Lago
An open-source API for metering and usage-based billing, supporting hybrid pricing models and self-hosting.
What is Lago?
Lago is an open-source API for metering and usage-based billing, designed to automate consumption tracking, subscription management, and invoicing for SaaS companies. It solves the engineering nightmare of implementing flexible billing systems by providing an event-based, programmable solution that supports hybrid pricing models.
Engineers and product teams at SaaS companies, especially those with product-led growth models, who need to implement or scale usage-based or hybrid billing without relying on proprietary solutions.
Developers choose Lago for its open-source, self-hostable nature, avoiding vendor lock-in and revenue-based fees. It offers composability with existing tools, data privacy by keeping data on your infrastructure, and flexibility for hybrid pricing and go-to-market motions.
Overview
Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics
Use Cases
Best For
- Implementing usage-based billing for API or infrastructure products
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