Mostly AI is one of the leading platforms in the synthetic data generation space, offering enterprise-grade capabilities for creating privacy-safe, statistically accurate synthetic datasets. The platform excels at generating tabular synthetic data that preserves the statistical properties and correlations of original datasets while eliminating privacy risks " a critical need for industries like finance, healthcare, and insurance.

Strengths include an intuitive web interface, robust API for pipeline integration, and strong privacy guarantees backed by rigorous quality metrics. The platform automatically assesses data utility and privacy scores, giving users confidence in their synthetic outputs. The freemium tier is genuinely useful for experimentation, though production workloads will quickly require the $300/mo paid plans.

Limitations include the pricing jump from free to paid tiers, which may deter smaller teams, and a primary focus on tabular data rather than unstructured formats like images or text. The platform also has a learning curve for users unfamiliar with synthetic data concepts.

Overall, Mostly AI stands as a mature, well-documented solution that's particularly strong for regulated industries needing compliant data sharing and ML model training.