OpenAI details Habitat storage upgrades for ChatGPT scaling

OpenAI said it has further scaled Habitat, its internal storage platform for ChatGPT and other services, by adding reliable multi-tenancy, global caching and Azure Cosmos DB support to improve read performance as usage grows. In a post published on Oct. 23, 2026, the company said the changes delivered 12x faster reads for ChatGPT. The post is the second part of OpenAI's account of how it is scaling online storage for what it describes as more than 1 billion ChatGPT users. Habitat supports ChatGPT, the API, Codex and internal services, and OpenAI has described it as a central platform for routing, schema lookup, authorization, encryption, caching, request shaping, connection pooling and data-residency placement.

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