Google Cloud Functions vs OpenFaaS: Which Should You Choose in 2026?
Choosing between Google Cloud Functions and OpenFaaS comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated April 14, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Google Cloud Functions
Serverless compute on Google Cloud
Best for you if:
- 0
- • You need serverless features specifically
- • Google Cloud Functions is a serverless execution environment for event-driven code
- • It runs backend code in response to events without managing servers or containers
OpenFaaS
Serverless functions on Kubernetes
Best for you if:
- 0
- • You need something completely free
- • You need api tools features specifically
- • OpenFaaS is an open-source serverless framework for Docker and Kubernetes
- • It deploys functions as containers with auto-scaling and metrics
| At a Glance |  Google Cloud Functions |  OpenFaaS |
|---|---|---|
Price | Free + Paid | Free |
Best For | Serverless | API Tools |
Rating | — | — |
| Feature | Google Cloud Functions | OpenFaaS |
|---|---|---|
| Pricing Model | Freemium | Free |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Serverless | API ToolsContainer Orchestration |
How Google Cloud Functions and OpenFaaS Compare
Google Cloud Functions
Serverless compute on Google Cloud
Free tier available
OpenFaaS
Serverless functions on Kubernetes
Free
Google Cloud Functions is a serverless tool. OpenFaaS is in api tools.
Who Should Use What?
On a budget?
OpenFaaS is free. Google Cloud Functions is freemium.
Go with: OpenFaaS
Want the highest-rated option?
Neither has user reviews yet.
Go with: Google Cloud Functions
Value user reviews?
Neither has user reviews yet.
Go with: Google Cloud Functions
3 Questions to Help You Decide
What's your budget?
Google Cloud Functions is freemium. OpenFaaS is free. Go with OpenFaaS if free matters most.
What's your use case?
Google Cloud Functions is a serverless tool. OpenFaaS is in api tools. Pick the category that matches your needs.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Google Cloud Functions
- 0
- Free tier available
- Our pick for this comparison
OpenFaaS
- Completely free
- Better fit for api tools
The Bottom Line
Google Cloud Functions is our pick. That said, OpenFaaS is free — hard to beat on price.
Frequently Asked Questions
Is Google Cloud Functions or OpenFaaS better?
Google Cloud Functions is rated high in our evaluation. Google Cloud Functions is freemium and OpenFaaS is free.
What are Google Cloud Functions and OpenFaaS used for?
Google Cloud Functions: Serverless compute on Google Cloud. OpenFaaS: Serverless functions on Kubernetes.
What does Google Cloud Functions cost vs OpenFaaS?
Google Cloud Functions is freemium (free tier + paid plans). OpenFaaS is completely free. Visit their websites for detailed pricing.