{"passport":{"slug":"decision-transformer","display_name":"Decision Transformer","model_type":"game","parameter_count":null,"context_window":"1024 (default n_positions)","claimed_developer":"UC Berkeley / Facebook AI Research / Google Brain (Lili Chen et al.) — integrated by Hugging Face","confirmed_developer":"UC Berkeley / Facebook AI Research / Google Brain (Lili Chen et al.) — integrated by Hugging Face","developer_confirmed_at":"2021-06-02T00:00:00+00:00","developer_source":"Confirmed via https://sites.google.com/berkeley.edu/decision-transformer","first_appeared_at":"2026-03-08T18:32:41.36444+00:00","first_appeared_on":"rss_pipeline","status":"confirmed","availability":null,"deployment_status":"not_deployed","availability_scope":null,"gate":3,"eu_ai_act":"GPAI","regulatory_status":{"eu_ai_act":"GPAI"},"open_source":true,"weights_available":true,"license":"Apache 2.0","provenance_chain":[],"parent_model":null,"model_family":null,"superseded_by":null,"supersedes":[],"recommended_replacement":null,"product_links":null},"events":[{"event_type":"first_appearance","event_date":"2026-03-08T18:32:41.36444+00:00","title":"First recorded in AI news","detail":"Hugging Face released a blog post on training Decision Transformer models, a type of language model that can generate sequences of actions based on a given state and target.","source_url":"https://huggingface.co/blog/train-decision-transformers","source_name":"Hugging Face Blog"}],"delta":{"days_unattributed":null,"claimed_developer":"UC Berkeley / Facebook AI Research / Google Brain (Lili Chen et al.) — integrated by Hugging Face","confirmed_developer":"UC Berkeley / Facebook AI Research / Google Brain (Lili Chen et al.) — integrated by Hugging Face","match":true}}