AI-assisted legal invoice review based on your Outside Counsel guidelines

Spend Agent automates legal invoice review with accuracy, transparency, and consistency

Why Spend Agent

Invoice review shouldn’t slow your legal operations down. Spend Agent applies AI to automatically review invoices against your billing guidelines, handling line-item analysis in minutes and freeing your team from hours of manual review. It goes beyond detection—Spend Agent provides clear, contextual explanations for each adjustment so Legal and Finance teams can make faster, more defensible spend decisions. Each invoice includes easy-to-understand AI commentary detailing what was flagged, why it matters, and how it impacts overall spend performance.

The result is improve compliance with your outside billing guidelines, accelerated approvals, enhanced transparency, and less back-and-forth between your teams and vendors. Legal and Finance teams gain control and consistency. Vendors gain clarity and confidence. Everyone moves forward faster.

Spend Agent by the numbers

Legal departments and vendors see measurable results with Spend Agent

92%+

Accuracy with consistent, data-driven invoice and line-item decisions

20%

Higher accuracy at the invoice level, compared to top-performing human reviewers

38%

Higher accuracy at the line-item level, providing greater precision in identifying issues and adjustments

Spend Agent simplifies how legal teams and vendors manage invoice review. It eliminates manual review cycles, improves visibility across matters, and ensures every evaluation is consistent, compliant, and backed by data.

With Spend Agent, teams can:

  • Apply consistent, auditable logic to every decision for stronger compliance and predictable outcomes
  • Access clear, contextual explanations that accelerate approvals and improve vendor communication
  • Reduce administrative overhead and focus resources on strategic spend analysis instead

Spend Agent transforms invoice review from a manual checkpoint into a scalable, data-driven performance advantage.

AI you can trust

Spend Agent is AI built for Legal. It uses your billing data and guidelines to deliver accurate, explainable results that you can validate and audit at any time. Every decision is traceable, defensible, and easy to understand.

Responsible and Secure

  • Full audit history for every decision
  • Human oversight always remains in control

Spend Agent delivers accuracy you can trust and AI you can explain.

Spend Agent works seamlessly with OnitX ELM, enhancing existing workflows with AI-native intelligence. There’s no new system to learn, no complex setup, and no disruption to how your team already works.

It’s AI built to fit your legal operations, not the other way around.

Ready to spend smarter?

Spend Agent turns invoice review into a faster, clearer, and more collaborative process for legal teams and vendors alike. Spend Agent empowers Legal and Finance teams to review invoices faster, collaborate seamlessly, and strengthen vendor relationships within the Onit ecosystem.