Open Source · language

Use DeepSeek V3 with cURL

Updated 2026-05-21 · By XALEN

How to use DeepSeek V3 (Open Source, 671B (37B active)) with cURL. Install, authenticate, and make your first API call in minutes. Working code example included.

Model
DeepSeek V3
671B (37B active) · 128K context · $0.05 input
Framework
cURL
language · No installation needed

1. Install

No installation needed

2. Code

curl https://api.xalen.io/v1/chat/completions \
  -H "Authorization: Bearer xln_test_YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "deepseek-v3",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

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Last updated: 2026-05-21