# Infura JSON-RPC API

**Canonical:** https://apis.io/apis/infura/json-rpc/  
**Provider:** Infura — https://apis.io/providers/infura/  
**Base URL:** https://{network}.infura.io/v3/{apiKey}  
**Documentation:** https://docs.metamask.io/services/reference/

Infura JSON-RPC API is one of 6 APIs that [Infura](https://apis.io/providers/infura/) publishes on the [APIs.io](https://apis.io/) network, described by an AsyncAPI event-driven specification. Tagged areas include JSON-RPC, WebSocket, and Multi-Chain. The published artifact set on APIs.io includes API documentation and an AsyncAPI specification.

Multi-chain JSON-RPC over HTTPS and WebSockets across 23+ networks (Ethereum, Linea, Polygon, Arbitrum, Optimism, Base, Avalanche, BNB, Scroll, Mantle, Blast, Starknet, etc.).

## Machine-readable artifacts (3)

- **Documentation** — https://docs.metamask.io/services/reference/
- **AsyncAPI** — https://raw.githubusercontent.com/api-evangelist/infura/refs/heads/main/asyncapi/infura-asyncapi.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/infura/refs/heads/main/apis.yml

## Other Infura APIs (5)

- [Infura Solana JSON-RPC](https://apis.io/apis/infura/solana-rpc/)
- [Infura Gas API](https://apis.io/apis/infura/gas-api/)
- [Infura IPFS API](https://apis.io/apis/infura/ipfs/)
- [Infura NFT API](https://apis.io/apis/infura/nft-api/)
- [Infura Infura (MetaMask Developer) JSON RPC API API](https://apis.io/apis/infura/infura-infura-metamask-developer-json-rpc-api-api/)

## Tags

JSON-RPC, WebSocket, Multi-Chain

---

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