Install via CLI

One-line installer

curl -fsSL https://testnet.valdium.xyz/install | sh

This installs the valdium binary to /usr/local/bin and creates a config directory at ~/.valdium.

Manual installation (npm)

npm install -g @valdium/cli
# or
yarn global add @valdium/cli

Requires Node.js v22+. Check your version:

node --version

Verify installation

valdium --version
# valdium v1.10.0

valdium --help

Configure the testnet

valdium config set rpc https://testnet.valdium.xyz
valdium config set chain testnet

# Verify
valdium config show

Test your connection

valdium block latest
# → { height: 12345, hash: "0x...", time: "2026-05-22T..." }

Updating

# One-line installer
curl -fsSL https://testnet.valdium.xyz/install | sh

# npm
npm update -g @valdium/cli

Always update before major testnet upgrades — running old node software causes state divergence and may get you excluded from the validator committee.

Run a Node · Install via Desktop App → Run a Node · Run a Validator →