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

# API Reference

> Complete API reference for Blockline MEV Analytics

# API Reference

Welcome to the Blockline API reference. This interactive documentation is auto-generated from our OpenAPI specification.

## Base URL

```
https://api.soltop.sh
```

## Authentication

All endpoints require API key authentication via the `Authorization` header:

```bash theme={null}
Authorization: Bearer sk_live_YOUR_API_KEY
```

Get your API key from the [Blockline Dashboard](https://blockline.soltop.sh/dashboard/api-keys).

## Available Endpoints

Explore the endpoints below using the navigation menu. Each endpoint includes:

* Request parameters and body schemas
* Response schemas with examples
* Error responses
* Interactive "Try it out" functionality

<CardGroup cols={2}>
  <Card title="Analyze Trade Context" icon="magnifying-glass-chart">
    Find all transactions that touched your market within ±N slots
  </Card>

  <Card title="Get Transaction Details" icon="file-invoice">
    Retrieve detailed transaction information with validator metadata
  </Card>

  <Card title="Fetch Wallet Signatures" icon="wallet">
    Get transaction history for any wallet with intelligent caching
  </Card>

  <Card title="Enhance Metadata" icon="sparkles">
    Enrich transactions with balance changes and financial details
  </Card>

  <Card title="Backfill Transaction" icon="database">
    Backfill transaction data into the analytics database
  </Card>
</CardGroup>

## Rate Limits

Most endpoints are limited to **6 requests per minute**. See the [Rate Limits guide](/rate-limits) for details.

## Need Help?

* [Quickstart Guide](/quickstart) - Get started in 5 minutes
* [Authentication](/authentication) - API key setup
* [Code Examples](/guides/examples/javascript) - JavaScript and Python examples
* [Error Handling](/guides/error-handling) - Handle errors properly