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OnePay Brings Its Treasury Under One Roof with Atlar

Author
Louis Emmerson
Published
November 12, 2026
Last Update
November 12, 2026

Key takeaways

  1. OnePay, one of America's fastest-growing consumer fintechs, has chosen Atlar to help run cash management, forecasting, payments, bank reconciliation, and investments across multiple banks and its ERP.
  2. OnePay brings banking, credit, investing, and crypto products into one place. Ribbit Capital and Walmart have backed the New York company since its founding in 2021, and its products are in the hands of millions of customers.
  3. Atlar will connect directly to all of OnePay's banks, including the sponsor banks behind its consumer accounts, and integrate natively with its ERP. ACH and wire payments will go out through approval chains the team configures.
  4. Atlar Intelligence will let the team set up agentic workflows that run on a schedule, such as a weekly look at why actuals moved against the forecast or a monthly pass over bank fees. Anything that would move money will wait for approval.

OnePay, one of America's fastest-growing consumer fintechs, has chosen Atlar's AI-native platform to help run cash management, forecasting, payments, bank reconciliation, and investments across multiple banks and their ERP.

A money app with the world's largest retailer behind it

OnePay brings banking, credit, investing, and crypto products into one place to help make money better for consumers across the U.S. Ribbit Capital and Walmart have backed the New York company since its founding in 2021.

OnePay's partnerships with employers and payroll providers have put the company's products in the hands of millions of customers. In December, it also joined Google's Agent Payments Protocol (AP2) as a credential provider, helping set the rules for how AI agents pay for things on a customer's behalf.

Agents on the clock across multiple banks

Atlar will connect directly to all of OnePay's banks, including the sponsor banks behind its consumer accounts, and integrate natively with the company's ERP. ACH and wire payments will go out through approval chains the team configures.

Atlar Intelligence will let the team set up agentic workflows that run on a schedule and bring their results back for review, such as a weekly look at why actuals moved against the forecast or a monthly pass over bank fees. Anything that would move money will wait for approval, and bank reconciliation will post matches to the ERP only once someone signs off. Atlar's agents and its Claude connector are both built on the Model Context Protocol (MCP), so the team will also be able to query the same live data from Claude.

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What the team says

Andre D'Souza, Treasurer at OnePay, says:

“We spoke to other treasury teams that had moved to Atlar, and what stood out was how much Atlar takes on itself, from the bank connections through our ERP. Everything is also open via the API, so our systems team can build on it.”

OnePay is the latest financial services company to choose Atlar, joining the likes of Flex, Reach, and Zafin in North America and Tide, Mangopay, Trustly, and Zilch in Europe. The US and Canada are now our fastest-growing markets, and in August we opened our New York headquarters, a few miles uptown from OnePay's office.

We're proud to welcome OnePay to Atlar. To see Atlar's agents at work, book a demo or get in touch with our US team.

The Atlar dashboard shown on an iPad.
The Atlar platform, with agentic treasury workflows built in.
Louis Emmerson
Bringing over a decade of fintech experience from Uber and Adyen, Louis focuses on the practical realities of corporate money management.

Frequently asked questions

What services does OnePay offer to consumers?

OnePay provides a comprehensive range of services including banking, credit, investing, and cryptocurrency products, all aimed at helping consumers manage their finances more effectively.

How does Atlar integrate with OnePay's operations?

Atlar connects directly to all of OnePay's banks and integrates with their ERP system, facilitating cash management, payments, and bank reconciliation through customizable approval workflows.

What is the significance of OnePay's partnership with Google's Agent Payments Protocol?

This partnership allows OnePay to act as a credential provider, which influences the rules governing how AI agents can make payments on behalf of customers, enhancing automation in financial transactions.

What did OnePay’s Treasurer say about Atlar's services?

Treasurer Andre D'Souza noted that Atlar stands out for its comprehensive services, handling bank connections and ERP integration, and allows for system customization via an open API.

In which countries is Atlar expanding its market presence?

Atlar is experiencing rapid growth in the US and Canada, having recently opened a New York headquarters to support its expanding client base in North America.

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