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Guides

Everything you need,
nothing you don't.

Z-Relay ships as SDKs for TypeScript, Rust and Python, plus two audited contracts. There is no backend to provision, no key to escrow and no account to create. Pick a guide and start where you are.

5 min

Quickstart

Install the SDK and settle your first shielded payout.

sdk

TypeScript SDK

Full @zrelay/sdk reference: client, shield, attest, track.

rust

Rust SDK

zrelay-sdk for backend services: shield, attest and track.

py

Python SDK

The zrelay package: asyncio-first, with blocking wrappers.

sol

Smart Contracts

ZRelayEscrow.sol and ZcashAttestationVerifier.sol, annotated.

zk

Viewing Keys

Generate a proof of shielded balance in the browser.

ops

Run a Relayer

The zero-dollar node stack: free RPCs, local provers, no VPS.

Not sure where to start?

The quickstart settles a shielded payout in about five minutes.

Open the quickstart