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

# API Overview

> Complete reference for all CoreTone API endpoints.

# API Reference

All endpoints use the base URL:

```
https://yeoffsnpsacsnxphsokr.supabase.co/functions/v1
```

## Authentication

Include your API key as a Bearer token:

```
Authorization: Bearer YOUR_API_KEY
Content-Type: application/json
```

## Endpoints

<CardGroup cols={2}>
  <Card title="Profile Lookup" icon="user" href="/api-reference/profile-lookup">
    Retrieve a contact's behavioral profile by email or LinkedIn URL.
  </Card>

  <Card title="Wave Compose" icon="envelope" href="/api-reference/wave-compose">
    Generate a personalized outreach message for a contact.
  </Card>

  <Card title="Rephrase" icon="arrows-rotate" href="/api-reference/rephrase">
    Adapt any message to match a contact's communication style.
  </Card>

  <Card title="Meeting Prep" icon="calendar" href="/api-reference/meeting-prep">
    Get AI-generated talking points and approach strategy.
  </Card>
</CardGroup>

## Response Format

All endpoints return JSON. Successful responses use HTTP 200. Errors return appropriate status codes with a JSON error body:

```json theme={null}
{
  "error": "Description of what went wrong"
}
```

## Error Codes

| Code  | Meaning                                    |
| ----- | ------------------------------------------ |
| `200` | Success                                    |
| `400` | Bad request, missing or invalid parameters |
| `401` | Unauthorized, invalid or missing API key   |
| `402` | Insufficient credits                       |
| `404` | Contact or resource not found              |
| `429` | Rate limit exceeded                        |
| `500` | Internal server error                      |