OpenFaaS vs Google Cloud Functions: Which Should You Choose in 2026?
Choosing between OpenFaaS and Google Cloud Functions 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 February 28, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
OpenFaaS
Serverless functions on Kubernetes
Best for you if:
- • 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
Google Cloud Functions
Serverless compute on Google Cloud
Best for you if:
- • You want the higher-rated option (8.5/10 vs 8.0/10)
- • 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
| At a Glance |  OpenFaaS |  Google Cloud Functions |
|---|---|---|
Price | Free | Free + Paid |
Best For | API Tools | Serverless |
Rating | 80/100 | 85/100 |
| Feature | OpenFaaS | Google Cloud Functions |
|---|---|---|
| Pricing Model | Free | Freemium |
| Editorial Score | 80 | 85 |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | API ToolsContainer Orchestration | Serverless |
How OpenFaaS and Google Cloud Functions Compare
OpenFaaS
Serverless functions on Kubernetes
Free · 80/100 score
Google Cloud Functions
Serverless compute on Google Cloud
Free tier available · 85/100 score
OpenFaaS is a api tools tool. Google Cloud Functions is in serverless.
Who Should Use What?
On a budget?
OpenFaaS is free. Google Cloud Functions is freemium.
Go with: OpenFaaS
Want the highest-rated option?
OpenFaaS: 80/100. Google Cloud Functions: 85/100.
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?
OpenFaaS is free. Google Cloud Functions is freemium. Go with OpenFaaS if free matters most.
What's your use case?
OpenFaaS is a api tools tool. Google Cloud Functions is in serverless. Pick the category that matches your needs.
How important are ratings?
Google Cloud Functions scores higher: 85/100 vs 80/100.
Key Takeaways
Google Cloud Functions
- Higher score: 85/100 vs 80
- Free tier available
- Our pick for this comparison
OpenFaaS
- Completely free
- Better fit for api tools
The Bottom Line
Google Cloud Functions (85/100) is our pick. That said, OpenFaaS is free — hard to beat on price.
Frequently Asked Questions
Is OpenFaaS or Google Cloud Functions better?
Google Cloud Functions scores 85/100 in our evaluation. OpenFaaS is free and Google Cloud Functions is freemium.
What are OpenFaaS and Google Cloud Functions used for?
OpenFaaS: Serverless functions on Kubernetes. Google Cloud Functions: Serverless compute on Google Cloud.
What does OpenFaaS cost vs Google Cloud Functions?
OpenFaaS is completely free. Google Cloud Functions is freemium (free tier + paid plans). Visit their websites for detailed pricing.