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Models · Oct 23, 2026

OpenAI details infrastructure upgrades to support over 1 billion ChatGPT users

Scaling Habitat with multi-tenancy, global caching, and Azure Cosmos DB delivers 12× faster reads for ChatGPT.

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TL;DR
  • OpenAI describes infrastructure upgrades to support over 1 billion ChatGPT users.
  • Habitat now uses reliable multi-tenancy, global caching, and Azure Cosmos DB.
  • Read latency for ChatGPT improved by 12× as a result.

OpenAI announced infrastructure upgrades to its Habitat platform to support more than 1 billion ChatGPT users. The company describes the use of reliable multi-tenancy, global caching, and Azure Cosmos DB to achieve these improvements.

According to OpenAI, these changes enabled a 12× improvement in read latency for ChatGPT, addressing performance demands at scale. The announcement highlights the backend systems required to maintain responsiveness as user bases grow.

The upgrades are detailed in a post titled 'Rapidly scaling online storage to serve over 1 billion ChatGPT users (Part II)' on OpenAI’s official news page.

Sources
  1. 01OpenAI — News — Rapidly scaling online storage to serve over 1 billion ChatGPT users (Part II)
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