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API Overview: New and updated endpoints for API v20

Getting Started with the API

Creating a Mainnet API User from the Desktop App or Cold Vault

ApiClientExample

Sending Transactions from the API

Staking Ethereum with Galaxy Validators

Submit Stellar smart contract transactions

Deploy a Solana smart contract

Anti-Money Laundering (AML) API Implementation

Create and send an administrative session for approval

UTXO Management

Collector Usage

🆕Securing Webhook Communications

🆕Webhook v2 Output

API References v20

Smart Contracts & DEFI

Galaxy ETH Staking

Galaxy ETH Validators

User Management

Administrative Requests & Policies

Transaction Policies

Approval Workflows

Fee Optimization - Merge UTXO

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API References v20

Webhooks

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Updated 30 Sep 2026

/deleteCollector

/registerWebhook

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