Momento offers a straightforward and transparent pricing model for its cache service, aiming to simplify the often complex and unpredictable costs associated with cloud services. The pricing is based on a single dimension of $0.50 per gigabyte for both inbound and outbound data, with no additional storage charges, and a free tier allows developers to use the first 5GB each month without cost. This approach is designed to eliminate hidden fees and make it easy for customers to project costs and scale their applications without encountering unexpected expenses. By focusing on simplicity and elasticity, Momento seeks to optimize the total cost of ownership for cloud databases and enable faster development cycles for its users.