International Exchange Sandbox

Access

Contact your Coinbase Account Team for onboarding instructions.

Sandbox URLs

Use the following URLs to test your API connectivity.

API	URL:PORT
UI	https://n5e1.coinbase.com
REST API	https://api-n5e1.coinbase.com
FIX API - Order Entry	tcp+ssl://n5e2.coinbase.com:6110
FIX API - Market Data	tcp+ssl://n5e2.coinbase.com:6120
FIX API - Drop Copy	tcp+ssl://n5e2.coinbase.com:6130
WEBSOCKET API	wss://ws-md.n5e2.coinbase.com

Funding the Account

To fund your sandbox account, contact your Coinbase Account Team.

caution

• All INTX Sandbox accounts are funded with USDC.
• You cannot manually fund your account.
• All transfers, deposits, and withdrawals are disabled.

Creating API Keys

1. Log in to the INTX sandbox UI: https://n5e1.coinbase.com/api-keys
2. Select the API tab.
3. Select Create API Key.
4. Select:
   • Portfolios for which to grant API access.
   • Permissions - View, Transfer, Trade.
   • Passphrase - Record and secure.
   • IPs to allowlist - We allow up to 30 IPs/API Key.
5. Record and secure API Secret, Passphrase, and API Key.

info

In sandbox and production, ach account is limited to a maximum of:

• 20 API keys
• 2 Drop Copy sessions

See Rate Limits.