Decagon
Small (~210)
Vast AI
Small (~30)
Best For
Decagon
Best for: Builders who want to ship AI customer support agents directly to F500 customers with technical founders deeply involved
Vast AI
Best for: Scrappy generalists who want a front-row seat to the AI compute revolution
Ratings
DecagonVast AI
3.9
5.0
Overall
3.7
3.8
Work-Life Balance
3.8
5.0
Culture & Values
3.2
5.0
Comp & Benefits
3.7
5.0
Senior Mgmt
3.7
5.0
Career Opps
👍 75% Recommend
👤 85% CEO Approval (Jesse Zhang)
👍 100% Recommend
👤 100% CEO Approval (Jake Cannell)
Culture Values
Decagon only
🎯 Direct Product Impact
Vast AI only
🤝 Flat Hierarchy🧩 Wears Many Hats
Shared
⚙️ Engineering-Driven🚀 Ship Fast & Iterate💎 Strong Comp & Equity
Pros & Cons
Decagon
- Strong engineering-driven culture with technical founders still deeply involved
- Ship meaningful AI features to enterprise customers every week
- Intense workload and high expectations — not a typical 40-hour week
- SF-centric; most roles expect in-office presence
Vast AI
- Front-row seat to the AI compute revolution — demand for GPU cloud is surging
- Strong compensation and generous equity stakes for a bootstrapped startup
- Processes are still being defined — expect ad hoc workflows
- Intense workload — the team explicitly values high output
Bottom Line
Decagon
Choose Decagon if you want intense builder energy at a $4.5B Series D AI agents startup with real enterprise revenue — but expect SF office-centric culture and cash comp that trails top AI labs.
Vast AI
Choose Vast AI if you want perfect Glassdoor scores and generous equity at a tiny GPU marketplace — but expect startup chaos.
Open Roles
Decagon — 95 jobs
💼 Sales / GTM
32
💻 Engineering
25
📋 Product
7
🧠 ML / AI
6
⚙️ Operations
3
⚖️ Legal
2
📣 Marketing
2
📊 Data
1
🎨 Design
1
👤 HR / People
1
Vast AI — 9 jobs
💻 Engineering
6
🧠 ML / AI
2
Summary
Decagon scores 3.9/5.0 on Glassdoor with a 3.7 work-life balance rating. Vast AI scores 5.0/5.0 overall with a 3.8 WLB. That’s a 1.1-point gap on overall satisfaction.
Both companies share these culture values: Engineering-Driven, Ship Fast & Iterate, Strong Comp & Equity. Decagon also emphasizes Direct Product Impact. Vast AI also emphasizes Flat Hierarchy, Wears Many Hats.
On the hiring front, Decagon has 95 open roles and Vast AI has 9 open roles.