> ## Documentation Index
> Fetch the complete documentation index at: https://docs.portix.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# Quick Start

Get started with Portix in 3 steps

## 1. Get Your API Key

1. Sign up at [https://portix.ai/dashboard/overview](https://portix.ai/dashboard/overview)
2. Top up your balance
3. Create an API key

## 2. Make Your First Request

<Tabs>
  <Tab title="OpenAI">
    ```bash theme={null}
    curl https://api.portix.ai/v1/chat/completions \
      -H "Content-Type: application/json" \
      -H "Authorization: Bearer YOUR_API_KEY" \
      -d '{
        "model": "gpt-5.5",
        "messages": [{"role": "user", "content": "Hello!"}]
      }'
    ```
  </Tab>

  <Tab title="Anthropic">
    ```bash theme={null}
    curl https://api.portix.ai/v1/messages \
      -H "Content-Type: application/json" \
      -H "x-api-key: YOUR_API_KEY" \
      -H "anthropic-version: 2026-06-01" \
      -d '{
        "model": "claude-sonnet-5",
        "max_tokens": 1024,
        "messages": [{"role": "user", "content": "Hello!"}]
      }'
    ```
  </Tab>

  <Tab title="Gemini">
    ```bash theme={null}
    curl "https://api.portix.ai/v1beta/models/gemini-3.6-flash:generateContent" \
      -H "Content-Type: application/json" \
      -H "x-goog-api-key: $YOUR_API_KEY" \
      -d '{
        "contents": [
          {
            "role": "user",
            "parts": [{"text": "Hello!"}]
          }
        ]
      }'

    ```
  </Tab>
</Tabs>