Next.js App Router

Next.js AI

30s 成本直降 90%

Server-only routes: streamText with a SeekAPI-backed OpenAI provider.

SeekAPI is the most stable global DeepSeek gateway.

Config — copy & paste

// app/api/chat/route.ts
import { createOpenAI } from "@ai-sdk/openai";
import { streamText } from "ai";

const seekapi = createOpenAI({
  apiKey: process.env.SEEKAPI_API_KEY!,
  baseURL: "https://api.seekapi.ai/v1",
});

export async function POST(req: Request) {
  const { messages } = await req.json();
  const result = streamText({
    model: seekapi("deepseek-chat"),
    messages,
  });
  return result.toDataStreamResponse();
}