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

# Introduction

> Real-time sports betting odds API with data from 365+ bookmakers across 34 sports. Build odds comparison sites, value bet finders, and arbitrage tools.

Odds-API.io is a sports betting odds API with real-time data from over 365 bookmakers across 34 sports.

## Key Features

<CardGroup cols={2}>
  <Card title="365+ Bookmakers" icon="building">
    Access odds from the world's largest selection of bookmakers including Bet365, Unibet, SingBet, and more.
  </Card>

  <Card title="34 Sports" icon="futbol">
    Football, Basketball, Tennis, Esports, and many more.
  </Card>

  <Card title="Near-Zero Latency" icon="bolt">
    Real-time odds updates with minimal delay.
  </Card>

  <Card title="99.9% Uptime" icon="circle-check">
    Built for production use. We keep things running.
  </Card>

  <Card title="Real-Time WebSocket Streaming" icon="bolt" href="/guides/websockets">
    Push-based odds updates over a persistent connection instead of polling.
  </Card>
</CardGroup>

## What You Can Build

<CardGroup cols={2}>
  <Card title="Odds Comparison Sites" icon="chart-line">
    Build odds comparison platforms for your users.
  </Card>

  <Card title="Value Bet Finders" icon="magnifying-glass-dollar">
    Identify and alert users to profitable betting opportunities.
  </Card>

  <Card title="Betting Analytics" icon="chart-mixed">
    Build analytics and prediction tools on top of real odds data.
  </Card>

  <Card title="Live Betting Apps" icon="mobile">
    Create real-time betting applications with live odds feeds.
  </Card>
</CardGroup>

## Getting Started

<CardGroup cols={2}>
  <Card title="Quickstart Guide" icon="rocket" href="/quickstart">
    Get up and running with your first API call in minutes.
  </Card>

  <Card title="Authentication" icon="key" href="/authentication">
    Learn how to authenticate your API requests.
  </Card>

  <Card title="API Reference" icon="code" href="/api-reference/introduction">
    Explore all available endpoints and parameters.
  </Card>

  <Card title="Best Practices" icon="lightbulb" href="/guides/best-practices">
    Learn how to optimize your API usage and performance.
  </Card>
</CardGroup>

## API Coverage

What's included:

* **Pre-match odds** - Full market coverage for upcoming events
* **Live odds** - Real-time in-play betting odds
* **Multiple markets** - ML, Spread, Totals, Correct Score, and more
* **Period scores** - Scores for every period (e.g. half-time, 90min, overtime), enabling complete market settlement
* **Direct bet links** - Deep links directly to bookmaker bet slips
* **Value bets** - Automatically calculated expected value opportunities
* **Historical data** - Access to past odds and results

## Try It Now

See how easy it is to fetch odds data:

<CodeGroup>
  ```bash cURL theme={null}
  curl "https://api.odds-api.io/v3/sports"
  ```

  ```javascript JavaScript theme={null}
  const response = await fetch('https://api.odds-api.io/v3/sports');
  const sports = await response.json();
  console.log(sports);
  ```

  ```python Python theme={null}
  import requests

  response = requests.get('https://api.odds-api.io/v3/sports')
  sports = response.json()
  print(sports)
  ```
</CodeGroup>

<Tip>
  This endpoint doesn't require authentication - try it right now!
</Tip>

## Pricing

Plans are priced per plan, not per bookmaker. New free API keys are paused; existing free keys keep working at 100 requests/hour (500/day).

* **Solo** £49/mo or £490/yr, 2 bookmakers
* **Starter** £99/mo or £990/yr, 5 bookmakers
* **Growth** £179/mo or £1,790/yr, 10 bookmakers
* **Pro** £229/mo or £2,290/yr, 15 bookmakers
* Every paid plan: **5,000 requests/hour**, sharp books, exchanges and prediction markets
* **Annual billing** is 10x the monthly price (2 months free), card only
* WebSocket streaming doubles the plan price; **10K/20K/30K** request packages are monthly add-ons
* Checkout charges GBP, USD, EUR, BRL, CNY, JPY or KRW based on your location
* Cancel anytime

<Card title="Compare plans" icon="rocket" href="https://odds-api.io/pricing">
  Monthly and annual prices for every plan
</Card>

## Support

Need help? We're here for you:

* **Email Support**: [hello@odds-api.io](mailto:hello@odds-api.io)
* **Documentation**: Guides and full API reference right here
* **Response Time**: Usually within 24 hours