{"event":{"id":"evt-hist-20260924-project-swap","dedupe_key":"research_experiment_publication:2026-09-24:anthropic-publishes-project-swap-controlled-agent-book-trading-experiment","event_type":"research_experiment_publication","title":"Anthropic publishes Project Swap controlled agent book-trading experiment","summary":"Anthropic published Project Swap on September 24, 2026: a small controlled agent-to-agent book barter study with employees across six offices. In disclosed trial participants’ agent-produced rankings matched individual rankings for 61% of compared book pairs. This is not field-scale deployment of autonomous general economic negotiation.","occurred_at":"2026-09-24T00:00:00.000Z","published_at":"2026-09-24T00:00:00.000Z","observed_at":"2026-10-17T20:20:00.000Z","reconstructed_at":"2026-10-17T20:20:00.000Z","ingest_type":"historical_backfill","locations":null,"status":"verified","confidence":0.92,"metadata":{"date_precision":"day","external_postcutoff_id":"2026-09-24-anthropic-project-swap","evidence_only":1,"global_novelty_unproven":1,"new_relation_onset":0,"reported_claims_not_independently_audited":1},"created_at":"2026-10-18T05:48:54.500Z","updated_at":"2026-10-18T05:48:54.500Z"},"artifacts":[{"id":"art-hist-20260924-project-swap","dedupe_key":"f197398aa5889772a0f0b5261b7ae7f9176668192e684eeb5a95b3de4154acc2","canonical_url":"https://www.anthropic.com/research/project-swap","evidence_locator":"","artifact_type":"original_publisher_publication","title":"Anthropic publishes Project Swap controlled agent book-trading experiment","summary":"","creator_entities":[],"released_at":"2026-09-24T00:00:00.000Z","content_hash":null,"metadata":[],"created_at":"2026-10-18T05:48:54.500Z","updated_at":"2026-10-18T05:48:54.500Z","relation":"documented_by"}],"signals":[]}