{"event":{"id":"evt-2024q4-mcp","dedupe_key":"historical_material_change:2024-11-25:model-context-protocol-is-open-sourced","event_type":"historical_material_change","title":"Model Context Protocol is open-sourced","summary":"Anthropic released MCP specifications and implementations for standardized assistant connections to tools and data.","occurred_at":"2024-11-25T00:00:00.000Z","published_at":"2024-11-25T00:00:00.000Z","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":"Anthropic released MCP specifications and implementations for standardized assistant connections to tools and data.","what_must_not_be_inferred":"Initial protocol release is not universal interoperability, portable authorization or autonomous persistence.","availability_status":"protocol_release","affected_layers":["layer-software","layer-agents","layer-open-source"],"epistemic_status":"observed_fact"},"created_at":"2026-10-10T08:02:14.490Z","updated_at":"2026-10-10T08:02:14.490Z"},"artifacts":[{"id":"art-2024q4-mcp","dedupe_key":"4a264249739e9a1259b4c6d7495648d2407d211e0b8ddd48f0d10e59a9c2464f","canonical_url":"https://www.anthropic.com/news/model-context-protocol","evidence_locator":"","artifact_type":"official_announcement","title":"Model Context Protocol is open-sourced","summary":"Anthropic released MCP specifications and implementations for standardized assistant connections to tools and data.","creator_entities":["Anthropic"],"released_at":"2024-11-25T00:00:00.000Z","content_hash":null,"metadata":{"historical_scope":"2024-Q4"},"created_at":"2026-10-10T08:02:14.482Z","updated_at":"2026-10-10T08:02:14.482Z","relation":"documented_by"}],"signals":[{"id":"sig-2024q4-agents","statement":"Developer computer control, shared tool/data connections and bounded research workflows enlarged action surfaces without proving persistent general autonomy.","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":"2026-10-10T08:02:14.497Z","updated_at":"2026-10-10T08:02:14.497Z"},{"id":"sig-2024q4-open-source","statement":"Open protocol implementations and downloadable model releases broadened building blocks while model and code licenses 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":"2026-10-10T08:02:14.497Z","updated_at":"2026-10-10T08:02:14.497Z"},{"id":"sig-2024q4-software","statement":"Editable workspaces, standardized context connections, OS beta features and integrated search strengthened AI-native software interfaces.","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":"2026-10-10T08:02:14.497Z","updated_at":"2026-10-10T08:02:14.497Z"}]}