Supported Wallets & Tools

Wallets

Any EVM-compatible wallet works on Horizen Chain. Add the network using the RPC configuration above.

Wallet	Type	Notes
MetaMask	Browser / Mobile	Add Horizen manually via Settings → Networks
Coinbase Wallet	Browser / Mobile	Add custom network via Settings
Rabby	Browser	Add manually if not auto-detected
Ledger	Hardware	Use with MetaMask or Rabby as the interface
Safe (via Den)	Smart Contract Multisig	https://safe.horizen.io

Adding Horizen Mainnet to MetaMask:

Network Name:    Horizen Mainnet
RPC URL:         https://horizen.calderachain.xyz/http
Chain ID:        26514
Currency Symbol: ETH
Block Explorer:  https://explorer.horizen.io/

Adding Horizen Testnet to MetaMask:

Network Name:    Horizen Testnet
RPC URL:         https://horizen-testnet.rpc.caldera.xyz/http
Chain ID:        2651420
Currency Symbol: ETH
Block Explorer:  https://explorer-testnet.horizen.io/

Developer Tools

Tool	Type	Notes
Foundry	Smart contract development	Fully supported
Hardhat	Smart contract development	Fully supported
ethers.js	JavaScript library	Works out of the box with Horizen RPC
viem	TypeScript library	Works out of the box with Horizen RPC
wagmi	React hooks library	Works out of the box with Horizen RPC
Goldsky	Subgraph indexing	Chain slug: horizen-testnet
Stork	Oracle	Contract: 0xacC0a0cF13571d30B4b8637996F5D6D774d4fd62

Connecting ethers.js to Horizen:

import { ethers } from "ethers";

// HTTPS provider — Mainnet
const provider = new ethers.JsonRpcProvider(
  "https://horizen.calderachain.xyz/http"
);

// WebSocket provider — Mainnet
const wsProvider = new ethers.WebSocketProvider(
  "wss://horizen.calderachain.xyz/ws"
);

// Verify connection
const network = await provider.getNetwork();
console.log("Chain ID:", network.chainId); // 26514n

Connecting viem to Horizen:

import { createPublicClient, http, defineChain } from "viem";

const horizen = defineChain({
  id: 26514,
  name: "Horizen Mainnet",
  nativeCurrency: { name: "Ether", symbol: "ETH", decimals: 18 },
  rpcUrls: {
    default: {
      http: ["https://horizen.calderachain.xyz/http"],
      webSocket: ["wss://horizen.calderachain.xyz/ws"],
    },
  },
  blockExplorers: {
    default: {
      name: "Horizen Explorer",
      url: "https://explorer.horizen.io",
    },
  },
});

const client = createPublicClient({
  chain: horizen,
  transport: http(),
});

const blockNumber = await client.getBlockNumber();
console.log("Current block:", blockNumber);

Block Explorers

Network	Explorer	API Base URL
Mainnet	https://explorer.horizen.io/	https://explorer.horizen.io/api
Testnet	https://explorer-testnet.horizen.io/	https://explorer-testnet.horizen.io/api

Both explorers are powered by Blockscout and support the full Blockscout REST API — query transactions, blocks, addresses, token transfers, and verified contracts programmatically.

Blockscout API docs: docs.blockscout.com/for-users/api

Bridge & Faucet

Resource	Network	URL
Bridge	Mainnet	https://hub.horizen.io/
Bridge	Testnet	https://hub-testnet.horizen.io/
ZEN Bridge (Stargate)	Base → Horizen	https://stargate.finance/?srcChain=base&srcToken=0xf43eB8De897Fbc7F2502483B2Bef7Bb9EA179229&dstChain=horizen&dstToken=0x57da2D504bf8b83Ef304759d9f2648522D7a9280
Faucet	Testnet	https://hub-testnet.horizen.io/

Quick Reference — All URLs

Resource	URL
Mainnet RPC	https://horizen.calderachain.xyz/http
Mainnet WebSocket	wss://horizen.calderachain.xyz/ws
Testnet RPC	https://horizen-testnet.rpc.caldera.xyz/http
Testnet WebSocket	wss://horizen-testnet.rpc.caldera.xyz/ws
Mainnet Explorer	https://explorer.horizen.io/
Testnet Explorer	https://explorer-testnet.horizen.io/
Mainnet Bridge	https://hub.horizen.io/
Testnet Bridge / Faucet	https://hub-testnet.horizen.io/
ZEN Bridge (Stargate)	https://stargate.finance/?srcChain=base&srcToken=0xf43eB8De897Fbc7F2502483B2Bef7Bb9EA179229&dstChain=horizen&dstToken=0x57da2D504bf8b83Ef304759d9f2648522D7a9280
Multisig (Den)	https://safe.horizen.io/welcome
Official Docs	https://docs.horizen.io
GitHub	https://github.com/HorizenOfficial
Stork Oracle Docs	https://docs.stork.network
Goldsky Docs	https://docs.goldsky.com
Den Docs	https://docs.onchainden.com