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Joi Pricing 2026

Plans, hidden costs, and cheaper alternatives compared

Reviews onG2
1 plans tracked·Updated May 2026

Is Joi worth the price?

100/10

Joi is a free and open-source library, making its pricing exceptionally fair and generous compared to any paid alternatives.

There are no dollar amounts to consider, as it's entirely free to use. This makes it best for any developer or team looking for a robust schema validation solution without budget constraints.

Pricing Plans

Free

Free

Hidden Costs & Gotchas

No hidden costs; it's entirely free.

Requires developer time for implementation.

No official paid support channels.

Which Plan Do You Need?

Developers needing robust schema validation

Teams building JavaScript applications

Projects with no budget for validation tools

How Joi Compares to Competitors

As a free, open-source library, Joi directly competes with other free validation libraries like Yup and Zod, offering similar core functionalities without any cost. Unlike commercial API validation services which can cost hundreds per month, Joi provides a powerful, free alternative for in-application validation.

Joi Pricing FAQ

How much does Joi cost?

Joi is free to use. No subscription or one-time fee is required for the core product.

Does Joi have a free plan?

Yes. Joi offers a free plan called "Free". It is suitable for individuals or small teams getting started.

Is there a cheaper alternative to Joi?

Yes. Popular alternatives to Joi include Yup, Zod, Ajv, Valibot. Free alternatives include Yup, Zod, Ajv. Compare them side-by-side on Toolradar.

Cheaper alternatives to Joi

5 of 5 direct competitors below offer a free plan. Per-seat pricing varies up to 60% across this set.