Monk vs Stuut
Monk
Fast-growing B2B businesses in all industries, from Series A-and-up SaaS on Stripe and usage-based billing to manufacturing, distribution, staffing and trucking
Headquartered in New York, US (founding year not published)
Stuut
Mid-market and enterprise B2B companies with US$100m+ annual revenue and complex receivables (multiple entities, high invoice volume)
Headquartered in New York (founding year not published)
Monk and Stuut both use AI to run accounts receivable for B2B companies, from collections outreach to cash application and disputes.
Monk, headquartered in New York, manages US$2bn+ in receivables for fast-growing businesses such as ElevenLabs; Stuut, also in New York and backed by Andreessen Horowitz, serves mid-market and enterprise companies with US$100m+ revenue, such as ZoomInfo and Honeywell.
Monk vs Stuut: side by side
“Not published” means the vendor does not state it.
| Monk | Stuut | |
|---|---|---|
| What it does | AI accounts receivable platform: invoicing, intelligent collections by email and voice, AP-portal submission, cash application, disputes and AR reporting | AI agents that run accounts receivable: collections outreach by email, SMS and voice, cash application, payments, and disputes and deductions |
| Best for | Fast-growing B2B businesses in all industries, from Series A-and-up SaaS on Stripe and usage-based billing to manufacturing, distribution, staffing and trucking | Mid-market and enterprise B2B companies with US$100m+ annual revenue and complex receivables (multiple entities, high invoice volume) |
| Founded and HQ | Headquartered in New York, US (founding year not published) | Headquartered in New York (founding year not published) |
| Ownership and funding | Private, venture-backed; Series A US$25m (Apr 2026) | Venture-backed; Series A US$29.5m led by Andreessen Horowitz; investment from M12, Microsoft's venture fund (announced Sep 2026) |
| Customers or users | US$2bn+ in receivables managed; named customers include ElevenLabs, Profound, Unify, Siro, Subject, Rubie, Elate and Alaskan Salmon | More than US$1bn collected for customers; named customers include ZoomInfo, Honeywell, PerkinElmer, Bishop Lifting, EZG Manufacturing, Verifone and CharterUP |
| Pricing | No list prices published; pricing scales with business volume | Not published |
| Deployment and markets | Cloud platform; customer data stored in the United States (regions served not published) | Cloud software, also sold through Microsoft Marketplace; collections across entities and currencies; regions served not published |
Main differences
Monk serves fast-growing B2B businesses, from Series A SaaS companies to manufacturing, distribution and trucking; Stuut serves mid-market and enterprise companies with US$100m+ annual revenue and complex receivables.
Monk includes invoicing and AP-portal submission; Stuut covers collections, cash application, payments, disputes and deductions, with credit and order management coming soon.
Monk collects by email and voice; Stuut collects by email, SMS and AI voice calls, plus payment portal links.
Monk raised a US$25m Series A in April 2026; Stuut raised a US$29.5m Series A led by Andreessen Horowitz, with investment from Microsoft's M12 announced in September 2026.
Monk goes live in 24 hours to 7 business days, with a dedicated engineer for each customer; most Stuut customers are live in 3 to 5 days, with no data migration.
Which to choose
Choose Monk if
- You are a fast-growing company that wants invoicing, collections and cash application run in one place
Choose Stuut if
- You run a large business with complex receivables across entities and currencies, need deductions handled, or buy through Microsoft Marketplace
Compare further
Common questions
What is the difference between Monk and Stuut?+
Monk is an AI accounts receivable platform covering invoicing, collections by email and voice, AP-portal submission, cash application, disputes and AR reporting. Stuut provides AI agents for collections outreach by email, SMS and voice, cash application, payments, and disputes and deductions.
How much do Monk and Stuut cost?+
Neither publishes list prices. Monk's pricing scales with business volume. Stuut's optional Shield security add-on adds 10% to the platform fee for Shield Standard and 20% for Shield BYOK.
How are Monk and Stuut funded?+
Monk is private and venture-backed, with a US$25m Series A in April 2026. Stuut raised a US$29.5m Series A led by Andreessen Horowitz, and announced investment from M12, Microsoft's venture fund, in September 2026.
Part of Accountio’s accounting technology coverage.
