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Rex
AddedJul 4, 2026
UpdatedJul 6, 2026
Rex

Rex

AI agents that run enterprise order-to-cash and accounts receivable operations continuously.

HQ
London, GB
Founded
2026
Accelerator
Y Combinator logoY CombinatorS26
Overview
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Employees

Rex provides an AI-native service for enterprise order-to-cash operations, using supervised agents to continuously work invoices, customer accounts, and exceptions such as collections, disputes, and cash application. It maps a company's order-to-cash process as it actually runs, shows where cash is delayed, and works follow-ups to service-level standards while routing judgment calls to human approvers.

The system connects to existing ERP, CRM, inbox, and vendor-portal systems, building context from historical data without a migration, and records every action in an audit log. The company reports managing hundreds of millions of dollars in receivables for large enterprise customers.

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Rex - Quick Facts

Who are Rex's competitors?

Companies similar to Rex include FullSeam, Fazeshift, ProcIndex and Combinely.

When was Rex founded?

Rex was founded in 2026.

Where is Rex's headquarters located?

Rex's headquarters is located in London, GB.

Rex - Classification

Industry
  • B2B