Galileo
llm-observability
Evaluation intelligence and observability platform for GenAI apps and agents
Pricing
Free plan
Rating
—
Votes
0
Head-to-head comparison
Galileo vs Vellum
Compare Galileo and Vellum side by side across pricing, features, ratings, pros, cons, best-fit use cases, and alternatives.
Vellum
llm-observability
Build, evaluate, and deploy LLM apps and agents with confidence.
Pricing
Free plan
Rating
—
Votes
0
Feature comparison
Feature
Galileo
Vellum
Category
llm-observability
llm-observability
Pricing
Free plan
Free plan
Free plan
API access
Mobile app
Browser extension
Team collaboration
Custom training
Self-hosted option
Offline mode
Multi-language support
Galileo pros and cons
Purpose-built Luna evaluation models (fast, cheaper than LLM-judge)
20+ research-backed metrics
Covers evaluation, observability, and guardrails
Polished console with minimal setup
Pro at $100/month may be steep for small teams
Free plan lacks RBAC and advanced analytics
Managed platform hosts your evaluation data (unless enterprise self-host)
Vellum pros and cons
Combines prompt, workflow, evaluation, and deployment in one platform
Visual workflow builder lowers the barrier for cross-functional collaborators
Solid evaluation and testing tooling for pre-production quality gates
Multi-provider model support avoids lock-in
Pricing is opaque and sales-led, making budgeting hard
Not open source, and self-hosting is locked to Enterprise
Free tier is quite limited in credits, documents, and seats
Which one should you choose?
Best overall signal
Vellum
Selected using Toolglade popularity signals such as views and votes.
Best value signal
Galileo
Selected using free-plan availability and engagement signals.
Best for
Galileo
- GenAI evaluation
- production observability
- runtime guardrails
- Teams shipping GenAI apps to production
- Organizations needing evaluation rigor
Vellum
- collaborative agent building
- prompt evaluation and testing
- deploying LLM features
- cross-functional AI teams
- Teams wanting an all-in-one build-evaluate-deploy platform
FAQ
Is Galileo better than Vellum?
It depends on your use case. Compare category fit, pricing, feature availability, and ratings before choosing.
Which tool has a free plan?
Galileo and Vellum offer a free plan based on current Toolglade data.