{"schema_version":"onlylabs.public_signal.v1","title":"OpenAI Writing: GPT-4 API general availability and deprecation of older models in the Completions API","description":"OpenAI writing signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/d6929be6-6796-45ba-abd5-9678bc0b151f","json_url":"https://onlylabs.fyi/signals/d6929be6-6796-45ba-abd5-9678bc0b151f/signal.json","generated_at":"2026-06-08T15:46:06.888+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/d6929be6-6796-45ba-abd5-9678bc0b151f","signal_json":"https://onlylabs.fyi/signals/d6929be6-6796-45ba-abd5-9678bc0b151f/signal.json","source":"https://openai.com/index/gpt-4-api-general-availability","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-4 API general availability and deprecation of older models in the Completions API. 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High-signal details: GPT-4 API general availability and deprecation of older models in the Completions API | OpenAI Updated: April 24, 2024 GPT‑4 API general availability and deprecation of.... 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-4-api-general-availability","source_host":"openai.com","occurred_at":"2024-04-24T00:00:00+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":"Infrastructure","source":"evidence"},{"label":"Watch term","value":"Safety and 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openai.com."},{"subject":"GPT-4 API general availability and deprecation of older models in the Completions API","predicate":"has lab","object":"OpenAI","text":"GPT-4 API general availability and deprecation of older models in the Completions API has lab OpenAI."},{"subject":"GPT-4 API general availability and deprecation of older models in the Completions API","predicate":"has signal desk","object":"talking","text":"GPT-4 API general availability and deprecation of older models in the Completions API has signal desk talking."},{"subject":"GPT-4 API general availability and deprecation of older models in the Completions API","predicate":"has source host","object":"openai.com","text":"GPT-4 API general availability and deprecation of older models in the Completions API has source host openai.com."},{"subject":"GPT-4 API general availability and deprecation of older models in the Completions API","predicate":"has watch term","object":"Infrastructure","text":"GPT-4 API general 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Mentions of the ChatGPT API in this blog refer to the GPT‑3.5 Turbo API. Starting today, all paying API customers have access to GPT‑4. In March, we introduced the OpenAI API⁠, and earlier this month we released our first updates⁠ to the chat-based models. We envision a future where chat-based models can support any use case. Today we’re announcing a deprecation plan for older models of the Completions API, and recommend that users adopt the Chat Completions API. GPT-4 API general availability GPT‑4 is our most capable model. Millions of developers have requested access to the GPT‑4 API since March, and the range of innovative products⁠ leveraging GPT‑4 is growing every day. Today all existing API developers with a history of successful payments can access the GPT‑4 API with 8K context. 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In March, we introduced the OpenAI API⁠, and earlier this month we released our first updates⁠ to the chat-based models. We envision a future where chat-based models can support any use case. Today we’re announcing a deprecation plan for older models of the Completions API, and recommend that users adopt the Chat Completions API. GPT-4 API general availability GPT‑4 is our most capable model. Millions of developers have requested access to the GPT‑4 API since March, and the range of innovative products⁠ leveraging GPT‑4 is growing every day. Today all existing API developers with a history of successful payments can access the GPT‑4 API with 8K context. 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