Pixtral

Mistral released Shieldstral, a 3B-parameter multimodal safety classifier under Apache 2.0, that accepts plain-language moderation policies at inference time and returns a calibrated score from a sing…

Mistral AI released Shieldstral on August 4, 2026, a 3B-parameter open-weights safety classifier that judges text and images against moderation policies written in plain language at inference time, ra…