{"schema_version":"onlylabs.public_signal.v1","title":"OpenAI Writing: OpenAI Five","description":"OpenAI writing signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/59e7b3ae-f98b-47c7-8c31-4e3e7ae3059c","json_url":"https://onlylabs.fyi/signals/59e7b3ae-f98b-47c7-8c31-4e3e7ae3059c/signal.json","generated_at":"2026-06-08T15:47:04.636+00:00","org":{"slug":"openai","name":"OpenAI","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/openai","dossier_json_url":"https://onlylabs.fyi/labs/openai/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/59e7b3ae-f98b-47c7-8c31-4e3e7ae3059c","signal_json":"https://onlylabs.fyi/signals/59e7b3ae-f98b-47c7-8c31-4e3e7ae3059c/signal.json","source":"https://openai.com/index/openai-five","lab_dossier":"https://onlylabs.fyi/labs/openai","lab_dossier_json":"https://onlylabs.fyi/labs/openai/dossier.json","analysis":"https://onlylabs.fyi/analysis/openai","analysis_json":"https://onlylabs.fyi/analysis/openai/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/openai/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":"https://onlylabs.fyi/topics/talking","topic_signals_json":"https://onlylabs.fyi/topics/talking/signals.json","topic_feed":"https://onlylabs.fyi/topics/talking/feed.xml","data_business":null},"answer_pack":{"answer":"OpenAI published OpenAI Five. This talking signal gives public context for research themes, product direction, policy, or launch framing. High-signal details: OpenAI Five | OpenAI June 25, 2018 Milestone OpenAI Five Our team of five neural networks, OpenAI Five, has started to defeat amateur human teams at Dota 2. Loading….... onlylabs links this event to 1 captured evidence page and 6 related writing signals.","signal_desk":"talking","source_context":{"source_url":"https://openai.com/index/openai-five","source_host":"openai.com","occurred_at":"2018-06-25T07:00:00+00:00","first_seen_at":"2026-06-05T05:42:57.832854+00:00","date_source":"rss.item_date","context":null},"context_markers":[{"label":"Lab","value":"OpenAI","source":"signal"},{"label":"Signal desk","value":"talking","source":"signal"},{"label":"Source host","value":"openai.com","source":"source"},{"label":"Watch term","value":"RL environments","source":"evidence"},{"label":"Watch term","value":"Eval methodology","source":"evidence"},{"label":"Watch term","value":"Infrastructure","source":"evidence"},{"label":"Watch term","value":"Safety and alignment","source":"evidence"},{"label":"Watch term","value":"Agents and tool 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public writing and discussion into a readable map of research themes, product framing, policy posture, launch narratives, and market attention.","evidence_focus":["post title","source URL","captured page text","HN traction","linked model or paper references","publication date"],"extraction_questions":["Which themes are labs choosing to explain publicly?","Which posts are attracting outside discussion?","Which writing reframes a recent release, model, hiring wave, or policy stance?","Which posts mention data, evals, infrastructure, safety, or deployment workflows?"],"signal_questions":["What public theme, launch framing, or research direction does this writing signal expose?","Which themes are labs choosing to explain publicly?","Which posts are attracting outside discussion?","Do the 6 related writing signals show a repeated pattern?"],"output_fields":["org","theme","public_framing","traction","data_business_lane","evidence_url"],"data_business_relevance":"Public writing supplies the narrative layer over raw signals and helps identify which frontier-lab priorities are becoming externally legible.