Zenml vs Dagster

Zenml and Dagster both land on Depends.

Zenml

Depends

Confidence: Medium

Buy it if your ML/LLM team runs real Python pipelines and needs orchestration, reproducibility, and evaluation in one layer.

Depends

Confidence: Medium

Buy it if you have a real data engineering team building Python pipelines that need lineage, observability, and scheduling.

Zenml versus Dagster
Compare	Zenml	Dagster
Verdict	Depends	Depends
Best for	ML teams standardizing pipelines	Python-savvy data engineering teams
Who it's not for	Solo data scientists doing one-off modeling	Small teams that just need scheduled scripts . use cron
Privacy	Multiple CVEs in the open-source core (2024-2025); ZenML Pro advertises SOC2 and ISO 27001.¹¹	Published security page with SSO/RBAC/audit logging; one disclosed 2025 local-file-inclusion CVE in the gRPC server.
Support quality	No support evidence in sources	No support evidence in sources
Public sentiment	Users praise ZenML's documentation and orchestration experience, though some frame it primarily as an orchestrator layer.^⁴	Practitioners praise the asset-centric model and local developer experience, with little complaint volume in public sources.
Biggest gotcha	CVE-2024-25723 was a critical server privilege-escalation flaw; patch self-hosted installs promptly.¹¹	Dagster is joining Prefect; expect product, roadmap, and possibly pricing changes during integration