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Supported networks

Use one of these endpoints as your Avalanche (C-Chain) client provider.

Ensure that you replace <API-KEY> with an API key from your Infura dashboard.

NetworkDescriptionURL
MainnetJSON-RPC over HTTPShttps://avalanche-mainnet.infura.io/v3/<API-KEY>
MainnetJSON-RPC over Websocketwss://avalanche-mainnet.io/ws/v3/<API-KEY>
Testnet (Fuji)JSON-RPC over HTTPShttps://avalanche-fuji.infura.io/v3/<API-KEY>
Testnet (Fuji)JSON-RPC over WebSocketwss://avalanche-fuji.infura.io/ws/v3/<API-KEY>