vioscaleAI
Comparison

Langfuse vs ZenML

On the evidence we track, Langfuse leads this comparison with a composite score of 66/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Langfuse full profile →ZenML full profile →
Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
★Langfuse66
ZenML61
Score
vioscaleAI score
Langfuse66 / 100medium · 56%
ZenML61 / 100medium · 52%
Pricing
Free tier
Langfuse✓
ZenML✓
Model
Langfusefreemium
ZenMLcommercial
Price level
Langfusefree
ZenMLlow
Transparent
Langfuse✗
ZenML✗
Integrations
Count
Langfuse100
ZenML60
Security
Certifications
Langfuse–
ZenMLSOC 2 Type II, ISO 27001
Gdpr
Langfuse✓
ZenML–
Hipaa
Langfuse✓
ZenML–
Iso27001
Langfuse✓
ZenML✓
Scorecard
Langfuse–
ZenML6.8
Soc2
Langfuse✓
ZenML✓
Trust center
Vulnerabilities
Reliability
Status page
Langfuse✓
ZenML✓
Adoption
Dependent repos
Langfuse0
ZenML44
Github stars
Langfuse35,781
ZenML5,615
Package downloads weekly
Langfuse6,493,381
ZenML–
Activity
Commits last 30d
Langfuse100
ZenML41
Release
Cadence days
Langfuse–
ZenML15
History
Langfuse20 items
ZenML20 items
License
Spdx
LangfuseMIT
ZenMLApache-2.0
Language
Primary
LangfuseTypeScript
ZenMLPython
Market
Availability
Content
Faq
Langfuse7 items
ZenML7 items

Capabilities

Feature-by-feature on the axes that matter for mlops & llmops tools. “-” means undocumented, not absent.

Core
Tool role
LangfuseLLM observability / eval
ZenMLEnd-to-end ML platform
Deployment
Self-hostable / OSS core
Langfuse✓
ZenML✓
Managed cloud available
Langfuse✓
ZenML✓
On-prem / VPC deployment
Langfuse✓
ZenML✓
Observability
LLM tracing / observability
Langfuse✓
ZenML✓
Evaluation (offline / LLM-judge / human)
Langfuse✓
ZenML✓
Dev
Prompt management + versioning
Langfuse✓
ZenML✓
Tracking
Experiment tracking / model registry
Langfuse✓
ZenML✓
Serving
Model serving / inference endpoint
Langfuse✗
ZenML✓
Interop
OpenTelemetry / OpenLLMetry compatible
Langfuse✓
ZenML✓
Framework-agnostic
Langfuse✓
ZenML✓
Gateway
Multi-provider model support
Langfuse✓
ZenML✓
Data
No-train-on-customer-data guarantee
Langfuse-
ZenML-

What each one is

The product in its own terms, so the numbers below have context.

Langfuse

Leader

A comprehensive observability and development platform that combines tracing, prompt management, evaluation, and experimentation, enabling teams to understand LLM behavior in production and ship improved applications with confidence

Independently observed

ZenML

ZenML is a Python-based orchestration framework that manages machine learning pipelines and agents across any infrastructure, from local development to production Kubernetes clusters. It provides centralized artifact management, automated tracking and versioning, and enterprise-grade security compliance for reproducible AI systems.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Langfuse

Leader
SubscriptionFree tier

Multiple tiers available; specific pricing not shown in provided text

  • HobbyFree
  • Core-
  • Enterprise-
as of verify ↗

ZenML

HybridFree tier

Free open-source version; managed Pro service available

  • CommunityFree
    • experiment tracking
    • pipeline orchestration
    • artifact storage
    • model versioning
  • ProManaged service pricing not specified
    • managed control plane
    • governance
    • SSO
    • SLA support
    • audit trails
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Langfuse✓
ZenML✗
macOS
Langfuse✗
ZenML✓
Windows
Langfuse✗
ZenML✓
Linux
Langfuse✗
ZenML✓
CLI
Langfuse✗
ZenML✓
Deployment
Cloud / SaaS
Langfuse✓
ZenML✓
Self-hosted
Langfuse✓
ZenML✓
Hybrid
Langfuse✗
ZenML✓

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (3)
  • LlamaIndex
  • OpenAI
  • Hugging Face

Langfuse

Leader
24 total - 21 not shared
  • LangChain
  • Vercel AI SDK
  • LiteLLM
  • Pydantic AI
  • Google ADK
  • CrewAI
  • LiveKit
  • Haystack
  • Anthropic
  • Amazon Bedrock
  • Azure OpenAI
  • Mistral AI
  • Google Gemini
  • xAI
  • vLLM
  • Groq
  • OpenAI SDK
  • Cohere
  • Elasticsearch
  • OpenSearch
  • OpenTelemetry
Independently observed

ZenML

26 total - 23 not shared
  • Git
  • GitHub
  • GitLab
  • Kubernetes
  • Docker
  • Poetry
  • Slack
  • ClickUp
  • MLflow
  • Databricks
  • Trackio
  • LangGraph
  • PyTorch
  • scikit-learn
  • PyTorch Lightning
  • Axolotl
  • AzureML
  • AWS
  • Google Cloud
  • Azure
  • DigitalOcean
  • Kubeflow
  • MySQL
Independently observed
Still deciding?

Langfuse or ZenML: 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.