# Katana API FAQ

> Frequently asked questions about the Katana API

> For the complete documentation index, see [llms.txt](/docs/llms.txt).

## What is Katana?
Katana is an EVM-compatible network purpose-built for DeFi, concentrating liquidity and directing chain-level yield back to users and applications to deliver deep, sustainable onchain markets.

## How do I get started with Katana?
See the [Katana API quickstart guide](/docs/reference/katana-api-quickstart) to start building on Katana.

## What is the Katana API?
The Katana API lets you interact with the Katana mainnet. You can execute transactions, query onchain data, and interact with the Katana network using the JSON-RPC standard.

## Is Katana EVM compatible?
Yes, Katana is EVM compatible.

## What API does Katana use?
Katana uses the JSON-RPC API standard. This API enables blockchain interaction on the Katana network, letting you read block and transaction data, query chain information, execute smart contracts, and store data onchain.

## What methods are supported on Katana?
Katana supports standard Ethereum JSON-RPC methods. Some chain-specific methods may vary. Check the Katana API endpoints documentation for a complete list.

## What is a Katana API key?
When you access the Katana network through a node provider like Alchemy, you use an API key to send transactions and retrieve data. We recommend you [sign up for a free API key](https://dashboard.alchemy.com/signup).

## Which libraries support Katana?
Common Ethereum libraries like [ethers.js](https://docs.ethers.org/v5/) are compatible with Katana, given its EVM nature.

## Where can I get more help?
If you have questions or feedback, contact us at support@alchemy.com or open a ticket in the [Alchemy Dashboard](https://dashboard.alchemy.com).