Mercury logoThe logo for Mercury, featuring a circular emblem with abstract, interconnected swirling lines on the left, and the word "MERCURY" in clean, uppercase letters to the right.

Release Notes

The latest Mercury product releases and updates.
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API

Sep 29, 2026
Business
Personal
Payments
API

Send real-time payments with the Mercury API

You can now send real-time payments through the Mercury API. Set realTimePayment as the paymentMethod when you send money, and the funds will arrive in seconds, 24/7/365, including nights, weekends, and holidays. Available on Mercury Business and Personal accounts provided through Column, N.A.
Learn moreOpens in new tab
Apr 28, 2026
Business
Personal
API
A terminal window showing a Mercury CLI common requesting an ACH payment.

Command your money with Mercury CLI

Introducing Mercury CLI, a command-line interface for you and your agents to work directly with your Mercury account. Read balances and transactions, perform write actions like payments and categorization, and chain operations into scripts or agentic workflows. No brittle scrapers, CSV exports, or credential handoffs.
Install the Mercury CLI Opens in new tab
Dec 29, 2025
Business
API
An image of data flowing from one AI model to another labeled “Claude.”

Try Mercury’s MCP with your preferred AI

You can now use Mercury MCP (Model Context Protocol) to securely connect your Mercury account to AI tools like ChatGPT and Claude. Ask questions about your finances and explore your data directly in your preferred AI model, no exports required. Built with OAuth and multi-factor authentication, MCP matches the security of your Mercury dashboard with read-only access.
MCP documentation

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.