Summer 2026

Rational

First Zero-human Accounting Firm

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What they do

accounting firm run entirely by AI employees

How close to us

2, near

AI staff do intake to filing; a services firm, not tooling sold on

Wedges

  • No wedge fit written yet.
L1 Company brain (knows the organisation) 0, none
L2 Agent team (runs agents, tools, approvals) 2, clear
L3 Does and learns (finishes, checks, measures, updates the brain) 1, light

Who buys

Firm size
sme
Buyer type
business
Role
small business owner
UK
not known
Their own description (from YC)

Rational is building the first accounting firm with no humans. It's entirely run by our AI employees, who go from client intake to doing the books to filing with the IRS. We secure 90% cost reduction, 24/7 support, and an overall seamless experience for businesses.

Full teardown

No full teardown yet. On the deep list.

Technical detail
Slug
rational
Lens hash
179096c479
Pass
screen
Stale
no