{"event":{"id":"evt-2024q2-llama3","dedupe_key":"historical_material_change:2024-04-18:llama-3-weights-release-and-meta-ai-expands","event_type":"historical_material_change","title":"Llama 3 weights release and Meta AI expands","summary":"Meta released Llama 3 8B/70B models and integrated Llama-based Meta AI into its apps in additional markets.","occurred_at":"2024-04-18T00:00:00.000Z","published_at":"2024-04-18T00:00:00.000Z","observed_at":"2026-10-09T19:12:47.000Z","reconstructed_at":"2026-10-09T19:12:47.000Z","ingest_type":"live_world_scan","locations":null,"status":"verified","confidence":0.97,"metadata":{"what_happened_at_time":"Meta released Llama 3 8B/70B models and integrated Llama-based Meta AI into its apps in additional markets.","what_must_not_be_inferred":"Custom-licensed open weights are not unrestricted open source; planned multimodality is not released capability.","availability_status":"released","affected_layers":["layer-models","layer-open-source","layer-software","layer-human"],"epistemic_status":"observed_fact"},"created_at":"2026-10-10T07:29:06.771Z","updated_at":"2026-10-10T07:29:06.771Z"},"artifacts":[{"id":"art-2024q2-llama3","dedupe_key":"ad4be8e4cf45c1cccf15d63d1aefa1e0978a7e24fbe0ad20ba0bc67e18316920","canonical_url":"https://ai.meta.com/blog/meta-llama-3/","evidence_locator":"","artifact_type":"official_announcement","title":"Llama 3 weights release and Meta AI expands","summary":"Meta released Llama 3 8B/70B models and integrated Llama-based Meta AI into its apps in additional markets.","creator_entities":["Meta"],"released_at":"2024-04-18T00:00:00.000Z","content_hash":null,"metadata":{"historical_scope":"2024-Q2"},"created_at":"2026-10-10T07:29:06.762Z","updated_at":"2026-10-10T07:29:06.762Z","relation":"documented_by"}],"signals":[{"id":"sig-2024q2-models","statement":"Multimodal text/vision and long-context interfaces gained broader product and GA API access, with live audio/video rollout still separate.","signal_type":"historical_layer_delta","direction":"increasing","confidence":0.93,"epistemic_status":"supported_inference","mapping_mode":"retrospective","reconstructed_at":"2026-10-09T19:12:47.000Z","created_at":"2026-10-10T07:29:06.779Z","updated_at":"2026-10-10T07:29:06.779Z"},{"id":"sig-2024q2-open-source","statement":"Licensed language-model weights and open robot-policy tooling broadened developer adaptation; openness and deployment guarantees remained distinct.","signal_type":"historical_layer_delta","direction":"increasing","confidence":0.93,"epistemic_status":"supported_inference","mapping_mode":"retrospective","reconstructed_at":"2026-10-09T19:12:47.000Z","created_at":"2026-10-10T07:29:06.782Z","updated_at":"2026-10-10T07:29:06.782Z"}]}