# Base Mainnet JSON-RPC

**Canonical:** https://apis.io/apis/base-l2/mainnet-rpc/  
**Provider:** Base — https://apis.io/providers/base-l2/  
**Base URL:** https://mainnet.base.org  
**Documentation:** https://docs.base.org/chain/network-information

Base Mainnet JSON-RPC is one of 10 APIs that [Base](https://apis.io/providers/base-l2/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include JSON-RPC, Mainnet, and EVM. The published artifact set on APIs.io includes API documentation.

Standard Ethereum JSON-RPC endpoint for Base Mainnet (chain ID 8453). Supports eth_*, net_*, web3_*, and Optimism-specific extensions for fee estimation and L1 messaging. The public endpoint is rate-limited and not recommended for production; teams typically front it with Alchemy, QuickNode, Infura, Coinbase Developer Platform, or self-hosted op-geth + op-node.

## Machine-readable artifacts (3)

- **Documentation** — https://docs.base.org/chain/network-information
- **GraphQL** — https://raw.githubusercontent.com/api-evangelist/base-l2/refs/heads/main/graphql/base-l2-graphql.md
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/base-l2/refs/heads/main/apis.yml

## Other Base APIs (9)

- [Base Sepolia JSON-RPC](https://apis.io/apis/base-l2/sepolia-rpc/)
- [Base Flashblocks RPC](https://apis.io/apis/base-l2/flashblocks-rpc/)
- [Base Bridge](https://apis.io/apis/base-l2/bridge/)
- [Base / Solana Bridge](https://apis.io/apis/base-l2/solana-bridge/)
- [Base Account / Smart Wallet](https://apis.io/apis/base-l2/account/)
- [OnchainKit](https://apis.io/apis/base-l2/onchainkit/)
- [BaseScan Block Explorer](https://apis.io/apis/base-l2/basescan-explorer/)
- [Base Blockscout Block Explorer](https://apis.io/apis/base-l2/blockscout-explorer/)
- [Base JSON-RPC API](https://apis.io/apis/base-l2/base-l2-json-rpc-api/)

## Tags

JSON-RPC, Mainnet, EVM

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/base-l2/mainnet-rpc/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/base-l2/.