Poolside AI vs Postman AI
Side-by-side on valuation, funding, investors, founders & more
Comparison updated: April 2026
Two AI Dev Tools companies going head to head.
Head-to-Head Verdict
Poolside AI
2 wins
Postman AI
3 wins
Key Numbers
🇺🇸 United States · Jason Warner
Valuation
$12B
Total Funding
$626M
300 employees
🇺🇸 United States · Abhinav Asthana
Valuation
$5.6B
Total Funding
$433M
1000+ employees
This is a head-to-head contest: both operate in AI Dev Tools and share a home market in United States. Different stages (Series B vs Series D) mean these companies face fundamentally different operational priorities.
Analyst Summary
Built from real data · Updated April 2026
Companies
Within AI Dev Tools, Poolside AI and Postman AI rank among the most closely watched rivals. Poolside AI is an artificial intelligence development tools company founded in 2023 and headquartered in the United States. Postman is the world's prominent API development platform, used by over 30 million developers globally to design, test, document, and monitor APIs, with AI-powered features including natural language API generation, automated test creation, and intelligent API documentation built into its collaborative workspace.
Funding & Valuation
Valuation-wise, Poolside AI holds the advantage at $12B, roughly 2.1 times Postman AI's $5.6B. Both have attracted significant capital — Poolside AI with $626M and Postman AI with $433M.
Growth Stage
With a 9-year head start, Postman AI (founded 2014) has had considerably more time to mature than Poolside AI (2023). Poolside AI is at Series B while Postman AI stands at Series D, indicating different levels of maturity and investor risk. Team sizes also differ: Poolside AI employs 300 people versus Postman AI's 1000+.
Geography & Outlook
Headquartered in 🇺🇸 United States, both Poolside AI and Postman AI draw from the same local ecosystem of talent and capital. Awaira rates Postman AI at 90 and Poolside AI at 80, a gap that reflects differences in capital efficiency and market traction. Under Jason Warner and Abhinav Asthana respectively, both companies continue to chart aggressive growth paths.
Funding Velocity
Poolside AI
Postman AI
Funding History
Poolside AI has completed 3 funding rounds, while Postman AI has gone through 5. Poolside AI's most recent round was a Series B of $500M, compared to Postman AI's Series D ($225M). Poolside AI is at Series B while Postman AI is at Series D — different points in their growth trajectory.
Team & Scale
Postman AI has the bigger team at roughly 1000+ people — 3x the size of Poolside AI's 300. Postman AI has a 9-year head start, founded in 2014 vs Poolside AI's 2023. Both are based in United States.
Metrics Comparison
| Metric | Poolside AI | Postman AI |
|---|---|---|
💰Valuation | $12BWINS | $5.6B |
📈Total Funding | $626MWINS | $433M |
📅Founded | 2023WINS | 2014 |
🚀Stage | Series B | Series D |
👥Employees | 300 | 1000+ |
🌍Country | United States | United States |
🏷️Category | AI Dev Tools | AI Dev Tools |
⭐Awaira Score | 80 | 90WINS |
Key Differences
Valuation gap: Poolside AI is valued 2.1x higher ($12B vs $5.6B)
Funding gap: Poolside AI has raised $193M more ($626M vs $433M)
Market experience: Postman AI has 9 years more (founded 2014 vs 2023)
Growth stage: Poolside AI is at Series B vs Postman AI at Series D
Team size: Poolside AI has 300 employees vs Postman AI's 1000+
Direct competitors: Both operate in the AI Dev Tools market segment
Awaira Score: Postman AI scores 90/100 vs Poolside AI's 80/100
Which Should You Choose?
Use these signals to make the right call
Choose Poolside AI if…
- ✓More established by valuation ($12B)
- ✓Stronger investor backing — raised $626M
- ✓Poolside AI is an artificial intelligence development tools company founded in 2023 and headquartered in the United States
Choose Postman AI if…
Top Pick- ✓Higher Awaira Score — 90/100 vs 80/100
- ✓More market experience — founded in 2014
- ✓Postman is the world's prominent API development platform, used by over 30 million developers globally to design, test, document, and monitor APIs, with AI-powered features including natural language API generation, automated test creation, and intelligent API documentation built into its collaborative workspace
Funding History
Poolside AI raised $626M across 3 rounds. Postman AI raised $433M across 5 rounds.
Poolside AI
Series B
Jan 2024
Lead: Sequoia Capital
Series A
Jun 2023
Lead: Sequoia Capital
Seed
May 2023
Postman AI
Series D
Aug 2021
Lead: Insight Partners
Series C
Jun 2020
Lead: Insight Partners
Series B
Jun 2019
Lead: CRV
Series A
Oct 2016
Lead: Nexus Venture Partners
Seed
May 2015
Lead: Nexus Venture Partners
Investor Comparison
No shared investors detected between these two companies.
Unique to Poolside AI
Unique to Postman AI
Users Also Compare
Explore Further
FAQ — Poolside AI vs Postman AI
Is Poolside AI bigger than Postman AI?▾
Which company raised more funding — Poolside AI or Postman AI?▾
Which company has a higher Awaira Score?▾
Who founded Poolside AI vs Postman AI?▾
What does Poolside AI do vs Postman AI?▾
Which company was founded first?▾
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Are Poolside AI and Postman AI competitors?▾
Bottom Line
Postman AI edges ahead with an Awaira Score of 90, but Poolside AI (80) isn't far behind. The gap is narrow enough that it could shift with the next funding round.
Who Should You Watch?
Postman AI has a slight edge on paper, but Poolside AI isn't far behind. The AI space moves fast — today's underdog can be tomorrow's category leader. Follow both profiles on Awaira to track funding rounds, team changes, and score updates.