Lark

Lark is a modern billing platform with the flexibility to support any pricing model (flat-fee, credit-based, usage-based, hybrid, dimensional, outcome-based, etc.) at any scale. Whether you're building an AI powered API service or a B2B SaaS product, Lark provides the tools you need to implement complex billing logic without the hassle. Jack and Vijit previously built a usage-based billing system for a large billing provider.