https://mistral.ai/news/la-plateforme/

Add options in the format "Month Year". Resolves to the month a variant of the Mistral-medium prototype model has weights available for download.

Variant means that Mistral claims it to be derived from Mistral-medium.

If not released by December 2025 or if no downloadable models can clearly have their training ancestry traced to Mistral-medium, resolves to "[Later than December 2025]".