R

Rex

AI operations partner for order to cash in the enterprise: specialised agents work collections, disputes, cash application and customer portals across the customer's email, ERP and CRM, overseen by expert finance operators supplied by the company; the terms name Rex AI Ltd. and the footer Rex Inc.

StageUndisclosed

Founded2026

HeadquartersSan Francisco, USA

StatusPrivate

Product

Selected offerings — the AI products recorded here, not the vendor's full catalogue.

• Rex AI agent

  AI agents that work every customer account across collections, disputes, cash application and customer portals using the customer's email, ERP, CRM and bank data, logged in a mission-control view and overseen by finance operators Rex provides, with response and resolution times agreed up front; the terms state certain agent actions need human approval; sold by outcome-based fees agreed with the company and no prices are published.

Similar products 15

No sourced competitor yet: no filing, vendor document or measured-market report read so far names a rival for this company, so none is asserted. The companies below are the closest by what their products do.

How this list is ranked ↗

AAlderUndisclosedRex and Alder both list accounting automation; scale not recorded for either.2 of 2 capabilitiesShared product typeCompareRRationalUndisclosedRex and Rational both list accounting automation; scale not recorded for either.2 of 2 capabilitiesShared product typeCompareBABillow AI LabsUndisclosedRex and Billow both list accounting automation; scale not recorded for either.2 of 2 capabilitiesShared product typeCompareCClerkedUndisclosedRex and Clerked AI clerks both list accounting automation; scale not recorded for either.1 of 2 capabilitiesShared product typeCompareBBrexAcquiredRex and Brex expense and bill pay AI both list accounting automation; Rex's scale not recorded; Brex is acquired, with no independent scale; ships application rather than the same layer.2 of 2 capabilitiesDifferent layerCompareAHAltair HealthUndisclosedRex and Altair AI billing both list accounting automation; scale not recorded for either; ships application rather than the same layer.2 of 2 capabilitiesDifferent layerCompareLLuminaDataUndisclosedRex and Reconciliation Agent both list accounting automation; scale not recorded for either.2 of 2 capabilitiesShared product typeCompareBBasisLate-stageRex and Basis both list accounting automation; Rex's scale not recorded.2 of 2 capabilitiesShared product typeCompareDDenkiUndisclosedRex and Denki both list accounting automation; scale not recorded for either; ships application rather than the same layer.2 of 2 capabilitiesDifferent layerCompareSAStemma AIUndisclosedRex and Stemma both list accounting automation; scale not recorded for either; ships application rather than the same layer.1 of 2 capabilitiesDifferent layerCompareRRilletLate-stageRex and Rillet Aura AI both list accounting automation; Rex's scale not recorded.2 of 2 capabilitiesShared product typeCompareWWorkdayPublicRex and Accounting Agent both list accounting automation; Rex's scale not recorded.2 of 2 capabilitiesShared product typeCompareTRThomson ReutersPublicRex and ONESOURCE Sales & Use Tax powered by CoCounsel both list accounting automation; scale not recorded for either.2 of 2 capabilitiesShared product typeCompareIIntuitPublicRex and Accounting AI both list accounting automation; Rex's scale not recorded.2 of 2 capabilitiesShared product typeCompareMMicrosoftPublicRex and Finance agents both list accounting automation; Rex's scale not recorded.2 of 2 capabilitiesShared product typeCompare

Closest alternatives are pairs a vendor page itself compares. Similar products are matched from what each product does; nothing in that group is asserted as a rivalry.

Sources

Total funding

Not found · 20 Oct 2026

Pages read for this record state no funding total. Tried the home, pricing, terms and privacy pages and the company's YC profile.

Valuation

Not found · 20 Oct 2026

Pages read for this record state no valuation. Tried the home, pricing, terms and privacy pages and the company's YC profile.

Founded

Company disclosure · 20 Oct 2026

Own YC profile lists Founded: 2026; rex.inc states no founding year.

Public listing

Not found · 20 Oct 2026

No listing on the pages read; treated as private.

Description

Official documentation · 20 Oct 2026

Home page: "Rex is a new operating model for order to cash in the enterprise." The footer reads "Rex Inc."; the terms and privacy pages name Rex AI Ltd.

Open Rex in the directory

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