Vellum AI vs Google Vertex AI: Which is Better in 2026?
Choosing between Vellum AI and Google Vertex AI 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.
Bottom line: Google Vertex AI is our overall pick for AI & automation workflows. Pick Vellum AI if you need AI agents.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Vellum AI
Build, debug, and deploy AI agents and workflows with a no-code builder or SDK.
Best for you if:
- • You want to try before committing
- • You need AI agents features specifically
- • Build and deploy AI agents and workflows using no-code or SDK.
- • Debug and iterate on AI systems with visual graphs and advanced control flow.
Google Vertex AI
Unified AI platform for ML development
Best for you if:
- • You need AI & automation features specifically
- • Google Vertex AI is a unified ML platform for building, deploying, and managing AI models
- • It provides AutoML, custom training, model registry, and deployment to endpoints
| At a Glance |  Vellum AI |  Google Vertex AI |
|---|---|---|
Starts at | $25 monthly/moPro | Usage-based/moPay-as-you-go |
Best For | AI Agents | AI & Automation |
Rating | - | - |
Choose Vellum AI or Google Vertex AI?
Choose Vellum AI if
Build, debug, and deploy AI agents and workflows with a no-code builder or SDK.
- Accelerates AI development timelines significantly
- Facilitates collaboration between technical and non-technical teams
- Provides robust debugging and iteration capabilities
- Your work is AI agents-shaped, not AI & automation-shaped
Choose Google Vertex AI if
Unified AI platform for ML development
- Unified ML platform
- AutoML included
- Good model management
- Your work is AI & automation-shaped, not AI agents-shaped
| Feature | Vellum AI | Google Vertex AI |
|---|---|---|
| Pricing Model | Freemium | Paid |
| User Rating | No ratings yet | ★4.3/5 651 reviews |
| Categories | AI AgentsWorkflow Automation | AI & AutomationCloud & Infrastructure |
In-Depth Analysis
Vellum AI
Build, debug, and deploy AI agents and workflows with a no-code builder or SDK.
Strengths
- +Accelerates AI development timelines significantly
- +Facilitates collaboration between technical and non-technical teams
- +Provides robust debugging and iteration capabilities
- +Supports complex agentic systems with advanced control flow
- +Offers flexible deployment options (host yourself or deploy to Vellum)
Weaknesses
- -No explicit free tier mentioned, suggesting it might be a paid-only solution
- -Requires some understanding of AI concepts for advanced use cases
Key features
Google Vertex AI
Unified AI platform for ML development
Strengths
- +Unified ML platform
- +AutoML included
- +Good model management
- +Gemini integration
- +Feature store
Weaknesses
- -Expensive
- -Complex pricing
- -Learning curve
- -Vendor lock-in
- -Documentation gaps
Key features
Pricing: Vellum AI vs Google Vertex AI
| Plan | Vellum AI | Google Vertex AI |
|---|---|---|
| Tier 1 | $0 monthly Free | Free Free Tier |
| Tier 2 | $25 monthly Pro | Usage-based Pay-as-you-go |
| Tier 3 | $50 monthly Business | N/A |
| Tier 4 | Contact us Enterprise | N/A |
Pricing verified from each vendor's public pricing page. Compare in detail on Vellum AI pricing and Google Vertex AI pricing.
Who Should Use What?
On a budget?
Vellum AI has a free tier. Google Vertex AI is paid only.
Go with: Vellum AI
Want the highest-rated option?
Neither has user reviews yet.
Go with: Vellum AI
Value user reviews?
Neither has user reviews yet.
Go with: Google Vertex AI
3 Questions to Help You Decide
What's your budget?
Vellum AI is freemium. Google Vertex AI is paid. Vellum AI lets you start free.
What's your use case?
Vellum AI is a AI agents tool. Google Vertex AI is in AI & automation. Pick the category that matches your needs.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Google Vertex AI
- Our pick for this comparison
Vellum AI
- Has a free tier
- Better fit for AI agents
The Bottom Line
Google Vertex AI is our pick. Vellum AI has a free tier if you want to test without paying.
Frequently Asked Questions
Is Vellum AI or Google Vertex AI better?
Google Vertex AI is rated in our evaluation. Vellum AI is freemium and Google Vertex AI is paid.
What are Vellum AI and Google Vertex AI used for?
Vellum AI: Build, debug, and deploy AI agents and workflows with a no-code builder or SDK.. Google Vertex AI: Unified AI platform for ML development.
What does Vellum AI cost vs Google Vertex AI?
Vellum AI is freemium (free tier + paid plans). Google Vertex AI is a paid tool. Visit their websites for detailed pricing.