# Base Sepolia RPC and network details

Source: https://www.alchemy.com/rpc/base-sepolia

This network is the primary testing environment for Base.

## Network details

- Network: Sepolia
- Chain ID: 84532
- Environment: Testnet
- Category: L2
- Gas token: ETH
- Settlement: Ethereum Sepolia
- Block time: 2s

## Endpoints

- Alchemy RPC: https://base-sepolia.g.alchemy.com/v2/API_KEY
- Alchemy WebSocket: wss://base-sepolia.g.alchemy.com/v2/API_KEY

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

## Alchemy product support

Supported on Base Sepolia: RPC API, Transaction receipts API, User OP Simulation API, Debug API, Bundler API, Token API, NFT API, Websockets, Gas Manager, Webhooks, Transfers API.

Not currently supported: Block Timestamp API, Prices API, Trace API, gRPC.

## Build on Alchemy

Alchemy offers Base Sepolia RPC endpoints and a range of debugging tools including debuggers, transaction simulation, tracing, and more, so you can confidently test and harden your code in Base's testing environment.

## Available networks

- Base Mainnet: https://www.alchemy.com/rpc/base

## Links

- Alchemy docs: https://docs.alchemy.com/reference/base-api-quickstart
- Official docs: https://docs.base.org/
- Website: https://base.org/
- GitHub: https://github.com/base-org
- Block explorer: https://sepolia.basescan.org
- Bridge: https://superbridge.app/
- Faucet: https://www.alchemy.com/faucets/base-sepolia