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Software Development · head to head

Humanloop vs MLflow

Humanloop logo

Humanloop

Software Development

The LLM evals platform for enterprises

From
Free
Rated
-
MLflow logo

MLflow

Machine Learning

Open source platform for managing the ML lifecycle

From
Free
Rated
-

The short version

  • Each has a real cost: Humanloop no published pricing for standard plans; customers must contact sales for quotes; MLflow requires infrastructure setup: teams must manage MLflow tracking server, database, and artifact storage themselves

Where they differ

Only the attributes on which Humanloop and MLflow actually diverge.

Attributes where Humanloop and MLflow differ
AttributeHumanloopMLflow
Pricing modelusage-basedopen-source
PlatformsWebWeb, Python API, REST API
CategorySoftware DevelopmentMachine Learning
FoundedUnknown2018

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Humanloop

Nothing recorded that MLflow does not also cover.

Only in MLflow

  • Experiment tracking
  • Model registry
  • Model packaging
  • Deployment
  • Project organization
  • TensorFlow
  • PyTorch
  • scikit-learn

What people use each for

The jobs each tool is most often brought in to do.

Humanloop

  • LLM prompt management and evaluationnot MLflow
  • AI workflow automation and testingnot MLflow
  • Model monitoring and logging at scalenot MLflow

MLflow

  • Machine learningnot Humanloop
  • Data analysisnot Humanloop
  • Model trainingnot Humanloop
  • Predictive analyticsnot Humanloop

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Humanloop

  • No published pricing for standard plans; customers must contact sales for quotes
  • Billing based on logs created per API call, making costs unpredictable without usage estimates
  • Separate charges apply from AI providers (OpenAI, Anthropic, etc.) using customer's own API keys, adding external costs

MLflow

  • Requires infrastructure setup: teams must manage MLflow tracking server, database, and artifact storage themselves
  • Basic UI and visualization: lacks rich interactive dashboards and real-time monitoring compared to commercial platforms
  • Limited collaboration: no built-in role-based access control or multi-user management features
  • Production monitoring gaps: drift detection, explainability, and alerting require separate dedicated tools

Pricing, plan by plan

Humanloop

Free
  • Free TrialFree
    • 2 members
    • 50 evaluation runs
    • 10,000 logs per month
  • Startup Program$null/contact-sales
    • Tailored pricing for early-stage, VC-backed startups
  • Enterprise$null/contact-sales
    • Custom pricing
    • SSO + SAML authentication
    • Role-based access controls

MLflow

Free
  • Open SourceFree
    • Experiment tracking
    • Model registry
    • Deployment tools

Which should you pick?

Choose Humanloop if

  • You want to start without paying.

Choose MLflow if

  • You need experiment tracking.
  • You want to start without paying.
  • You work on Web, Python API, REST API.
  • You also want model registry.

Questions people ask

Is Humanloop or MLflow better?
Neither clearly leads. Humanloop starts at Free and MLflow at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Humanloop or MLflow?
Humanloop starts at Free and MLflow at Free.
Does Humanloop or MLflow run on more platforms?
Humanloop runs on Web. MLflow runs on Web, Python API, REST API.
Can I use Humanloop for free?
Both have a free tier, so you can try either at no cost before committing.
What is Humanloop best used for?
Humanloop is most often used for llm prompt management and evaluation, ai workflow automation and testing, model monitoring and logging at scale. Of those, llm prompt management and evaluation and ai workflow automation and testing are not what MLflow is typically brought in for.
What can Humanloop do that MLflow cannot?
MLflow covers Experiment tracking, Model registry, Model packaging, Deployment.

Answered from the vendors’ own pages

Humanloop: How much does Humanloop cost?

Humanloop offers a free trial with 2 members and 10,000 logs per month. Startup program and Enterprise plans require contacting sales for custom pricing based on usage needs.

Source
MLflow: Is MLflow free to use?

Yes, MLflow is completely open-source and free. However, teams typically incur infrastructure costs for hosting and maintaining the MLflow tracking server. Databricks offers Managed MLflow as a commercial option for cloud deployment.

Source
Humanloop: What are the limits on Humanloop's free trial plan?

Free trial includes 2 members, 50 evaluation runs, and 10,000 logs per month with access to all features at limited volume.

Source
MLflow: Can MLflow track experiments for different ML frameworks?

Yes, MLflow is framework-agnostic and works with TensorFlow, PyTorch, scikit-learn, XGBoost, and any other ML framework. This flexibility is a core design principle allowing teams to use diverse tools.

Source
Humanloop: How is Humanloop usage billed?

Humanloop bills based on logs created per API call to prompts, tools, evaluators, or flows. Separate charges apply from external AI providers like OpenAI and Anthropic using the customer's own API keys.

Source
MLflow: Does MLflow include a model registry?

Yes, MLflow Model Registry (added in 2018) provides a central model store with versioning, stage transitions, and deployment tracking. This enables production model governance and lineage tracking.

Source
Humanloop: Does Humanloop offer discounts for nonprofits or academics?

Academic and nonprofit pricing is available upon request, requiring contact with sales for customized rates.

Source
MLflow: What are MLflow's main limitations?

MLflow requires significant infrastructure setup and maintenance. The UI is basic compared to commercial tools, collaboration is limited without third-party RBAC solutions, and production monitoring requires separate tools for drift detection and alerting.

Source
MLflow: Can MLflow handle LLM and agent tracing?

MLflow added LLM and agent tracing capabilities in recent versions, though the native support is limited compared to specialized LLM observability platforms that replaced weak LLM tracing.

Source
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