# Arc RPC and network details

Source: https://www.alchemy.com/rpc/arc

Arc is an open, EVM-compatible Layer-1 built for real-time money movement and agentic economic activity. It uses stablecoins as gas, starting with USDC, and targets deterministic sub-second finality with predictable, dollar-based fees.

## Network details

- Network: Mainnet
- Chain ID: 5042
- Environment: Mainnet
- Category: L1
- Gas token: ETH

## Endpoints

- Alchemy RPC: https://arc-mainnet.g.alchemy.com/v2/API_KEY
- Alchemy WebSocket: wss://arc-mainnet.g.alchemy.com/v2/API_KEY

Replace API_KEY with a key from https://dashboard.alchemy.com/signup.

## Alchemy product support

Supported on Arc: RPC API, Prices API, Debug API, Trace API, Bundler API, Token API, NFT API, Websockets, Gas Manager, Webhooks, Transfers API.

Not currently supported: Transaction receipts API, Block Timestamp API, User OP Simulation API, gRPC.

## Build on Alchemy

Alchemy offers Arc mainnet RPC endpoints, websockets, a Debug API, and more. With Alchemy's suite of devtools, developers have everything they need to run apps at scale on Arc.

## Available networks

- Arc Testnet (testnet): https://www.alchemy.com/rpc/arc-testnet

## Links

- Official docs: https://docs.arc.io/
- Website: https://arc.io/