# GPT-4.5

GPT-4.5 — модель ШІ від OpenAI, уперше зафіксована 2026-10-07; дата релізу не підтверджена.

- Розробник: OpenAI
- Id: gpt-4.5
- За повідомленнями: 2025-02-27T00:00:00.000Z
- Виявлення: 2026-10-07T18:13:28.058Z
  - [посилання на джерело](https://help.openai.com/en/articles/6825453-chatgpt-release-notes)
- Статус: Випущено
- Оновлення продукту: 2025-02-27
  - [посилання на джерело](https://help.openai.com/en/articles/9624314-model-release-notes)
- Канонічна адреса: https://alexgetman.com/uk/models/openai/gpt-4-5/

## Питання

### Коли було випущено GPT-4.5?

Дата релізу не підтверджена. Signal Forge вперше зафіксував модель 2026-10-07.

## Хронологія

- 2026-08-06T17:53:02.905Z · [Alex Getman](https://alexgetman.com/155/openai-is-launching-gpt-6-astra-next-week/)
> 🚨 OpenAI is launching GPT 6 Astra next week
> 
> It is a brand new model trained from scratch and the company’s largest since GPT 4.5. The latest internal build, codenamed mewfour, is already the release candidate.
Прогноз строку не справдився; збережено як ранню згадку, а не успішний прогноз.
- 2026-10-07T18:13:28.058Z · [OpenAI · ChatGPT release notes](https://help.openai.com/en/articles/6825453-chatgpt-release-notes)
- 2026-10-07T18:13:28.058Z · [OpenAI · ChatGPT release notes](https://help.openai.com/en/articles/6825453-chatgpt-release-notes)
> As of June 26, 2026, GPT-4.5 is no longer available in ChatGPT, including for custom GPTs
- 2026-11-05T14:39:16.565Z · [OpenAI · Model release notes](https://help.openai.com/en/articles/9624314-model-release-notes)
> GPT-4.5 is available worldwide for users on the Pro plan in ChatGPT
- 2026-11-05T14:39:16.565Z · [OpenAI · Model release notes](https://help.openai.com/en/articles/9624314-model-release-notes)
- 2026-11-10T17:59:50.472Z · [GitHub · openai/openai-agents-python · code](https://github.com/openai/openai-agents-python/blob/d68961657843c7d81dfc25834484f8aac2957eb3/docs/scripts/translate_docs.py)
> mport ThreadPoolExecutor
> 
> # import logging
> # logging.basicConfig(level=logging.INFO)
> # logging.getLogger("openai").setLevel(logging.DEBUG)
> 
> OPENAI_MODEL = os.environ.get("OPENAI_MODEL", "gpt-5.6-sol")
> 
> ENABLE_CODE_SNIPPET_EXCLUSION = True
> # gpt-4.5 needed this for better quality
> ENABLE_SMALL_CHUNK_TRANSLATION = False
> 
> SEARCH_EXCLUSION = """---
> search:
>   exclude: true
> ---
> """
> 
> 
> # Define the source and target directories
> source_dir = "docs"
> REPO_ROOT = Path(__file__).resolve().parents[2]
> languages = {
>     "ja": "Japanese",
>     "ko": "Korean",
>     "zh": "Chinese",
>     # Add more languages here, e.g., "fr": "French"
> }
> 
> # Initialize OpenAI client
> api_key = os.getenv("OPENAI_API_KEY")
> openai_client = OpenAI(api_key=api_key)
> 
> # Define dictionaries for translation control
> do_not_translate = [
>     "OpenAI",
>     "Agents SDK",
>     "Hello World",
>     "Model context protocol",
>     "MCP",
> 
Ця згадка в коді не підтверджує робочий ідентифікатор моделі.
- 2026-11-14T00:29:48.887Z · [OpenAI · official articles](https://openai.com/index/introducing-indqa)
- 2026-11-14T02:21:52.804Z · [OpenAI · official articles](https://openai.com/index/gpt-4-1)
> GPT‑4.5 Preview will be turned off in three months, on July 14, 2025, to allow time for developers to transition

## Посилання на джерела

- [Alex Getman](https://alexgetman.com/155/openai-is-launching-gpt-6-astra-next-week/)
- [GitHub · openai/openai-agents-python · code](https://github.com/openai/openai-agents-python/blob/d68961657843c7d81dfc25834484f8aac2957eb3/docs/scripts/translate_docs.py)
- [openai-chatgpt-release-notes](https://help.openai.com/en/articles/6825453-chatgpt-release-notes)
- [openai-model-release-notes](https://help.openai.com/en/articles/9624314-model-release-notes)
- [openai-articles](https://openai.com/index/gpt-4-1)
- [openai-articles](https://openai.com/index/introducing-indqa)

## Сигнали