{"event":{"id":"evt-stable-diffusion-public-20220822","dedupe_key":"open_weight_image_model_release:2022-08-22:stable-diffusion-receives-public-weight-release","event_type":"open_weight_image_model_release","title":"Stable Diffusion receives public weight release","summary":"Stability AI publicly released Stable Diffusion under CreativeML OpenRAIL-M for commercial and non-commercial use subject to responsible-use conditions.","occurred_at":"2022-08-22T00:00:00.000Z","published_at":"2022-08-22T00:00:00.000Z","observed_at":"2026-10-02T15:12:29.000Z","reconstructed_at":"2026-10-02T15:12:29.000Z","ingest_type":"live_world_scan","locations":null,"status":"verified","confidence":0.99,"metadata":{"actors":["Stability AI","CompVis","Runway"],"what_happened_at_time":"Text-to-image model weights became directly available for third-party local or hosted use under a permissive responsible-use license.","evidence_at_time":"The Stability AI historical release page records an Aug. 22 public release and its CreativeML OpenRAIL-M terms.","affected_layers":["layer-models","layer-open-source","layer-software","layer-human","layer-ai"],"change_kind":"open_model_distribution_and_generation_access","q2_continuity":"Q2 DALL·E expanded a hosted research preview; Stable Diffusion represented a different distribution mode through released weights.","retrospective_inference":"Generative image capability could increasingly be redistributed and embedded outside a single provider-hosted interface.","uncertainty":"The release remained subject to license conditions and local execution still required suitable hardware; archival page date precision is day-level."},"created_at":"2026-10-02T16:08:16.245Z","updated_at":"2026-10-02T16:08:16.245Z"},"artifacts":[{"id":"art-stable-diffusion-20220822","canonical_url":"https://stability.ai/news-updates/stable-diffusion-public-release","artifact_type":"open_weight_model_release","title":"Stable Diffusion public release","summary":"Stability AI publicly released Stable Diffusion under the CreativeML OpenRAIL-M license for commercial and non-commercial use subject to responsible-use conditions.","creator_entities":["Stability AI","CompVis","Runway","Hugging Face collaborators"],"released_at":"2022-08-22T00:00:00.000Z","content_hash":null,"metadata":{"historical_scope":"2022-Q3","date_note":"The historical Stability AI release page labels the post 'Aug 22'; this candidate treats the archival release as 2022-08-22, consistent with the Q3 release record, without inventing sub-day precision."},"created_at":"2026-10-02T16:08:16.236Z","updated_at":"2026-10-02T16:08:16.236Z","relation":"evidenced_by"}],"signals":[{"id":"sig-q3-generative-public-deployment","statement":"Generative-image capability moved from controlled previews toward materially broader public use through both hosted mass access and downloadable model weights.","signal_type":"deployment_and_access_maturation","direction":"increasing","confidence":0.96,"epistemic_status":"supported_inference","mapping_mode":"retrospective","reconstructed_at":"2026-10-02T15:12:29.000Z","created_at":"2026-10-02T16:08:16.250Z","updated_at":"2026-10-02T16:08:16.250Z"},{"id":"sig-q3-open-model-distribution","statement":"Model access broadened materially from controlled frontier research access toward downloadable or openly reusable model artifacts across language, translation, image generation and speech, while licenses and hardware requirements remained real constraints.","signal_type":"model_access_and_distribution_shift","direction":"increasing","confidence":0.97,"epistemic_status":"supported_inference","mapping_mode":"retrospective","reconstructed_at":"2026-10-02T15:12:29.000Z","created_at":"2026-10-02T16:08:16.249Z","updated_at":"2026-10-02T16:08:16.249Z"}]}