# How Brex uses Retool

As published on [retool.com](https://retool.com/customers/brex). Captured by usedby on 2026-10-08.

- Company: [Brex](https://www.usedby.ai/companies/brex.md)
- Tool: [Retool](https://www.usedby.ai/tools/retool.md)
- Industry: [Fintech & Payments](https://www.usedby.ai/companies/industry/fintech-payments.md)

## The use case: how Brex deploys Retool

Brex builds internal tools on Retool for its engineering, operations, customer support, sales, and risk teams, including a transaction simulator and a Template Manager that lets non-technical staff edit and approve customer notification templates without engineering changes.

Summary written by usedby from the source page, in English. The figures are those of Retool and Brex, not ours.

> “The outcome of this tool,” Derek says, “is that we have reduced \[by\] 75% the amount of code that you have to write to ship a notification.”

- **30 minutes**: “Instead, he was able to create a simulator in less than 30 minutes by dragging and dropping components, building a few queries, and making a couple of REST API calls.”

## Other AI tools used by Brex

- [Drata](https://www.usedby.ai/tools/drata.md) — Confirmed
- [Granola](https://www.usedby.ai/tools/granola.md) — Confirmed
- [Greptile](https://www.usedby.ai/tools/greptile.md) — Confirmed
- [Metaview](https://www.usedby.ai/tools/metaview.md) — Confirmed
- [Numeric](https://www.usedby.ai/tools/numeric.md) — Confirmed
- [AirOps](https://www.usedby.ai/tools/airops.md) — Observed

## Retool users in Fintech & Payments

- [Checkout.com](https://www.usedby.ai/companies/checkout-com.md) — Confirmed
- [EarnIn](https://www.usedby.ai/companies/earnin.md) — Confirmed
- [Plaid](https://www.usedby.ai/companies/plaid.md) — Confirmed
- [Ramp](https://www.usedby.ai/companies/ramp.md) — Confirmed
- [Remitly](https://www.usedby.ai/companies/remitly.md) — Confirmed
- [Teya](https://www.usedby.ai/companies/teya.md) — Confirmed

## What usedby checked

We compared the story with its live page on 2026-10-08.

- Checked: the passage quoted above is copied word for word from the page, near the name of Brex.
- Checked: Brex uses Retool. Confirmed line. Latest check across sources: 2026-10-24.
- Not checked: the result itself. We quote it; we did not measure it.

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Source: https://www.usedby.ai/case-studies/how-brex-scaled-10x-with-retool-empowering-enginee · How we check: https://www.usedby.ai/methodology