# Introduction | GeckoTerminal API Docs

## GeckoTerminal API Guide

- [Introduction](https://apiguide.geckoterminal.com/introduction.md): Discover GeckoTerminal's free Public API! Access real-time crypto prices, OHLC, trading volumes, and liquidity across 1,500+ DEXs and 200+ networks. Build powerful DeFi apps with on-chain market data!
- [Getting Started](https://apiguide.geckoterminal.com/getting-started.md): It is really easy!
- [Authentication](https://apiguide.geckoterminal.com/authentication.md)
- [FAQ](https://apiguide.geckoterminal.com/faq.md)
- [Changelogs](https://apiguide.geckoterminal.com/changelogs.md)
- [Clients/Libraries (Unofficial)](https://apiguide.geckoterminal.com/clients-libraries-unofficial.md): These are open-sourced projects owned by their respective maintainers and community. CoinGecko is not responsible for maintaining the compatibility of these projects - please DYOR.