{"id":"83d09a11-d7f1-4ca9-8ca2-19e9b7e4d17d","slug":"mistral-mgx-bruyeres-le-chatel","name":"MGX/Bpifrance/Nvidia/Mistral AI Campus (Bruyeres-le-Chatel)","aliases":["Europe's largest AI campus","Mistral Eclairion Bruyeres-le-Chatel","France AI gigafactory"],"locationId":"4aee0440-710e-4ceb-86aa-b7a60ea2f255","lat":48.5667,"lng":2.1667,"locationPrecision":"city","landStatus":"private","lifecycleState":"announced","powerSourceMix":"grid","interconnectionQueueStatus":"On the French nuclear grid, but the connection is not yet settled: reporting on the campus states that deployment still depends on power agreements with EDF and RTE alongside land and local authorisations. A first 44 MW phase is tied to the 13,800 GPU build; full capacity is targeted for 2030.","interconnectionQueueId":null,"expectedEnergizationDate":null,"dedicatedSubstation":null,"gridOperator":"other","waterSourceNotes":"Not published for this site. The operator, Eclairion, commits across its estate to high energy and water efficiency and carbon-free energy, but publishes no cooling method, water source or volume for Bruyeres-le-Chatel specifically, which it lists at 120 MW.","servingUtility":null,"acreage":null,"totalBuildingSqft":null,"streetAddress":null,"notes":"Joint venture (MGX, Bpifrance, NVIDIA, Mistral AI) announced 19 May 2025 at the Choose France Summit to build what partners call Europe's largest AI campus, ultimately 1.4GW, in the Paris region near Bruyeres-le-Chatel, Essonne. A smaller ~44MW first data center hosted by Eclairion at the same site is the near-term phase (in service targeted Q2 2026); full-campus construction is slated to begin H2 2026 with operations by 2028. 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