# Alpaca API

**Provider:** Alpaca
**Category:** finance
**Base URL:** `https://alpaca.markets`
**Auth:** api-key — `Authorization: Bearer YOUR_TOKEN`
**Rate Limit:** 200 req/min (standard) · 1,000 req/min (with data plan)
**Free Tier:** Yes — available
**Pricing:** Enterprise / contact sales (subscription)
**Docs:** https://alpaca.markets/docs/api-documentation/api-v2/market-data/alpaca-data-api-v2/

## Description

Realtime and historical market data on all US equities and ETFs

## Endpoints

| Method | Endpoint | Description |
|--------|----------|-------------|
| GET | `https://alpaca.markets/` | See documentation for endpoint reference |

## Authentication

See documentation for auth details

```
Authorization: Bearer YOUR_TOKEN
```

## Sample Request

```bash
curl 'https://alpaca.markets'
```

## Sample Response

```json
{}
```

## Pricing Details

Commission-free trading via API. Market data: free IEX feed (delayed); real-time from $9/mo (unlimited). No subscription fee for trading API.

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*Source: [API Map](https://apimap.dev/apis/alpaca/) — CC BY 4.0*