Azure Functions vs Fly.io vs Vercel Functions
| Attribute | |||
|---|---|---|---|
| Category | Cloud & Infrastructure | Cloud & Infrastructure | Cloud & Infrastructure |
| Pricing | Free tier | Free tier | Paid |
| Starting price | $0.2/month | $1.94/month | $20/month |
| Free tier | Yes | Yes | No |
| Free trial | Yes | No | Yes |
| Deployment | Cloud | — | — |
| API available | Unknown | Unknown | Unknown |
| Platforms | — | — | — |
| Certifications | — | — | — |
| Integrations | — | — | — |
| Company | — | Founded 2017 | — |
| Feature attributes | |||
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Unknown values show as “Unknown”/“—”. Nothing is inferred — see each tool page for sources.