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Documentation Index

Fetch the complete documentation index at: https://docs.cloud.coinbase.com/llms.txt

Use this file to discover all available pages before exploring further.

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Access

Contact your Coinbase Account Team for onboarding instructions.

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Sandbox URLs

Use the following URLs to test your API connectivity.
APIURL:PORT
UIhttps://n5e1.coinbase.com
REST APIhttps://api-n5e1.coinbase.com
FIX API - Order Entrytcp+ssl://n5e2.coinbase.com:6110
FIX API - Market Datatcp+ssl://n5e2.coinbase.com:6120
FIX API - Drop Copytcp+ssl://n5e2.coinbase.com:6130
WEBSOCKET APIwss://ws-md.n5e2.coinbase.com

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Funding the Account

To fund your sandbox account, contact your Coinbase Account Team.
  • All INTX Sandbox accounts are funded with USDC.
  • You cannot manually fund your account.
  • All transfers, deposits, and withdrawals are disabled.

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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.
In sandbox and production, each account is limited to a maximum of:
  • 30 Trading API keys
  • 30 Non-trading API keys
  • 5 Drop Copy sessions
See Rate Limits.