{"artifact":{"id":"art-20261109-anthropic-study","dedupe_key":"502735123442e698f87900d5571d6238f5a23dc876d5cbdb6bbf72b9883d13c8","canonical_url":null,"evidence_locator":"","artifact_type":"publication","title":"Anthropic publishes study of 207,049 science-related Claude sessions","summary":"Anthropic's November 5 research analysed 207,049 science-related Claude and Claude Code sessions from August 2 through September 30, reporting task-use patterns and conditional modelled acceleration scenarios. These scenarios do not establish measured causal productivity gains.","creator_entities":[],"released_at":"2026-11-05T00:00:00.000Z","content_hash":null,"metadata":{"rts_finding_id":"rts_finding_b6698664e05140158f09cec18fc8c428","rts_handoff_id":"rts_handoff_9f1c78e529704e3a85a4e5187c559052","epistemic_scope":"verified_dated_publication_or_official_action_only","source_bound":1,"evidence_only":1,"no_relation_onset":1,"no_layer_state":1,"no_civilization_snapshot":1,"global_novelty_not_exhaustively_established":1,"original_occurrence_date_preserved":1},"created_at":"2026-11-09T06:37:23.646Z","updated_at":"2026-11-09T06:37:23.646Z"},"sources":[{"id":"src-20261109-anthropic-study-1","dedupe_key":"886b4c15d0e97019409b61bb5404baecb2912fde32d6e7d96a67c3326518127c","name":"","publisher":"Anthropic","url":"https://www.anthropic.com/research/how-researchers-use-claude","evidence_locator":"","source_type":"primary","primary_or_secondary":"","retrieved_at":"2026-11-09T06:27:25.029Z","published_at":"2026-11-05T00:00:00.000Z","author":null,"metadata":{"rts_finding_id":"rts_finding_b6698664e05140158f09cec18fc8c428","rts_handoff_id":"rts_handoff_9f1c78e529704e3a85a4e5187c559052","epistemic_scope":"verified_dated_publication_or_official_action_only","source_bound":1,"evidence_only":1,"no_relation_onset":1,"no_layer_state":1,"no_civilization_snapshot":1,"global_novelty_not_exhaustively_established":1,"original_occurrence_date_preserved":1},"created_at":"2026-11-09T06:37:23.643Z","updated_at":"2026-11-09T06:37:23.643Z"}]}