All endpoints
The following lists all the network endpoints supported by Infura.
Ensure that you replace <YOUR-API-KEY> with an API key from your MetaMask Developer dashboard.
Arbitrum
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://arbitrum-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over Websocket | wss://arbitrum-mainnet.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over HTTPS | https://arbitrum-sepolia.infura.io/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over WebSocket | wss://arbitrum-sepolia.infura.io/ws/v3/<YOUR-API-KEY> |
Avalanche (C-Chain)
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://avalanche-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over Websocket | wss://avalanche-mainnet.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Fuji) | JSON-RPC over HTTPS | https://avalanche-fuji.infura.io/v3/<YOUR-API-KEY> |
| Testnet (Fuji) | JSON-RPC over WebSocket | wss://avalanche-fuji.infura.io/ws/v3/<YOUR-API-KEY> |
Base
| Network | Transport type | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://base-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://base-mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over HTTPS | https://base-sepolia.infura.io/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over WebSocket | wss://base-sepolia.infura.io/ws/v3/<YOUR-API-KEY> |
Blast
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://blast-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://blast-mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over HTTPS | https://blast-sepolia.infura.io/v3/<YOUR-API-KEY> |
Binance Smart Chain
| Network | Transport type | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://bsc-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://bsc-mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet | JSON-RPC over HTTPS | https://bsc-testnet.infura.io/v3/<YOUR-API-KEY> |
Celo
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://celo-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://celo-mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Alfajores) | JSON-RPC over HTTPS | https://celo-alfajores.infura.io/v3/<YOUR-API-KEY> |
| Testnet (Alfajores) | JSON-RPC over WebSocket | wss://celo-alfajores.infura.io/ws/v3/<YOUR-API-KEY> |
Ethereum
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Holesky) | JSON-RPC over HTTPS | https://holesky.infura.io/v3/<YOUR-API-KEY> |
| Testnet (Holesky) | JSON-RPC over WebSocket | wss://holesky.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over HTTPS | https://sepolia.infura.io/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over WebSocket | wss://sepolia.infura.io/ws/v3/<YOUR-API-KEY> |
IPFS
Limited access
Infura restricts its IPFS service to a select set of qualified customers. Please contact the Infura support team for next steps. New IPFS key creation is disabled for all users, but existing IPFS customers can continue to use the IPFS service with their existing keys.
| Network | Description | URL |
|---|---|---|
| Mainnet | HTTP API | https://ipfs.infura.io:5001 |
info
Include your authentication details when making IPFS requests.
Linea
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://linea-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://linea-mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over HTTPS | https://linea-sepolia.infura.io/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over WebSocket | wss://linea-sepolia.infura.io/ws/v3/<YOUR-API-KEY> |
Mantle
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://mantle-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://mantle-mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over HTTPS | https://mantle-sepolia.infura.io/v3/<YOUR-API-KEY> |
opBNB
| Network | Transport type | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://opbnb-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://opbnb-mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet | JSON-RPC over HTTPS | https://opbnb-testnet.infura.io/v3/<YOUR-API-KEY> |
Optimism
| Network | Transport type | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://optimism-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://optimism-mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over HTTPS | https://optimism-sepolia.infura.io/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over WebSocket | wss://optimism-sepolia.infura.io/ws/v3/<YOUR-API-KEY> |
Palm
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://palm-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Testnet | JSON-RPC over HTTPS | https://palm-testnet.infura.io/v3/<YOUR-API-KEY> |
Polygon PoS
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://polygon-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://polygon-mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Amoy) | JSON-RPC over HTTPS | https://polygon-amoy.infura.io/v3/<YOUR-API-KEY> |
| Testnet (Amoy) | JSON-RPC over WebSocket | wss://polygon-amoy.infura.io/ws/v3/<YOUR-API-KEY> |
Scroll
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://scroll-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Sepolia | JSON-RPC over HTTPS | https://scroll-sepolia.infura.io/v3/<YOUR-API-KEY> |
Starknet
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://starknet-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over HTTPS | https://starknet-sepolia.infura.io/v3/<YOUR-API-KEY> |
ZKsync Era
info
ZKsync Era WebSockets are supported on Mainnet only.
| Network | Description | URL |
|---|---|---|
| Mainnet | JSON-RPC over HTTPS | https://zksync-mainnet.infura.io/v3/<YOUR-API-KEY> |
| Mainnet | JSON-RPC over WebSocket | wss://zksync-mainnet.infura.io/ws/v3/<YOUR-API-KEY> |
| Testnet (Sepolia) | JSON-RPC over HTTPS | https://zksync-sepolia.infura.io/v3/<YOUR-API-KEY> |
Gas API
The Gas REST API supports multiple networks.
Specify the chain ID in your request to interact with the relevant network.
Arbitrum
| Network | Chain ID |
|---|---|
| Mainnet | 42161 |
| Nova | 42170 |
Avalanche (C-Chain)
| Network | Chain ID |
|---|---|
| Mainnet | 43114 |
Base
| Network | Chain ID |
|---|---|
| Mainnet | 8453 |
BNB Chain
| Network | Chain ID |
|---|---|
| Mainnet | 56 |
| opBNB (layer 2) | 204 |
Cronos
| Network | Chain ID |
|---|---|
| Mainnet | 25 |
Ethereum
| Network | Chain ID |
|---|---|
| Mainnet | 1 |
| Holeksy | 17000 |
| Sepolia | 11155111 |
Fantom
| Network | Chain ID |
|---|---|
| Mainnet | 250 |
Filecoin
| Network | Chain ID |
|---|---|
| Mainnet | 314 |
Linea
| Network | Chain ID |
|---|---|
| Mainnet | 59144 |
| Sepolia | 59141 |
Optimism
| Network | Chain ID |
|---|---|
| Mainnet | 10 |
Polygon
| Network | Network ID |
|---|---|
| Mainnet | 137 |
| Amoy | 80002 |
ZKsync Era
| Network | Chain ID |
|---|---|
| Mainnet | 324 |