Reasoning · frontend

Use DeepSeek R1 Distill 8B with Next.js

Updated 2026-05-21 · By XALEN

How to use DeepSeek R1 Distill 8B (Reasoning, 8B) with Next.js. Install, authenticate, and make your first API call in minutes. Working code example included.

Model
DeepSeek R1 Distill 8B
8B · 128K context · $0.01 input
Framework
Next.js
frontend · npm install xalen-sdk

1. Install

npm install xalen-sdk

2. Code

// app/api/chat/route.ts
import XALEN from 'xalen-sdk';

const client = new XALEN({ apiKey: process.env.XALEN_API_KEY });

export async function POST(req: Request) {
  const { messages } = await req.json();
  const response = await client.chat.completions.create({
    model: 'deepseek-r1-distill-8b',
    messages,
    stream: true
  });
  return new Response(response.toReadableStream());
}

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Last updated: 2026-05-21