# How OpenAI uses CoreWeave

**90%**: “90% cost reduction”

As published on [coreweave.com](https://www.coreweave.com/resources/case-studies/openai), October 2026. Captured by usedby on 2026-10-07.

- Company: [OpenAI](https://www.usedby.ai/companies/openai.md)
- Tool: [CoreWeave](https://www.usedby.ai/tools/coreweave.md)
- Industry: [Artificial Intelligence](https://www.usedby.ai/companies/industry/artificial-intelligence.md)

## What the story says

OpenAI, an AI lab, uses CoreWeave for AI model training and AI inference.

Summary written by usedby from the source page, in English. The figures are those of CoreWeave and OpenAI, not ours.

> OpenAI delivers AI Innovation at scale

## What usedby checked

We compared the story with its live page on 2026-10-07.

- Checked: the figure 90% is printed word for word on the page, near the name of OpenAI.
- Checked: the passage quoted above is copied word for word from the page, near the name of OpenAI.
- Checked: the publication date is read from the page’s own metadata, never guessed.
- Checked: OpenAI uses CoreWeave. Confirmed line. Latest check across sources: 2026-10-07.
- Not checked: the result itself. We quote it; we did not measure it.

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Source: https://www.usedby.ai/case-studies/openai-coreweave · How we check: https://www.usedby.ai/methodology