Labelbox
Medium (~350)
Vast AI
Small (~30)
Best For
Labelbox
Best for: ML infrastructure engineers building data labeling and training platforms for frontier AI labs and enterprises
Vast AI
Best for: Scrappy generalists who want a front-row seat to the AI compute revolution
Ratings
LabelboxVast AI
3.8
5.0
Overall
3.6
3.8
Work-Life Balance
3.8
5.0
Culture & Values
3.6
5.0
Comp & Benefits
3.5
5.0
Senior Mgmt
3.6
5.0
Career Opps
👍 72% Recommend
👤 78% CEO Approval (Manu Sharma)
👍 100% Recommend
👤 100% CEO Approval (Jake Cannell)
Culture Values
Labelbox only
🌈 Diverse & Inclusive
Vast AI only
🤝 Flat Hierarchy🧩 Wears Many Hats
Shared
⚙️ Engineering-Driven🚀 Ship Fast & Iterate💎 Strong Comp & Equity
Pros & Cons
Labelbox
- Competitive compensation and equity
- Working with top AI labs as customers
- Rapid growth creates organizational churn
- Some teams move faster than others
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
Labelbox
Choose Labelbox if you want to work on the data side of AI — labeling, evaluation, and training infrastructure used by frontier AI teams — with moderate SF-based intensity.
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
Labelbox — 9 jobs
💻 Engineering
3
🧠 ML / AI
3
📊 Data
1
Vast AI — 9 jobs
💻 Engineering
6
🧠 ML / AI
2
Summary
Labelbox scores 3.8/5.0 on Glassdoor with a 3.6 work-life balance rating. Vast AI scores 5.0/5.0 overall with a 3.8 WLB. That’s a 1.2-point gap on overall satisfaction.
Both companies share these culture values: Engineering-Driven, Ship Fast & Iterate, Strong Comp & Equity. Labelbox also emphasizes Diverse & Inclusive. Vast AI also emphasizes Flat Hierarchy, Wears Many Hats.
On the hiring front, Labelbox has 9 open roles and Vast AI has 9 open roles.