{"event":{"id":"evt-llama-20230224","dedupe_key":"research_model_access_release:2023-02-24:meta-introduces-llama-research-model-family","event_type":"research_model_access_release","title":"Meta introduces LLaMA research model family","summary":"Meta introduced LLaMA 7B-65B for case-by-case noncommercial research access.","occurred_at":"2023-02-24T00:00:00.000Z","published_at":"2023-02-24T00:00:00.000Z","observed_at":"2026-10-05T14:55:19.000Z","reconstructed_at":"2026-10-05T15:23:51.000Z","ingest_type":"live_world_scan","locations":null,"status":"verified","confidence":0.98,"metadata":{"actors":["Meta AI"],"what_happened_at_time":"Meta introduced LLaMA 7B-65B for case-by-case noncommercial research access.","evidence_at_time":"Meta's February 24 LLaMA announcement describes 7B–65B models and states that access would be granted case-by-case to researchers under a noncommercial research license.","affected_layers":["layer-models","layer-research","layer-compute"],"change_kind":"research_access_diversification","q4_continuity":"Q4 is the canonical predecessor; this record stores only the supported Q1 delta.","retrospective_inference":"Interpretation is limited to Q1 evidence and does not import later 2023-2026 consequences.","uncertainty":"Access, deployment, adoption and downstream effects are kept distinct from the announcement or observed capability.","open_source_context":"LLaMA is retained as restricted research/model-access evidence, not as a direct layer-open-source mapping: Meta described case-by-case access under noncommercial research terms."},"created_at":"2026-10-05T18:17:53.787Z","updated_at":"2026-10-05T18:17:53.787Z"},"artifacts":[{"id":"art-llama-20230224","canonical_url":"https://ai.meta.com/blog/large-language-model-llama-meta-ai/","artifact_type":"research_model_access_release","title":"Meta introduces LLaMA research model family","summary":"Meta introduced LLaMA 7B-65B for case-by-case noncommercial research access.","creator_entities":["Meta AI"],"released_at":"2023-02-24T00:00:00.000Z","content_hash":null,"metadata":{"historical_scope":"2023-Q1","access_note":"Case-by-case noncommercial research access; not unrestricted open source."},"created_at":"2026-10-05T18:17:53.781Z","updated_at":"2026-10-05T18:17:53.781Z","relation":"evidenced_by"}],"signals":[]}