Fly.ioLaunch computers for agents, code sandboxes, and your next app.
vs
VercelThe autonomous stack for every app and agent.
Comparison · CI/CD · weekly run Nov 3
Fly.io vs Vercel
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Vercel is the stronger AI pick in CI/CD: it has a visibility score of 1.4 versus 0 for Fly.io.
Choose Fly.io if…
- You need HIPAA (BAA pre-signed on HIPAA package) coverage
Choose Vercel if…
- You want the brand AI engines rank higher (1.4 vs 0)
- You want a lower entry price ($20 vs $38)
- You need ISO 27001:2022 or PCI DSS or EU-U.S. DPF or HIPAA or TISAX Assessment Level 2 coverage
- You prefer a larger, established vendor (501–1,000 employees)
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Fly.io | Vercel |
|---|---|---|
| Visibility score | 0% | 1.4% |
| Change vs last week | New | New |
| Rank in CI/CD | #38 | #27 |
| Share of voice | 0% | 0.5% |
| Mentions this run | 0 | 3 |
| Positive in AI answers | — | 33% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Fly.io 0pp · Vercel 0pp over 0 weekly runs.
Engine by engine
Vercel leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
Fly.ioVercel
Head to head in AI answers
0 engine answers name both brands
0Fly.io ranked higher
0Vercel ranked higher
Features, pricing & fit
| Dimension | Fly.io | Vercel |
|---|---|---|
| Pricing model | Usage-based | Usage-based |
| Entry price | Free; paid from $38 / mo | Free; paid from $20 / mo |
| Free plan | Yes | Yes |
| Deployment | Operated by Fly.io on its own hardware across 18+ regions worldwide, deployed from GitHub or the fly CLI. | — |
| Compliance | SOC 2 Type 2, HIPAA (BAA pre-signed on HIPAA package) | SOC 2 Type 2, ISO 27001:2022, PCI DSS, EU-U.S. DPF, HIPAA, TISAX Assessment Level 2 |
| Support | Community support (free), Paid Standard, Premium and Enterprise support tiers, Dedicated Slack channel on Premium and Enterprise | Documentation, Knowledge Base, Advanced Support on Enterprise plan, Sales team contact |
| Founded | 2017 | 2015 |
| Headquarters | Chicago, Illinois, United States | San Francisco, CA, United States |
| Employees | 51–200 | 501–1,000 |
| Funding | Seed · $136M raised | Series A-1 · $863M raised |
| Best for | Developers and teams that want to ship apps, AI agents and code sandboxes without managing infrastructure. | Professional developers, freelancers and businesses building web apps and agents. |
Plans side by side
Pros and cons
Themes from the AI answers that mention each brand
Fly.io
Profile in progress.
Vercel
- Fast, polished frontend UI generation with v0
- Zero extra infrastructure to manage
- Deeply integrated pull request workflows
- Recommended choice for deploying Next.js frontends
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Fly.io vs Vercel”, https://slateindex.ai/compare/fly-io-vs-vercel, data of Nov 3, 2026. Licence: CC BY 4.0.