# Arc Testnet RPC and network details

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

Arc Testnet is Arc’s network for building and testing applications before mainnet deployment.

## Network details

- Network: Testnet
- Chain ID: 5042002
- Environment: Testnet
- Category: L1
- Gas token: USDC

## Endpoints

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

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

## Alchemy product support

Supported on Arc Testnet: 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 testnet RPC endpoints, websockets, and a Debug API. Developers can also use the Bundler API and gas sponsorship before deploying to mainnet.

## Available networks

- Arc Mainnet: https://www.alchemy.com/rpc/arc

## Links

- Alchemy docs: https://www.alchemy.com/docs/reference/arc-api-quickstart
- Official docs: https://docs.arc.io/
- Website: https://arc.io/
- GitHub: https://github.com/circlefin/arc-node
- Block explorer: https://testnet.arcscan.app/