usage-based-billing

Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics

Metering and Billing for AI, API and DevOps. Collect and aggregate millions of usage events in real-time and enable usage-based billing.

Open Source Pricing & Packaging Infrastructure

💰 Billing & Payments knowledge for cloud platforms

Open-source Pricing and Billing Infrastructure 🚀 Subscription management, Invoicing, Pricing, Usage-based billing, Cost limiting, Grandfathering, Experiments, Revenue analytics & Actionable insights

💳✨ Add usage-based credits to your Rails app

The top usage-based billing providers for AI products.

Multi-cluster Kubernetes usage analytics for CPU, Memory, and GPU — track costs and optimize cluster resources

AI agent skills and MCP integration for Credyt — real-time usage-based billing for AI products. Works with Claude Code, Cursor, Codex, and Copilot. Add wallets, credits, usage metering, and a customer Billing Portal to any project with a single prompt.

Moesif Node.js middleware (formerly Moesif-Express), for API Monitoring, Analytics, and Monetization.

An application for previewing and comparing your future GitHub Copilot bills as you transition to the new usage-based billing model.

On‑chain mandate and auto‑debit system for Base that lets apps pull funds within transparent per‑charge and aggregate limits

Pricing that finance can continuously change, engineers can put in the hot path, and everyone can act on. MIT licensed.

Agent Usage Detail Record — an open JSON standard for attributing and costing agent runs

Moesif Servlet SDK for API Monitoring, Analytics, and Monetization.

Moesif Middleware for Python Django, for API Monitoring, Analytics, and Monetization.

Open-source AI reseller panel with customer API keys, prepaid balances, usage limits, model pricing, and profit analytics.

Open-source subscription, usage-based and AI billing: plans, metering, AI model prices, prepaid credits, invoices, tax, dunning, checkout and MRR, on your own payment gateway.

Limits, credits, and billing inside your AI product: an open-source engine that decides what each customer can do, what it costs you, and what to bill, on every call, in-process.

Supercharging revenue automation, starting with complex billing for SaaS.