Pentagon

The control plane for agent-native work.

1.9Score#728 of 999 agents#35 of 52 in Coworker (general purpose)

Why it ranks #728

Pentagon, an AI coworker (general purpose) from YC Sp26, ranks #728 of 999 AI agents and #35 of 52 in Coworker (general purpose), with a score of 1.9 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 0 × 30% 0.0
Momentum 4 × 25% 1.0
Autonomy 6 × 15% 0.9
= 1.9

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
0
1 person.
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 monthsPentagon - A coordination layer for humans and agents.Launch YC post · 20 May 2026
- +1
  New: YC Spring 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
6
Supervised agent: takes actions in other systems; a person approves key steps.
- +6
  Level 2 of 4: Supervised agentTakes actions in other systems; a person approves key steps.
What the model read
- Acts in other systems: 51% likely
- Finishes whole tasks: 22% likely
- Calls itself an agent: 97% likely
Level 2: Takes actions in other systems; a person approves key steps.