{"object_type":"df_transaction_reference","event_type":"AI_TRAINING_DATA_SETTLEMENT","buyer":"Anthropic","seller":"Various publishing and book rights holders","asset_description":"Licensed and settlement-related book corpora for foundation model training","reported_price":"~$1,500,000,000 (referenced)","confidence":"Medium","region":"Global","_attribution":{"source":"DatFlash","publisher":"DataUniversa","retrieved":"2025","note":"Observed transaction reference. No normalization or appraisal applied."}}