{"event":{"id":"evt-palm2-20230510","dedupe_key":"frontier_model_release:2023-05-10:google-introduces-palm-2","event_type":"frontier_model_release","title":"Google introduces PaLM 2","summary":"Google introduced PaLM 2 and used it across Bard and other products.","occurred_at":"2023-05-10T00:00:00.000Z","published_at":"2023-05-10T00:00:00.000Z","observed_at":"2026-10-07T12:39:09.000Z","reconstructed_at":"2026-10-07T12:55:58.000Z","ingest_type":"live_world_scan","locations":null,"status":"verified","confidence":0.98,"metadata":{"actors":["Google"],"affected_layers":["layer-models","layer-ai","layer-software","layer-research"],"change_kind":"provider_model_maturation","what_happened_at_time":"Google introduced PaLM 2 and used it across Bard and other products.","evidence_at_time":"The contemporaneous primary source 'PaLM 2: our next generation large language model' documents this Q2 event.","q1_continuity":"Q1 is the canonical predecessor; this record stores only the supported Q2 delta.","retrospective_inference":"Interpretation is limited to evidence supportable by 2023-06-30.","uncertainty":"Vendor comparative claims are excluded."},"created_at":"2026-10-07T14:04:48.596Z","updated_at":"2026-10-07T14:04:48.596Z"},"artifacts":[{"id":"art-palm2-20230510","dedupe_key":"7316473a3b4da212028753a6bf7f8cae3805279662d67106249eaa20a064a413","canonical_url":"https://blog.google/technology/ai/google-palm-2-ai-large-language-model/","evidence_locator":"","artifact_type":"frontier_model_release","title":"PaLM 2","summary":"Google introduced PaLM 2 and used it across Bard and other products.","creator_entities":["Google"],"released_at":"2023-05-10T00:00:00.000Z","content_hash":null,"metadata":{"historical_scope":"2023-Q2"},"created_at":"2026-10-07T14:04:48.586Z","updated_at":"2026-10-07T16:27:14.256Z","relation":"evidenced_by"}],"signals":[{"id":"sig-q2-generative-surface-expansion","statement":"Generative AI interaction spread further across established software surfaces and geographies, including broader Bard access and increasingly integrated provider products.","signal_type":"public_surface_expansion","direction":"increasing","confidence":0.96,"epistemic_status":"supported_inference","mapping_mode":"retrospective","reconstructed_at":"2026-10-07T12:55:58.000Z","created_at":"2026-10-07T14:04:48.605Z","updated_at":"2026-10-07T14:04:48.605Z"}]}