API access with every account

Every Mercury account comes with read and write API access. Your account is yours to automate.

Make your account work for you

Maintain accurate records with less effort

View API docs

  • Use your financial data to create custom dashboards.
  • Automatically make mass payments via Mercury.
  • Match invoices or bookkeeping records to your transactions.

Automate billing with our invoicing API

View API docs

  • Generate and send invoices based on CRM, billing, or usage data
  • Monitor invoice status to make sure you're always paid on time
  • Everything integrates with your Mercury account for full visibility
  • Create up to 500 invoices/month on Plus, or unlimited with Pro

APIs for nearly any use case

Your account — turned into building blocks.

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  • Transactions: Download and search your full transaction history.
  • Recipients: Get a list of your Mercury recipients or filter transactions by their ID.
  • Account data: Query account type, routing and account numbers, and balance.
  • ACH payments: Make 100 free programmatic ACH payments per month.
  • Invoicing: Create, send, and track invoices programmatically.
  • Accounting Integrations: Easily sync with your accounting software to close books faster.

Open your account in 10 minutes or less

Disclaimers and footnotes

Mercury is a fintech company, not an FDIC-insured bank. Banking services provided through Choice Financial Group and Column N.A., Members FDIC. Deposit insurance covers the failure of an insured bank.