> ## Documentation Index
> Fetch the complete documentation index at: https://docs.0xmeta.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# API Reference – Introduction

> Overview of the 0xmeta API endpoints and conventions

Welcome to the 0xmeta API Reference. This section covers all endpoints available, authentication (via x402 payment proof), response formats, paging, and error conventions.

> **Base URL**: `https://facilitator.0xmeta.ai/v1`\
> **Authentication**: Use header `X-Payment-Proof: YOUR_PAYMENT_PROOF`\
> **Response format**: JSON

### Common Query Parameters

* `limit` – Number of items to return (default: 10)
* `timeframe` – Time window for analysis (e.g., `1h`, `24h`, `7d`)
* `cursor` – For pagination if supported

### Common Response Fields

```json theme={null}
{
  "success": true,
  "data": {
    /* object or array */
  },
  "meta": {
    "cursor": "string",
    "limit": 10,
    "timeframe": "24h"
  }
}
```