Mistral AI Bruyères-le-Châtel cluster

Mistral financed this French GPU cluster for its own models and customer training and inference.

Mistral AI Bruyères-le-Châtel cluster is an announced GPU cluster run by Mistral AI in Bruyères-le-Châtel (Eclairion campus), Île-de-France, France. 13,800 NVIDIA GB300 GPUs are planned; no installed count is published. Planned power: 44 MW.

AI lab

Verified 11 Nov 2026

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Facts

Source per value

Owner / operator Organization that owns or operates the GPUs. Hosting and facility roles are listed under Partners.: Mistral AI 1
GPU maker NVIDIA, AMD or Intel, taken from the GPU model.: NVIDIA 1
GPU model Accelerator model or family as disclosed. A GH200 is one GPU on a superchip; an MI300A is an APU that contains a GPU.: NVIDIA GB300 1
GPUs installed Physical GPUs in the cluster, from the operator or a deterministic sum of disclosed quantities (nodes × GPUs per node). Planned counts, H100-equivalents and unaudited press totals are never counted here.: Not published
GPUs planned Announced, contracted or target GPU count. Not evidence that the GPUs are installed.: 13,800 1
Location City, region and country where the cluster sits. Empty when the operator does not name the site.: Bruyères-le-Châtel (Eclairion campus), Île-de-France, France 1
Country Country of the cluster, taken from the location.: France 1
Live power MW Power in service, in megawatts of IT load where the source says so. Company figures are marked in the notes; Epoch AI satellite estimates are labelled as estimates.: Not published
Planned power MW Planned or contracted power at full build, in megawatts.: 44 2
Power notes Basis and date of the power figures, and who published them.: 44 MW per press reports of the March 2026 financing. 1
Status operational = running and named as such by the operator or a primary source; partly operational = a phase is live and more is coming; under construction = building underway; announced = disclosed or contracted with no confirmed go-live.: announced 1
Status notes The source’s wording on status, with the date.: Financed March 2026 with a Q2 2026 go-live target; no go-live confirmed as of 11 Nov 2026. AI Data Center List marks the Eclairion campus operational because an earlier Fluidstack-built Mistral cluster runs there; this row tracks the new 13,800-GPU GB300 cluster. 1
Figures as of Date of the source disclosure behind the figures, where the source dates it.: 2026-03-30 1

Sources

linklaters.com accessed 2026-11-11
The Next Web: Mistral AI $830M debt for a Paris data centre accessed 2026-11-11

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