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AI · November 20, 2025

UA

UsageFlow – API usage metering, rate-limits and usage reporting

I’m launching UsageFlow, a simple tool for API owners who want automatic API usage metering and full control over their endpoints — all without any hassle. With just a few lines of code, the UsageFlow SDK gives you: Automatic discovery of API endpoints User identification Usage metering Rate-limits and automatic blocking Reporting usage events to your existing billing or metering system Supports: Go (Gin), Python (FastAPI, Flask), Node.js (Express, Fastify, NestJS) Perfect for AI APIs or SaaS platforms that want to scale fast — focus on building your product while UsageFlow handles usage…

UsageFlow – API usage metering, rate-limits and usage reporting launched on November 20, 2025 with 5 votes, #4,178 of 9,796 launches that month and more than 75% of that year's launches.

What it does

In the maker’s words, at launch

I’m launching UsageFlow, a simple tool for API owners who want automatic API usage metering and full control over their endpoints — all without any hassle. With just a few lines of code, the UsageFlow SDK gives you: Automatic discovery of API endpoints User identification Usage metering Rate-limits and automatic…

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Source: Show HN post ↗ · launch text quoted in part

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