# Rex

Managed AI operations partner for enterprise order-to-cash and accounts receivable.

Layer: Revenue & AR, Collections & AR automation. Page: https://therebundler.com/stack/c/rex

- Also covers: Cash application
- Best for: Enterprise
- Founded: 2026
- HQ: San Francisco, US
- Latest funding: Y Combinator (S2026)
- Status: Active
- Website: https://rex.inc
- Pricing: Collecting
- Works with: Collecting
- Time to go live: Collecting
- Founders: Collecting

Source: https://www.ycombinator.com/companies/rex-inc. Last verified: Collecting.


Compare with: [Sidetrade](https://therebundler.com/stack/c/sidetrade.md), [Stuut](https://therebundler.com/stack/c/stuut.md), [Fazeshift](https://therebundler.com/stack/c/fazeshift.md), [Tesorio](https://therebundler.com/stack/c/tesorio.md), [Monk](https://therebundler.com/stack/c/monk.md), [Growfin](https://therebundler.com/stack/c/growfin.md)