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/59e7b3ae-f98b-47c7-8c31-4e3e7ae3059c/signal.json","required":true},{"label":"source","url":"https://openai.com/index/openai-five","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/openai/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/openai/evidence.json","required":true},{"label":"topic_signals_json","url":"https://onlylabs.fyi/topics/talking/signals.json","required":false},{"label":"data_radar_json","url":null,"required":false}],"expected_output":["one-paragraph source-grounded interpretation","category-specific implication","confidence and missing evidence","recommended next source to inspect"],"prompt_seed":"Using only the linked onlylabs JSON, captured source context, and cited evidence, analyze OpenAI's writing 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This talking signal gives public context for research themes, product direction, policy, or launch framing. High-signal details: OpenAI Five | OpenAI June 25, 2018 Milestone OpenAI Five Our team of five neural networks, OpenAI Five, has started to defeat amateur human teams at Dota 2. Loading….... onlylabs links this event to 1 captured evidence page and 6 related writing signals.","semantic_triples":[{"subject":"OpenAI","predicate":"published","object":"OpenAI Five","text":"OpenAI published OpenAI Five."},{"subject":"OpenAI Five","predicate":"is classified as","object":"writing signal","text":"OpenAI Five is classified as writing signal."},{"subject":"OpenAI Five","predicate":"belongs to","object":"talking desk","text":"OpenAI Five belongs to talking desk."},{"subject":"OpenAI Five","predicate":"has evidence coverage","object":"1 captured evidence page","text":"OpenAI Five has evidence coverage 1 captured evidence page."}]},"signal":{"id":"59e7b3ae-f98b-47c7-8c31-4e3e7ae3059c","url":"https://onlylabs.fyi/signals/59e7b3ae-f98b-47c7-8c31-4e3e7ae3059c","json_url":"https://onlylabs.fyi/signals/59e7b3ae-f98b-47c7-8c31-4e3e7ae3059c/signal.json","source_url":"https://openai.com/index/openai-five","title":"OpenAI Five","summary":"OpenAI published a writing signal. onlylabs watches public writing for research themes, product direction, and model-launch context.","context":null,"kind":{"key":"post_published","label":"Writing"},"org":{"slug":"openai","name":"OpenAI","category":"frontier-lab"},"occurred_at":"2018-06-25T07:00:00+00:00","first_seen_at":"2026-06-05T05:42:57.832854+00:00","date_source":"rss.item_date","evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["exa"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://openai.com/index/openai-five"]},"facets":{},"traction":{"github_stars":null,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":null},"primary_evidence_page":{"url":"https://openai.com/index/openai-five","final_url":"https://openai.com/index/openai-five","title":"OpenAI Five","http_status":200,"content_type":null,"capture_method":"exa","fetched_at":"2026-06-08T15:47:04.636+00:00","bytes":null,"raw_path":null,"content_hash":null,"excerpt_chars":1200,"truncated":true,"excerpt":"OpenAI Five | OpenAI June 25, 2018 Milestone OpenAI Five Our team of five neural networks, OpenAI Five, has started to defeat amateur human teams at Dota 2. Loading… Share Our team of five neural networks, OpenAI Five, has started to defeat⁠ amateur human teams at Dota 2⁠. While today we play with restrictions⁠, we aim to beat a team of top professionals at The International⁠ in August subject only to a limited set of heroes. We may not succeed: Dota 2 is one of the most popular and complex⁠ esports games in the world, with creative and motivated professionals who train⁠ year-round to earn part of Dota’s annual $40M prize pool⁠(the largest of any esports game). OpenAI Five plays 180 years worth of games against itself every day, learning via self-play. It trains using a scaled-up version of Proximal Policy Optimization⁠ running on 256 GPUs and 128,000 CPU cores—a larger-scale version of the system we built to play the much-simpler solo variant⁠ of the game last year. Using a separate LSTM⁠ for each hero and no human data, it learns recognizable strategies. 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We may not succeed: Dota 2 is one of the most popular and complex⁠ esports games in the world, with creative and motivated professionals who train⁠ year-round to earn part of Dota’s annual $40M prize pool⁠(the largest of any esports game). OpenAI Five plays 180 years worth of games against itself every day, learning via self-play. It trains using a scaled-up version of Proximal Policy Optimization⁠ running on 256 GPUs and 128,000 CPU cores—a larger-scale version of the system we built to play the much-simpler solo variant⁠ of the game last year. Using a separate LSTM⁠ for each hero and no human data, it learns recognizable strategies. 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