{"artifact":{"id":"art-chatgpt-20221130","canonical_url":"https://openai.com/index/chatgpt/","artifact_type":"public_research_preview","title":"ChatGPT research preview","summary":"OpenAI released ChatGPT as a free research preview with a conversational interface, multi-turn dialogue behavior, RLHF-based fine-tuning and explicit limitations.","creator_entities":["OpenAI"],"released_at":"2022-11-30T00:00:00.000Z","content_hash":null,"metadata":{"historical_scope":"2022-Q4","temporal_note":"OpenAI states the GPT-3.5-series precursor finished training in early 2022; Q4 records the ChatGPT dialogue fine-tuning/deployment and accessible interface, not birth of GPT-3.5."},"created_at":"2026-10-03T14:45:10.908Z","updated_at":"2026-10-03T14:45:10.908Z"},"sources":[{"id":"src-openai-chatgpt-20221130","name":"Introducing ChatGPT","publisher":"OpenAI","url":"https://openai.com/index/chatgpt/","source_type":"public_research_preview","primary_or_secondary":"primary","retrieved_at":"2026-10-03T14:26:11.000Z","published_at":"2022-11-30T00:00:00.000Z","author":"OpenAI","metadata":{"language":"en","jurisdiction":"global","time_precision":"day"},"created_at":"2026-10-03T14:45:10.903Z","updated_at":"2026-10-03T14:45:10.903Z"}]}