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 DocsUse 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 docsGenerate 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.
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.