Async

AI agents that run small businesses

2.5Score#519 of 999 agents#25 of 52 in Coworker (general purpose)

Why it ranks #519

Async, an AI coworker (general purpose) from YC S26, ranks #519 of 999 AI agents and #25 of 52 in Coworker (general purpose), with a score of 2.5 of 10. Data as of 3 Oct 2026.

The score adds four parts, each 0 to 10, by weight. Every point comes from public evidence. How scoring works ·

Proof 0 × 30% 0.0
Scale 1 × 30% 0.3
Momentum 4 × 25% 1.0
Autonomy 8 × 15% 1.2
= 2.5

Proof
Do customers use it? 30% of the score
0
No public claims of customers or revenue yet.
Not found: revenue or growth (+4), named customers (+3), a customer result (+2), a customer count (+2), work done at scale (+2)
Scale
Is there a real company behind it? 30% of the score
1
2 people.
- +1
  2 people on its YC page2 people
Not found: funding round in its news (+3)
Momentum
Is it shipping and growing now? 25% of the score
4
Shows a recent launch and a new batch.
- +3
  Launched in the last 6 monthsAsync - Specialized AI agents, that automate costly work for small businesses.Launch YC post · 10 Aug 2026
- +1
  New: YC Summer 2026
Not found: open roles on YC (+2), new traction claim in the last 6 months (+2), funding news in the last year (+2)
Autonomy
How much of the job does it do on its own? 15% of the score
8
Autonomous worker: completes whole tasks; people handle exceptions.
- +8
  Level 3 of 4: Autonomous workerCompletes whole tasks; people handle exceptions.
What the model read
- Acts in other systems: 88% likely
- Finishes whole tasks: 60% likely
- Calls itself an agent: 98% likely
Level 3: Completes whole tasks; people handle exceptions.

About Async

Async builds AI agents that run small businesses. Law firms, healthcare clinics and real estate companies hire our AI agents to automate complex work that's never been economical to staff with humans, letting us capture labor spend that didn't previously exist.