image Core
@@ -47,6 +48,8 @@ One-click to own your own `ChatGPT` + `many AI` aggregation web service (based o
 MJ Proxy API link address
 ### `MJ_PROXY_KEY`
 MJ Proxy API key
+### `MINIMAX_API_KEY`
+(Optional) MiniMax API key for using MiniMax models (MiniMax-M2.7, MiniMax-M2.5, etc.)
 ### `CODE`
 (Optional) Set the access password on the page
 ### `...Other parameters`

app/api/auth.ts

@@ -85,6 +85,9 @@ export function auth(req: NextRequest, modelProvider: ModelProvider) {
       case ModelProvider.Qwen:
         systemApiKey = serverConfig.alibabaApiKey;
         break;
+      case ModelProvider.MiniMax:
+        systemApiKey = serverConfig.minimaxApiKey;
+        break;
       case ModelProvider.GPT:
       default:
         if (req.nextUrl.pathname.includes("azure/deployments")) {

app/api/minimax/[...path]/route.ts

@@ -0,0 +1,153 @@
+import { getServerSideConfig } from "@/app/config/server";
+import {
+  MINIMAX_BASE_URL,
+  ApiPath,
+  ModelProvider,
+  ServiceProvider,
+} from "@/app/constant";
+import { prettyObject } from "@/app/utils/format";
+import { NextRequest, NextResponse } from "next/server";
+import { auth } from "@/app/api/auth";
+import { isModelAvailableInServer } from "@/app/utils/model";
+
+const serverConfig = getServerSideConfig();
+
+async function handle(
+  req: NextRequest,
+  { params }: { params: { path: string[] } },
+) {
+  console.log("[MiniMax Route] params ", params);
+
+  if (req.method === "OPTIONS") {
+    return NextResponse.json({ body: "OK" }, { status: 200 });
+  }
+
+  const authResult = auth(req, ModelProvider.MiniMax);
+  if (authResult.error) {
+    return NextResponse.json(authResult, {
+      status: 401,
+    });
+  }
+
+  try {
+    const response = await request(req);
+    return response;
+  } catch (e) {
+    console.error("[MiniMax] ", e);
+    return NextResponse.json(prettyObject(e));
+  }
+}
+
+export const GET = handle;
+export const POST = handle;
+
+export const runtime = "edge";
+export const preferredRegion = [
+  "arn1",
+  "bom1",
+  "cdg1",
+  "cle1",
+  "cpt1",
+  "dub1",
+  "fra1",
+  "gru1",
+  "hnd1",
+  "iad1",
+  "icn1",
+  "kix1",
+  "lhr1",
+  "pdx1",
+  "sfo1",
+  "sin1",
+  "syd1",
+];
+
+async function request(req: NextRequest) {
+  const controller = new AbortController();
+
+  let path = `${req.nextUrl.pathname}`.replaceAll(ApiPath.MiniMax, "");
+
+  let baseUrl = serverConfig.minimaxUrl || MINIMAX_BASE_URL;
+
+  if (!baseUrl.startsWith("http")) {
+    baseUrl = `https://${baseUrl}`;
+  }
+
+  if (baseUrl.endsWith("/")) {
+    baseUrl = baseUrl.slice(0, -1);
+  }
+
+  console.log("[Proxy] ", path);
+  console.log("[Base Url]", baseUrl);
+
+  const timeoutId = setTimeout(
+    () => {
+      controller.abort();
+    },
+    10 * 60 * 1000,
+  );
+
+  const fetchUrl = `${baseUrl}${path}`;
+
+  const fetchOptions: RequestInit = {
+    headers: {
+      "Content-Type": "application/json",
+      Authorization: req.headers.get("Authorization") ?? "",
+    },
+    method: req.method,
+    body: req.body,
+    redirect: "manual",
+    // @ts-ignore
+    duplex: "half",
+    signal: controller.signal,
+  };
+
+  // #1815 try to refuse some request to some models
+  if (serverConfig.customModels && req.body) {
+    try {
+      const clonedBody = await req.text();
+      fetchOptions.body = clonedBody;
+
+      const jsonBody = JSON.parse(clonedBody) as { model?: string };
+
+      // not undefined and is false
+      if (
+        isModelAvailableInServer(
+          serverConfig.customModels,
+          jsonBody?.model as string,
+          ServiceProvider.MiniMax as string,
+        )
+      ) {
+        return NextResponse.json(
+          {
+            error: true,
+            message: `you are not allowed to use ${jsonBody?.model} model`,
+          },
+          {
+            status: 403,
+          },
+        );
+      }
+    } catch (e) {
+      console.error(`[MiniMax] filter`, e);
+    }
+  }
+
+  try {
+    const res = await fetch(fetchUrl, fetchOptions);
+
+    // to prevent browser prompt for credentials
+    const newHeaders = new Headers(res.headers);
+    newHeaders.delete("www-authenticate");
+    // to disable nginx buffering
+    newHeaders.set("X-Accel-Buffering", "no");
+
+    return new Response(res.body, {
+      status: res.status,
+      statusText: res.statusText,
+      headers: newHeaders,
+    });
+  } finally {
+    clearTimeout(timeoutId);
+  }
+}

app/client/api.ts

@@ -12,6 +12,7 @@ import { ClaudeApi } from "./platforms/anthropic";
 import { ErnieApi } from "./platforms/baidu";
 import { DoubaoApi } from "./platforms/bytedance";
 import { QwenApi } from "./platforms/alibaba";
+import { MiniMaxApi } from "./platforms/minimax";
 
 export const ROLES = ["system", "user", "assistant"] as const;
 export type MessageRole = (typeof ROLES)[number];
@@ -117,6 +118,9 @@ export class ClientApi {
       case ModelProvider.Qwen:
         this.llm = new QwenApi();
         break;
+      case ModelProvider.MiniMax:
+        this.llm = new MiniMaxApi();
+        break;
       default:
         this.llm = new ChatGPTApi();
     }
@@ -199,6 +203,7 @@ export function getHeaders() {
     const isBaidu = modelConfig.providerName == ServiceProvider.Baidu;
     const isByteDance = modelConfig.providerName === ServiceProvider.ByteDance;
     const isAlibaba = modelConfig.providerName === ServiceProvider.Alibaba;
+    const isMiniMax = modelConfig.providerName === ServiceProvider.MiniMax;
     const isEnabledAccessControl = accessStore.enabledAccessControl();
     const apiKey = isGoogle
       ? accessStore.googleApiKey
@@ -210,6 +215,8 @@ export function getHeaders() {
       ? accessStore.bytedanceApiKey
       : isAlibaba
       ? accessStore.alibabaApiKey
+      : isMiniMax
+      ? accessStore.minimaxApiKey
       : accessStore.openaiApiKey;
     return {
       isGoogle,
@@ -267,6 +274,8 @@ export function getClientApi(provider: ServiceProvider): ClientApi {
       return new ClientApi(ModelProvider.Doubao);
     case ServiceProvider.Alibaba:
       return new ClientApi(ModelProvider.Qwen);
+    case ServiceProvider.MiniMax:
+      return new ClientApi(ModelProvider.MiniMax);
     default:
       return new ClientApi(ModelProvider.GPT);
   }