Mistral Ships Leanstral 1.5, an Apache-2.0 Code Agent Model

Mistral released Leanstral 1.5 under the permissive Apache-2.0 license, keeping European open-source agentic coding in the race.

Mistral released Leanstral 1.5, an Apache-2.0-licensed code agent model, according to @yo123dawg. The license choice is the headline: Apache-2.0 is genuinely permissive, allowing commercial use and modification without the copyleft strings that complicate other open releases.

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