Base URL

Docs

Get API Key

Base URL

https://api.claude5plus.com/v1

Use your Claude5Plus key in the Authorization header.

V0 supports chat completions for Claude and OpenAI-compatible requests.

curl https://api.claude5plus.com/v1/chat/completions \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "claude-sonnet-4",
    "messages": [
      {
        "role": "user",
        "content": "Hello"
      }
    ]
  }'