# CrossFi Testnet RPC and network details

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

This it the primary test environment for CrossFi.

## Network details

- Network: Testnet
- Chain ID: 4157
- Environment: Testnet
- Category: L2
- Native token: XFI
- Gas token: XFI
- Block time: 5s

## Endpoints

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

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

## Alchemy product support

Supported on CrossFi Testnet: RPC API, Debug API, Websockets.

Not currently supported: Transaction receipts API, Block Timestamp API, User OP Simulation API, Prices API, Trace API, Bundler API, Token API, NFT API, gRPC, Gas Manager, Webhooks, Transfers API.

## Build on Alchemy

Alchemy provides CrossFi testnet RPC endpoints, debugging tools, and more, so you can harden your code before shipping to mainnet.

## Available networks

- CrossFi Mainnet: https://www.alchemy.com/rpc/crossfi

## Links

- Alchemy docs: https://docs.alchemy.com/reference/crossfi-chain-api-quickstart
- Official docs: https://docs.crossfi.org
- Website: https://crossfi.org/
- GitHub: https://github.com/crossfichain
- Block explorer: https://test.xfiscan.com
- Faucet: https://www.alchemy.com/faucets/crossfi-testnet