Quick Answer
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Windmill costs Free to $120 per mo as of September 2026, with 2 plans available including a free tier. Plans: Free and Open-source (free), and Enterprise at $120/mo. Pricing depends on your chosen tier, contract length, and negotiated discounts.

Use the interactive pricing calculator to estimate your exact cost based on team size and requirements.

  • Free tier: Yes

Windmill offers 2 pricing tiers: Free and Open-source, Enterprise. A free plan is available. Paid plans include Enterprise at $120/mo.

Last verified: | Sources: 1 pricing pages and reviews
Know Before You Buy — Try Windmill Free

Windmill lists $0-$120/mo, but hidden costs like implementation and support add to the total as of September 2026. Key hidden costs: worker configuration & scaling, integration complexity, support tiers. Verified from 1 sources by CostBench.

Hidden Costs Breakdown

1

Worker Configuration & Scaling

medium implementation

Configuring worker groups, setting up init scripts, and ensuring compliance with subscription limits for optimal performance and cost efficiency can require significant technical effort.

Grounded summary

Potential Hidden/Implementation Costs: * Worker Configuration and Scaling: While autoscaling is available, configuring worker groups, setting up init scripts, and ensuring compliance with subscription limits for optimal performance and cost efficiency can require significant technical effort

2

Integration Complexity

medium implementation

Integrating Windmill with existing infrastructure, especially for complex ETL jobs or data pipelines, might incur additional development and configuration costs.

Grounded summary

Integration Complexity: Integrating Windmill with existing infrastructure, especially for complex ETL jobs or data pipelines, might incur additional development and configuration costs

3

Support Tiers

high support

Relying on community support for critical issues might lead to longer resolution times and potential operational costs, as priority support is reserved for higher-tier plans.

Grounded summary

Support Tiers: Basic support is available for the Community plan, but priority support with faster response times (e.g., 3 hours for P0 issues) and dedicated automation engineers are reserved for Team, Pro, and Enterprise plans

4

Compliance & Security Posture

high compliance

Buyers requiring specific compliance or security postures might find these tied to higher-tier plans or require additional implementation.

Grounded summary

Compliance and Security Posture: While Windmill Labs is SOC 2 Type II compliant, buyers requiring specific compliance or security postures (e.g., SSO, data-handling specifics) should clarify these before shortlisting, as these might be tied to higher-tier plans or require additional implementation

5

Self-Hosted Usage Caps

high overage

For self-hosted instances, usage against caps embedded in the license key is monitored, and exceeding terms can lead to the key stopping auto-renewal after 35 days if not adjusted or upgraded.

Grounded summary

Each agent worker counts as 1 CU on self-hosted (if not used for compute) and 0.5 CU on cloud (if not used for compute)

Now You Know the Real Cost — Try Windmill Free

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