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Arc API FAQ

Frequently asked questions about the Arc API

Arc is an open Layer 1 blockchain by Circle, purpose-built for stablecoin finance, featuring USDC as the native gas token, sub-second finality, and direct integration with Circle's platform for secure access to liquidity and developer tooling.

Check out our Arc API Quickstart guide to get started building on Arc.

The Arc API allows you to interface with the Arc network. With this API, you can execute transactions, query onchain data, and interact with the Arc network, relying on a JSON-RPC standard.

Yes, Arc is EVM compatible.

Arc uses the JSON-RPC API standard. This API is crucial for any blockchain interaction on the Arc network, allowing you to read block/transaction data, query chain information, execute smart contracts, and store data onchain.

Arc supports standard Ethereum JSON-RPC methods. Some chain-specific methods may vary. Please check the Arc API endpoints documentation for a complete list.

When accessing the Arc network via a node provider like Alchemy, you use an API key to send transactions and retrieve data from the network. For the best development experience, we recommend that you sign up for a free API key.

Common Ethereum libraries like ethers.js should be compatible with Arc, given its EVM nature.

If you have any questions or feedback, contact us at [email protected] or open a ticket in the Alchemy Dashboard.

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