{"schema_version":"onlylabs.public_signal.v1","title":"OpenAI Writing: GPT-5 System Card","description":"OpenAI writing signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/bb443f6d-5af2-4bda-b7ab-c068cf66bb28","json_url":"https://onlylabs.fyi/signals/bb443f6d-5af2-4bda-b7ab-c068cf66bb28/signal.json","generated_at":"2026-06-08T15:45:38.951+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/bb443f6d-5af2-4bda-b7ab-c068cf66bb28","signal_json":"https://onlylabs.fyi/signals/bb443f6d-5af2-4bda-b7ab-c068cf66bb28/signal.json","source":"https://openai.com/index/gpt-5-system-card","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 GPT-5 System Card. This talking signal gives public context for research themes, product direction, policy, or launch framing. High-signal details: Flagship frontier model release · GPT-5 System Card | OpenAI August 7, 2025 GPT‑5 System Card Read the System Card Dive into the data Share GPT‑5 is a unified system with a smart and fast model that.... 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/gpt-5-system-card","source_host":"openai.com","occurred_at":"2025-08-07T00:00:00+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":"Notability","value":"Flagship frontier model release","source":"signal"},{"label":"Watch term","value":"Eval methodology","source":"evidence"},{"label":"Watch 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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/bb443f6d-5af2-4bda-b7ab-c068cf66bb28/signal.json","required":true},{"label":"source","url":"https://openai.com/index/gpt-5-system-card","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 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This talking signal gives public context for research themes, product direction, policy, or launch framing. High-signal details: Flagship frontier model release · GPT-5 System Card | OpenAI August 7, 2025 GPT‑5 System Card Read the System Card Dive into the data Share GPT‑5 is a unified system with a smart and fast model that.... onlylabs links this event to 1 captured evidence page and 6 related writing signals.","semantic_triples":[{"subject":"OpenAI","predicate":"published","object":"GPT-5 System Card","text":"OpenAI published GPT-5 System Card."},{"subject":"GPT-5 System Card","predicate":"is classified as","object":"writing signal","text":"GPT-5 System Card is classified as writing signal."},{"subject":"GPT-5 System Card","predicate":"belongs to","object":"talking desk","text":"GPT-5 System Card belongs to talking desk."},{"subject":"GPT-5 System Card","predicate":"has evidence coverage","object":"1 captured evidence page","text":"GPT-5 System Card has evidence coverage 1 captured evidence page."}]},"signal":{"id":"bb443f6d-5af2-4bda-b7ab-c068cf66bb28","url":"https://onlylabs.fyi/signals/bb443f6d-5af2-4bda-b7ab-c068cf66bb28","json_url":"https://onlylabs.fyi/signals/bb443f6d-5af2-4bda-b7ab-c068cf66bb28/signal.json","source_url":"https://openai.com/index/gpt-5-system-card","title":"GPT-5 System Card","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":"2025-08-07T00:00:00+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/gpt-5-system-card"]},"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/gpt-5-system-card","final_url":"https://openai.com/index/gpt-5-system-card","title":"GPT-5 System Card","http_status":200,"content_type":null,"capture_method":"exa","fetched_at":"2026-06-08T15:45:38.951+00:00","bytes":null,"raw_path":null,"content_hash":null,"excerpt_chars":1200,"truncated":true,"excerpt":"GPT-5 System Card | OpenAI August 7, 2025 GPT‑5 System Card Read the System Card Dive into the data Share GPT‑5 is a unified system with a smart and fast model that answers most questions, a deeper reasoning model for harder problems, and a real-time router that quickly decides which model to use based on conversation type, complexity, tool needs, and explicit intent (for example, if you say “think hard about this” in the prompt). The router is continuously trained on real signals, including when users switch models, preference rates for responses, and measured correctness, improving over time. Once usage limits are reached, a mini version of each model handles remaining queries. In the near future, we plan to integrate these capabilities into a single model. In this system card, we label the fast, high-throughput models as gpt-5-main and gpt-5-main-mini, and the thinking models as gpt-5-thinking and gpt-5-thinking-mini. In the API, we provide direct access to the thinking model, its mini version, and an even smaller and faster nano version of the thinking model, made for developers (gpt-5-thinking-nano). In ChatGPT, we also provide access to gpt-5-thinking using a setting that..."},"evidence_pages":[{"url":"https://openai.com/index/gpt-5-system-card","final_url":"https://openai.com/index/gpt-5-system-card","title":"GPT-5 System Card","http_status":200,"content_type":null,"capture_method":"exa","fetched_at":"2026-06-08T15:45:38.951+00:00","bytes":null,"raw_path":null,"content_hash":null,"excerpt_chars":1200,"truncated":true,"excerpt":"GPT-5 System Card | OpenAI August 7, 2025 GPT‑5 System Card Read the System Card Dive into the data Share GPT‑5 is a unified system with a smart and fast model that answers most questions, a deeper reasoning model for harder problems, and a real-time router that quickly decides which model to use based on conversation type, complexity, tool needs, and explicit intent (for example, if you say “think hard about this” in the prompt). 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