OpenAI
Large (~3,500)
Together AI
Small (~150)
Best For
OpenAI
Best for: Professionals interested in OpenAI
Together AI
Best for: Open-source AI infrastructure builders who want research-level impact at a startup
Ratings
OpenAITogether AI
4.5
4.1
Overall
3.6
3.8
Work-Life Balance
4.6
4.3
Culture & Values
4.5
4.0
Comp & Benefits
4.3
4.0
Senior Mgmt
4.3
3.8
Career Opps
👍 90% Recommend
👤 95% CEO Approval (CEO)
👍 82% Recommend
👤 85% CEO Approval (Vipul Ved Prakash)
Culture Values
OpenAI only
🚀 Ship Fast & Iterate🤖 Ethical AI / Safety🎯 Direct Product Impact💎 Strong Comp & Equity
Together AI only
🔓 Open Source Culture🤝 Flat Hierarchy🧩 Wears Many Hats
Shared
⚙️ Engineering-Driven🌱 Learning & Growth
Pros & Cons
OpenAI
- Cutting-edge frontier AI research with world-class colleagues
- Elite compensation — top-tier TC and equity packages
- High-intensity environment — long hours and intense pace are the norm
- Internal politics and rapid org changes as the company scales
Together AI
- Open-source AI infrastructure — real mission alignment, not just marketing
- Small team with outsized research output; your work has direct impact
- Early-stage means wearing many hats constantly — not for specialists
- Limited career ladder; growth paths are still being defined
Bottom Line
OpenAI
OpenAI — check Glassdoor for detailed reviews.
Together AI
Choose Together AI if you want real open-source mission with outsized research output — but expect to wear many hats.
Open Roles
OpenAI — 624 jobs
💻 Engineering
292
💼 Sales / GTM
48
📋 Product
32
🧠 ML / AI
31
📊 Data
27
📣 Marketing
23
⚙️ Operations
17
⚖️ Legal
15
🎨 Design
11
💰 Finance
11
👤 HR / People
8
🎧 Support
4
Together AI — 48 jobs
💻 Engineering
21
🧠 ML / AI
8
📊 Data
2
📣 Marketing
2
📋 Product
2
💼 Sales / GTM
2
🎨 Design
1
💰 Finance
1
👤 HR / People
1
⚖️ Legal
1