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

# Portkey Gateway

> Route AI Sonar OpenAI-compatible chat traffic through Portkey custom-host settings

## Overview

Portkey Gateway can route OpenAI-compatible chat requests to AI Sonar through a custom host.

<Note>
  **Type**: AI Gateway

  **Primary Path**: OpenAI-compatible chat completions through a custom host

  **Support Confidence**: Supported path
</Note>

## Provider Values

| Field            | Value                        |
| ---------------- | ---------------------------- |
| Portkey API key  | `$PORTKEY_API_KEY`           |
| Custom host      | `https://api.aisonar.dev/v1` |
| Provider         | `openai`                     |
| Provider API key | `$API_KEY`                   |
| Default model    | `gpt-5.4-mini`               |

## Chat Completions

Route the request with Portkey's custom-host parameters:

```bash theme={null}
curl https://api.portkey.ai/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "x-portkey-api-key: $PORTKEY_API_KEY" \
  -H "x-portkey-custom-host: https://api.aisonar.dev/v1" \
  -H "x-portkey-provider: openai" \
  -H "Authorization: Bearer $API_KEY" \
  -d '{
    "model": "gpt-5.4-mini",
    "messages": [{"role": "user", "content": "Say hello."}]
  }'
```