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Rex

Founders

Merlin Kafka

Rex is an AI-native operations partner for enterprise order-to-cash, deploying intelligent agents that continuously manage invoices, collections, reconciliation, and exceptions across complex enterprise finance stacks. Founded in 2026 and backed by Y Combinator, Rex targets the $60B outsourced order-to-cash market by replacing rule-based automation and manual labor with AI agents that operate 24/7 across emails, portals, and ERPs, with no migration required. Rex is already live with pre-IPO tech companies, managing over $500M in receivables from Fortune 100 clients.

Company Founded in 2026

Fintech iconFintech

Articles about Rex

Rex Launches AI Agent Platform to Automate Enterprise Order-to-Cash

Rex Launches AI Agent Platform to Automate Enterprise Order-to-Cash

Fintech iconFintechJul 3, 2026
How Wherex Became LATAM's Leading AI-Powered Procurement Platform

How Wherex Became LATAM's Leading AI-Powered Procurement Platform

SaaS iconSaaSJun 24, 2026
Rex Expands Vet Chain Across Germany After Seed Extension

Rex Expands Vet Chain Across Germany After Seed Extension

Healthtech & Biotech iconHealthtech & BiotechMar 24, 2026
How Powder-Based Drug Delivery Is Reshaping Emergency Medicine

How Powder-Based Drug Delivery Is Reshaping Emergency Medicine

Healthtech & Biotech iconHealthtech & BiotechFeb 26, 2026
Sodium-Ion Battery EVs Crack the Winter Range Problem

Sodium-Ion Battery EVs Crack the Winter Range Problem

Climate / Social Tech iconClimate / Social TechFeb 9, 2026

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