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Leanstral

Includes Leanstral, Leanstral 1.5 and subsequent versions.

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Model Lifecycle

Release dates, types and retirement status for all models in this family.

ModelTypeClassificationRelease DateRetirement DateStatus
Mistral Small 4Base ModelGeneral Purpose AI ModelMarch 16, 2026N/A
Active
LeanstralModel VersionSpecialized ModelMarch 16, 2026N/A
Active
Leanstral 1.5Model VersionSpecialized ModelJuly 2, 2026N/A
Active

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