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1. Project Setup

1-1. Create a Project​

Log in to the Merchant Dashboard and click 새 프로젝트 만들기 (Create New Project).

Project list

Enter a project name and select Testnet mode → 생성하기 (Create).

Create project modal

The new project appears as a card with Owner permission.

Project created

1-2. Create the Wallet​

Click into the project → from the home screen click 지갑 생성하기 (Create Wallet).

Project home

All testnet wallets are provisioned at once (4 EVM chains + Solana SVM + Anvil).

Wallets created

1-3. Issue an API Key​

Sidebar → 개발자 (Developers) → Create New Key.

Developers page

Enter a token name + expiry → API Key 생성 (Create API Key).

API key modal

The Secret Key is shown only once — copy and store it safely.

  • Client Key (pk_...): used in the browser
  • Secret Key (sk_...): server-side only

Secret key reveal

The issued key appears in the list with the secret masked.

API key list

1-4. Register a Webhook URL​

On the same page switch to the Webhooks tab → enter your endpoint URL → Webhook 생성 (Create).

Webhook setup

1-5. Verify / Toggle Payment Tokens​

Sidebar → 결제 설정 (Payment Setting) → check enabled tokens for deposit/withdrawal. By default all testnet tokens are active.

Payment settings

Toggle individual tokens via the Status switch on the right.

Next: Wallet Setup →