Fall 2026

Simulithic

AI users that test your app on every device and browser

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What they do

AI users test your app across devices and browsers without written tests

How close to us

2, near

checks only; testing helps trust fast-shipped code, adjacent to W1 but does not write code.

Wedges

  • W1 Trusted 24/7 coding for small startup teams adjacent
L1 Company brain (knows the organisation) 0, none
L2 Agent team (runs agents, tools, approvals) 1, light
L3 Does and learns (finishes, checks, measures, updates the brain) 1, light

Who buys

Firm size
not known
Buyer type
developer
Role
head of engineering
UK
not known
Their own description (from YC)

AI made writing code fast. Testing it is still slow. Simulithic sends AI users through your app on every phone, browser and account type your customers use, so you can ship as fast as you can code, without writing or maintaining a single test.

Full teardown

No full teardown yet. On the deep list.

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