{
    "format": "anawords-story/1",
    "docs": "https://anawords.com/data",
    "url": "https://anawords.com/story/openai-gpt-4o-gpt-4-1-api-shutdown-january-2027",
    "title": "OpenAI will remove GPT-4o and GPT-4.1 from its API on 14 January 2027 and points developers to GPT-6 Luna",
    "summary": "Four GPT-4-series model versions, including their mini variants and fine-tuned copies, are affected. OpenAI had already retired GPT-4o from ChatGPT in February.",
    "section": "Models & Launches",
    "type": "deprecation",
    "published": "2026-10-15T11:55:49+05:30",
    "updated": "2026-10-15T11:55:49+05:30",
    "version": 1,
    "author": {
        "name": "Mayank Sahu",
        "url": "https://anawords.com/author/mayank-sahu"
    },
    "how_checked": "Sources checked by AI; published under the editor’s standing approval. Not read line by line by a person before publication.",
    "ai_assisted": true,
    "research_note": "https://anawords.com/research/openai-gpt-4o-gpt-4-1-api-shutdown-january-2027",
    "labels": {
        "confirmed": {
            "name": "Confirmed",
            "meaning": "An official source says it: lab docs, pricing page, notice."
        },
        "reported": {
            "name": "Reported",
            "meaning": "Two or more independent, named outlets say it."
        },
        "claim": {
            "name": "Company claim",
            "meaning": "Only the company says it. Not checked by anyone else yet."
        },
        "unconfirmed": {
            "name": "Unconfirmed",
            "meaning": "One report only, shown with its source."
        },
        "unknown": {
            "name": "Not known",
            "meaning": "Not announced or not answered yet."
        }
    },
    "facts": [
        {
            "id": "f1",
            "text": "GPT-4o, GPT-4o mini, GPT-4.1 and GPT-4.1 mini versions will be removed from the API on 14 January 2027.",
            "label": "confirmed",
            "label_name": "Confirmed",
            "key_fact": true,
            "sources": [
                1
            ],
            "outcome": null
        },
        {
            "id": "f2",
            "text": "Fine-tuned versions follow the same shutdown date as their base models.",
            "label": "confirmed",
            "label_name": "Confirmed",
            "key_fact": false,
            "sources": [
                1
            ],
            "outcome": null
        },
        {
            "id": "f3",
            "text": "OpenAI recommends gpt-6-luna as the replacement for all four.",
            "label": "confirmed",
            "label_name": "Confirmed",
            "key_fact": true,
            "sources": [
                1
            ],
            "outcome": null
        },
        {
            "id": "f4",
            "text": "gpt-6-luna costs $0.10 input, $0.01 cached input and $0.50 output per million tokens (standard tier).",
            "label": "confirmed",
            "label_name": "Confirmed",
            "key_fact": false,
            "sources": [
                2
            ],
            "outcome": null
        },
        {
            "id": "f5",
            "text": "GPT-4o and GPT-4.1 were retired from ChatGPT on 13 February 2026.",
            "label": "confirmed",
            "label_name": "Confirmed",
            "key_fact": false,
            "sources": [
                4
            ],
            "outcome": null
        }
    ],
    "sources": [
        {
            "n": 1,
            "url": "https://developers.openai.com/api/docs/deprecations",
            "title": "OpenAI API: Deprecations",
            "type": "official",
            "checked": "15 Oct 2026",
            "archive": {
                "url": "https://web.archive.org/web/20261015061724/https://developers.openai.com/api/docs/deprecations",
                "archived": "2026-10-15T11:47:24+05:30"
            },
            "original_gone": false
        },
        {
            "n": 2,
            "url": "https://developers.openai.com/api/docs/pricing",
            "title": "OpenAI API: Pricing",
            "type": "official",
            "checked": "15 Oct 2026",
            "archive": {
                "url": "https://web.archive.org/web/20261012070513/https://developers.openai.com/api/docs/pricing",
                "archived": "2026-10-12T12:35:13+05:30"
            },
            "original_gone": false
        },
        {
            "n": 3,
            "url": "https://shellypalmer.com/2026/10/openai-will-sunset-selected-gpt-4-models-in-january/",
            "title": "Shelly Palmer: OpenAI will sunset selected GPT-4 models in January",
            "type": "outlet",
            "checked": "15 Oct 2026",
            "archive": {
                "url": "https://web.archive.org/web/20261015063019/https://shellypalmer.com/2026/10/openai-will-sunset-selected-gpt-4-models-in-january/",
                "archived": "2026-10-15T12:00:19+05:30"
            },
            "original_gone": false
        },
        {
            "n": 4,
            "url": "https://openai.com/index/retiring-gpt-4o-and-older-models",
            "title": "OpenAI: Retiring GPT-4o and older models",
            "type": "official",
            "checked": "15 Oct 2026",
            "archive": {
                "url": "https://web.archive.org/web/20261008144135/https://openai.com/index/retiring-gpt-4o-and-older-models",
                "archived": "2026-10-08T20:11:35+05:30"
            },
            "original_gone": false
        }
    ],
    "promises": [
        {
            "key": "openai-remove-gpt-4o-gpt-4o-mini-gpt-4-1-and-gpt-4-1-mini-version",
            "company": "OpenAI",
            "promise": "Remove GPT-4o, GPT-4o mini, GPT-4.1 and GPT-4.1 mini versions from its API",
            "due": "14 January 2027",
            "due_date": "2027-01-14",
            "status": "pending",
            "tracker": "https://anawords.com/tracker/promises#p-openai-remove-gpt-4o-gpt-4o-mini-gpt-4-1-and-gpt-4-1-mini-version"
        }
    ],
    "prices": [
        {
            "model": "gpt-6-luna",
            "lab": "OpenAI",
            "tier": "Standard",
            "currency": "USD",
            "unit": "per 1M tokens",
            "input": 0.1,
            "output": 0.5,
            "cached_input": 0.01,
            "effective": "2026-10-15",
            "label": "Confirmed",
            "source": "https://developers.openai.com/api/docs/pricing",
            "note": "Price as listed when we checked on 15 Oct 2026; the page does not give a start date.",
            "story": null
        }
    ],
    "incidents": [],
    "image": {
        "url": "https://anawords.com/uploads/2026/10/openai-gpt-4o-gpt-4-1-api-shutdown-january-2027-16x9.webp",
        "kind": "illustration",
        "note": "Anawords illustration made by software from facts in the story. Not a photograph."
    },
    "changes": [
        {
            "version": 1,
            "date": "2026-10-15T11:55:49+05:30",
            "correction": false,
            "note": "First published. Research note published first. Sources checked by AI; approved for publication by the editor."
        }
    ],
    "license": {
        "facts_and_data": "Creative Commons Attribution 4.0 (CC BY 4.0)",
        "url": "https://creativecommons.org/licenses/by/4.0/",
        "article_text": "© Anawords. Quote with a link.",
        "attribution": "Anawords, https://anawords.com/story/openai-gpt-4o-gpt-4-1-api-shutdown-january-2027"
    }
}