Fly.io vs Pulumi
On the evidence we track, Fly.io leads this comparison with a composite score of 77/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.
Features
The capabilities each product documents. These tools do not share a category taxonomy, so this aligns what each vendor states rather than a normalised feature set.
| Feature | Fly.io | Pulumi |
|---|---|---|
| Build system | dockerfile | - |
| Cli and api | ✓ | - |
| Container deploy | ✓ | - |
| Custom domains tls | ✓ | - |
| Drift detection | - | ✓ |
| Env secrets | ✓ | - |
| Gitops reconciliation | - | ✗ |
| Hosting | cloud | cloud |
| Import existing | - | ✓ |
| Language | - | TypeScript, Python, Go, C#, Java, YAML |
| Managed databases | ✓ | - |
| Managed saas offering | - | ✓ |
| Multicloud | - | ✓ |
| Open source engine | - | ✓ |
| Paradigm | - | general_language |
| Policy as code | - | ✓ |
| Provider ecosystem | - | ✓ |
| Regions | multi | - |
| Runtimes | Docker containers, Node.js, Deno, and other containerized runtimes | - |
| State management | - | vendor_managed |
What each one is
The product in its own terms, so the numbers below have context.
Fly.io
LeaderA cloud platform that deploys Docker containers as isolated virtual machines across global data centers. Supports multiple programming languages and frameworks, plus Sprites, a specialized offering for AI agents and development tools.
Pulumi
A platform for defining and managing cloud infrastructure using TypeScript, Python, Go, C#, Java, or HCL instead of domain-specific languages, with built-in policy enforcement, compliance tracking, and AI-powered resource discovery.
Pricing
List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.
Fly.io
LeaderUsage-based pricing (pay-as-you-go) with optional prepayment for 40% discount. Serious Support from $29/month. HIPAA compliance at $99/month. Enterprise available via contact.
- Pay-as-You-GoPay only for what you use
- Micro VMs
- Persistent storage
- Private networking
- Unlimited users per organization
- Serious SupportStarting at $29/month
- Dedicated support team
- HIPAA Compliance$99/month
- HIPAA-compliant workloads
- BAAs
- SOC2 certification
- Machine ReservationSave 40% with upfront commitment
- 40% discount vs pay-as-you-go
- EnterpriseContact sales
- Custom resource configurations
- SLA requirements
- Emergency support
Pulumi
Free community tier; Team Edition with metered usage-based pricing per resource-hour and deployment-minute; Enterprise/Business Critical via sales contact; bulk discount pricing available for annual commitments over $20,000
- CommunityFree
- Community support via GitHub and Slack
- Free workshops
- Team Edition-
- EnterpriseContact sales
- Business CriticalContact sales
Platform & deployment
Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.
Integrations
What each product connects to. Counts come from the vendor's own integration directory where one exists.
- GitHub
- Slack
Fly.io
Leader- Sentry
- Supabase
- Upstash
- LiteFS
- Tigris
- OpenRouter
Pulumi
- AWS
- Azure
- Google Cloud
- Terraform
- CloudFormation
- Azure Resource Manager
- Kubernetes
- Backstage
- npm
- PyPI
- NuGet
Fly.io or Pulumi: which one depends on you
A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.
Free to run, no account needed to start. How the evaluation works
Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.