{"event":{"id":"evt-mixtral-20231211","dedupe_key":"open_moe_model_release:2023-12-11:mistral-releases-mixtral-8x7b","event_type":"open_moe_model_release","title":"Mistral releases Mixtral 8x7B","summary":"Mistral released a sparse mixture-of-experts model with open weights under Apache 2.0.","occurred_at":"2023-12-11T00:00:00.000Z","published_at":"2023-12-11T00:00:00.000Z","observed_at":"2026-10-08T15:42:00.000Z","reconstructed_at":"2026-10-08T15:50:00.000Z","ingest_type":"live_world_scan","locations":null,"status":"verified","confidence":0.99,"metadata":{"actors":["Mistral AI"],"what_happened_at_time":"Mistral released a sparse mixture-of-experts model with open weights under Apache 2.0.","evidence_at_time":"Mistral describes Mixtral as a sparse MoE with open weights under Apache 2.0.","affected_layers":["layer-open-source","layer-models","layer-research","layer-software"],"change_kind":"open_model_architecture_expansion","q3_continuity":"Q3 open-weight commercialization centered on dense models.","retrospective_inference":"Q4 adds openly distributed MoE architecture under a permissive license.","uncertainty":"Vendor benchmark claims are excluded."},"created_at":"2026-10-08T17:00:00.120Z","updated_at":"2026-10-08T17:00:00.120Z"},"artifacts":[{"id":"art-mixtral-20231211","dedupe_key":"c01ba49e5a0657f5c3f9a41a468f2d05d6dabe5c134a9f84936459aad05b0f90","canonical_url":"https://mistral.ai/news/mixtral-of-experts/","evidence_locator":"","artifact_type":"open_moe_model_release","title":"Mixtral 8x7B","summary":"Mistral released a sparse mixture-of-experts model with open weights under Apache 2.0.","creator_entities":["Mistral AI"],"released_at":"2023-12-11T00:00:00.000Z","content_hash":null,"metadata":{"historical_scope":"2023-Q4"},"created_at":"2026-10-08T17:00:00.109Z","updated_at":"2026-10-08T17:00:00.109Z","relation":"evidenced_by"}],"signals":[{"id":"sig-q4-open-model-safety-stack","statement":"Open model infrastructure expanded from permissive/open-weight models into open safety and evaluation tooling, including an Apache-2.0 MoE model and reusable guard/evaluation tools.","signal_type":"open_model_safety_stack","direction":"increasing","confidence":0.96,"epistemic_status":"supported_inference","mapping_mode":"retrospective","reconstructed_at":"2026-10-08T15:50:00.000Z","created_at":"2026-10-08T17:00:00.124Z","updated_at":"2026-10-08T17:00:00.124Z"}]}