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Functions REST API

Updated on
Oct 01, 2026
Deprecation Notice: Quicknode Functions
Deprecation Notice: Quicknode Functions

Quicknode Functions will be deprecated and will no longer be available soon.

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Overview​

The Functions REST API enables you to deploy, manage, and activate your Functions using a REST API interface.

Adding, managing, and activating your Functions is quick and easy!

Access​

To access the Functions REST API, you will first need to create an API key. Your API key should be set as an x-api-key header with your requests.

API Base URL: https://api.quicknode.com/

Supported Networks​

When you activate your function via Functions REST API, you can optionally include blockchain datasets from these chains and networks:

ChainMainnetTestnets
Abstract✅Testnet
Arbitrum✅Sepolia
Arbitrum Nova✅
Avalanche C-Chain✅Fuji
Base✅Sepolia
Bera✅Bepolia
Bitcoin✅
Bitcoin Cash✅Testnet
Blast✅Sepolia
BNB Smart Chain✅Testnet
Celo✅
Cyber✅Sepolia
Ethereum✅Hoodi, Sepolia
Flow✅Testnet
Fraxtal (Select Access Chain)✅
Gnosis✅
Gravity✅
Hemi✅Testnet
Hyperliquid EVM✅
Injective✅Testnet
Ink✅Sepolia
Japan Open Chain✅
Kaia✅Testnet
Linea✅
Lisk (Select Access Chain)✅
Mantle✅Sepolia
Mode (Select Access Chain)✅
MonadComing SoonTestnet
Morph✅Holesky
Optimism✅Sepolia
Peaq✅
Plasma✅Testnet
Polygon✅Amoy
Scroll✅Testnet
Sei✅Testnet
Solana✅Devnet, Testnet
Sonic✅
Soneium✅
Tron✅
Unichain✅Sepolia
Vana✅Moksha Testnet
Worldchain✅Sepolia
XRP Ledger✅Testnet
zkSync✅Sepolia
Zora✅
0g✅Galileo Testnet

Select Access Chains

Fraxtal, Lisk, and Mode are Select Access Chains. These networks require a subscription to access. To learn more about Select Access Chains, check out this blog on Introducing Select Access Chains: Your Chain, Your Choice