AI that executes finance work. Fully auditable.

The AI operating system for enterprise finance.
Starting with AR.

The AI operating system for enterprise finance.
Starting with AR.

Rex agents operate on top of your finance stack and run your AR processes – with decision traces and guardrails. No migration required.

Explore Rex with AI

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Average DSO reduction

17 days

Hours back per operator

20h / week

Roll out

< 2 weeks

Why Rex

"We knew exactly what would improve cash. Rex actually does the work. And we can see every action it takes."

FT500 CFO

With Rex, impossible work is now routine

Enforce payment terms across your entire customer base.

Surface early-payment discounts that were never claimed.

Stay on top of your entire aging book – every day.

Renegotiate terms across thousands of customers in days.

Why Rex

How Rex helps enterprise AR teams

How Rex helps enterprise AR teams

How Rex helps enterprise AR teams

The problem isn't strategy. It's capacity.

The problem isn't strategy. It's capacity.

CFOs know what would improve cash: Tighter terms, faster collections, enforced contracts. Rex handles the long tail that no one has time for.

AI that does the work,
not just surfaces it

AI that does the work,
not just surfaces it

Rex handles execution. Uploading invoices, sending follow-ups, validating POs. Teams step in when judgment is required.

Deploy in days,
not quarters

Deploy in days,
not quarters

No migration, consultants or rip and replace. Connect your existing systems. Go live in days, see DSO improve in weeks.

Rex in action

Rex does the work.

Your team handles exceptions.

Rex does the work.

Your team handles exceptions.

Rex does the work.

Your team handles exceptions.

Agents handle uploads to 40+ supplier portals

Agents handle uploads to 40+ supplier portals

Handle Coupa, Ariba, Bill.com, and any custom portals. Rex logs in, uploads, validates, submits. Your team approves exceptions.

Handle Coupa, Ariba, Bill.com, and any custom portals. Rex logs in, uploads, validates, submits. Your team approves exceptions.

Uncover hidden revenue in your receivables

Uncover hidden revenue in your receivables

Run a multi-month contract audit in minutes. Take action on pricing discrepancies, uncollected fees, and billing errors across thousands of customers.

Run a multi-month contract audit in minutes. Take action on pricing discrepancies, uncollected fees, and billing errors across thousands of customers.

Adapt collections to how each customer pays

Adapt collections to how each customer pays

Understand actual payment patterns, not contract terms. Personalize timing and tone. Escalate with context. Handle the long tail while teams focus on strategic accounts.

Understand actual payment patterns, not contract terms. Personalize timing and tone. Escalate with context. Handle the long tail while teams focus on strategic accounts.

Know when cash will land. For every invoice.

Know when cash will land. For every invoice.

Forecast payment dates based on customer behavior, not contract terms. Trigger proactive collections when delays are predicted.

Forecast payment dates based on customer behavior, not contract terms. Trigger proactive collections when delays are predicted.

Runs on your existing finance stack

Runs on your existing finance stack

Runs on your existing finance stack

Enterprise-grade from day zero

Built for trust & security

Built for trust & security

SOC2 Type I and ISO27001 compliant (pending)

Role-based access control and audit logs

AES-256 encrypted

Who we work with

AI for Industry

We partner with finance teams across the industrial economy.

CPG

Manufacturing

SaaS & AI

Retail

Logistics

Distribution

FAQ

Frequently asked questions

Frequently asked questions

What is Rex?

Rex is an AI operating system for accounts receivable teams. We automate manual AR workflows like collections, portal uploads, and payment reconciliation by connecting your ERP, CRM, email, and Teams.

What is Rex?

Rex is an AI operating system for accounts receivable teams. We automate manual AR workflows like collections, portal uploads, and payment reconciliation by connecting your ERP, CRM, email, and Teams.

What is Rex?

Rex is an AI operating system for accounts receivable teams. We automate manual AR workflows like collections, portal uploads, and payment reconciliation by connecting your ERP, CRM, email, and Teams.

What is Rex?

Rex is an AI operating system for accounts receivable teams. We automate manual AR workflows like collections, portal uploads, and payment reconciliation by connecting your ERP, CRM, email, and Teams.

Who is Rex for?

Who is Rex for?

Who is Rex for?

Who is Rex for?

How is Rex different from existing AR tools?

How is Rex different from existing AR tools?

How is Rex different from existing AR tools?

How is Rex different from existing AR tools?

Does Rex replace my ERP?

Does Rex replace my ERP?

Does Rex replace my ERP?

Does Rex replace my ERP?

How long does implementation take?

How long does implementation take?

How long does implementation take?

How long does implementation take?

What ROI can I expect?

What ROI can I expect?

What ROI can I expect?

What ROI can I expect?

How does Rex handle complex scenarios?

How does Rex handle complex scenarios?

How does Rex handle complex scenarios?

How does Rex handle complex scenarios?