Case Study: OpenAI achieves scalable automated billing with Metronome

OpenAI uses Metronome for scalable billing infrastructure

OpenAI, the AI research and deployment company behind products like ChatGPT and GPT-4, needed a billing system that could keep up with rapid product launches, self-serve growth, and increasingly complex enterprise contracts. Its homegrown, manual billing process relied on custom scripts and labor-intensive pricing changes, which made scaling usage-based billing difficult. OpenAI turned to Metronome for a flexible, scalable billing infrastructure.

With Metronome, OpenAI moved to automated billing in just a few weeks, integrating real-time usage data to support millions of self-serve and enterprise users. Metronome enabled OpenAI to launch new products and update pricing in hours instead of days, while revenue operations teams managed plans, invoicing, and customer alerts without engineering support. The result was a single source of truth for consumption data, real-time customer visibility, and freed-up engineering resources to focus on core product development.

OpenAI

Peter Welinder

VP of Product and Partnerships