Fly.ioLaunch computers for agents, code sandboxes, and your next app.
vs
RailwayThe all-in-one intelligent cloud provider
Comparison · CI/CD · weekly run Nov 3
Fly.io vs Railway
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Railway is the stronger AI pick in CI/CD: it has a visibility score of 1.5 versus 0 for Fly.io.
Choose Fly.io if…
- You need HIPAA (BAA pre-signed on HIPAA package) coverage
- You prefer a larger, established vendor (51–200 employees)
Choose Railway if…
- You want the brand AI engines rank higher (1.5 vs 0)
- You want a lower entry price ($5 vs $38)
- You need SOC 3 or HIPAA coverage
- Recommended for simple full-stack deployments
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Fly.io | Railway |
|---|---|---|
| Visibility score | 0% | 1.5% |
| Change vs last week | New | New |
| Rank in CI/CD | #38 | #26 |
| Share of voice | 0% | 0.5% |
| Mentions this run | 0 | 3 |
| Positive in AI answers | — | 0% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Fly.io 0pp · Railway 0pp over 0 weekly runs.
Engine by engine
Railway leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
Fly.ioRailway
Head to head in AI answers
0 engine answers name both brands
0Fly.io ranked higher
0Railway ranked higher
Features, pricing & fit
| Dimension | Fly.io | Railway |
|---|---|---|
| Pricing model | Usage-based | Usage-based |
| Entry price | Free; paid from $38 / mo | Free; paid from $5 / 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. | Managed cloud; bring your own cloud and dedicated VMs on the Enterprise plan |
| Compliance | SOC 2 Type 2, HIPAA (BAA pre-signed on HIPAA package) | SOC 2 Type 2, SOC 3, HIPAA |
| Support | Community support (free), Paid Standard, Premium and Enterprise support tiers, Dedicated Slack channel on Premium and Enterprise | Community support on Free and Hobby, Railway Support on Pro, Enterprise support with SLOs and a dedicated Slack Connect channel |
| Founded | 2017 | 2020 |
| Headquarters | Chicago, Illinois, United States | San Francisco, CA, United States |
| Employees | 51–200 | 11–50 |
| Funding | Seed · $136M raised | Series B-1 · $124M raised |
| Best for | Developers and teams that want to ship apps, AI agents and code sandboxes without managing infrastructure. | Indie developers, startups and engineering teams that want to ship apps and databases without writing infrastructure configuration. The Enterprise plan suits teams with compliance and support needs. |
Plans side by side
Railway
Free$0per month
Hobby$5per month minimum usage
Pro$20per month minimum usage
EnterpriseCustomCustom
Pros and cons
Themes from the AI answers that mention each brand
Fly.io
Profile in progress.
Railway
- Recommended for simple full-stack deployments
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “Fly.io vs Railway”, https://slateindex.ai/compare/fly-io-vs-railway, data of Nov 3, 2026. Licence: CC BY 4.0.