# zkSync Era Mainnet JSON-RPC

**Canonical:** https://apis.io/apis/zksync/era-mainnet-rpc/  
**Provider:** zkSync — https://apis.io/providers/zksync/  
**Base URL:** https://mainnet.era.zksync.io  
**Documentation:** https://docs.zksync.io/build/api-reference/api

zkSync Era Mainnet JSON-RPC is one of 10 APIs that [zkSync](https://apis.io/providers/zksync/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include JSON-RPC, Mainnet, and zkSync Era. The published artifact set on APIs.io includes API documentation.

JSON-RPC endpoint for zkSync Era mainnet (chain ID 324). Implements standard eth_* methods plus zks_* extensions for L1 batch info, fee estimation, bridge contracts, paymaster params, token addresses, and proof generation status.

## Machine-readable artifacts (2)

- **Documentation** — https://docs.zksync.io/build/api-reference/api
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/zksync/refs/heads/main/apis.yml

## Other zkSync APIs (9)

- [zkSync Era Sepolia JSON-RPC](https://apis.io/apis/zksync/era-sepolia-rpc/)
- [zkSync Era WebSocket](https://apis.io/apis/zksync/era-websocket/)
- [zksync-ethers SDK](https://apis.io/apis/zksync/zksync-ethers/)
- [zksync2-go SDK](https://apis.io/apis/zksync/zksync-go/)
- [hardhat-zksync](https://apis.io/apis/zksync/hardhat-zksync/)
- [foundry-zksync](https://apis.io/apis/zksync/foundry-zksync/)
- [zkSync Era Bridge](https://apis.io/apis/zksync/bridge/)
- [ZK Stack](https://apis.io/apis/zksync/zk-stack/)
- [zkSync Era Block Explorer API](https://apis.io/apis/zksync/explorer-api/)

## Tags

JSON-RPC, Mainnet, zkSync Era

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/zksync/era-mainnet-rpc/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/zksync/.