OpenMeter is an open-source real-time usage metering and billing platform designed to help AI, API, and SaaS companies implement usage-based pricing and monetize their services.
It measures resource usage by collecting and processing event data, supports multiple pricing models, and can integrate with payment systems like Stripe to automate invoicing.
Offers open-source self-hosted options (e.g., Kubernetes deployments) and a hosted cloud SaaS version, allowing users to choose based on their needs.
Yes, it is specifically designed to meter AI services (such as LLM calls and GPU time) and help enterprises govern AI costs.
The platform provides core metering, aggregation, and Stripe integration capabilities to reduce the effort of building a billing system, but specific pricing strategies and business rules still need to be configured by the organization.
As a data processing platform, it offers self-hosted options to give users full control over their data. The cloud service version notes adherence to security best practices.
OpenRouter AI is a unified API platform that aggregates hundreds of AI models, helping developers and enterprises simplify multi-model integration, management, and invocation, achieving cost optimization and high availability.

OpenLIT AI is an open-source observability platform based on OpenTelemetry, purpose-built for generative AI and LLM applications, helping developers monitor, debug, and optimize the performance and cost of their AI workloads.