# OpenAI API Models gpt-4.1-nano — lifecycle date eoasFrom is now 2026-04-22

For OpenAI API Models gpt-4.1-nano, product is openai-api-models; field changed is eoasFrom; new value is 2026-04-22; detected is 2026-09-08, verified against its source on 2026-09-08.

- **Product:** openai-api-models _(verified: appears in the quote below)_
- **Product label:** OpenAI API Models _(verified: appears in the quote below)_
- **Release cycle:** gpt-4.1-nano _(verified: appears in the quote below)_
- **Field changed:** eoasFrom _(verified: appears in the quote below)_
- **New value:** 2026-04-22 _(verified: appears in the quote below)_
- **Detected:** 2026-09-08 _(verified: appears in the quote below)_

## What the source says

> {"name":"gpt-4.1-nano","codename":null,"label":"GPT-4.1 nano","releaseDate":"2025-04-14","isLts":false,"ltsFrom":null,"isEoas":true,"eoasFrom":"2026-04-22"

## Source

- https://endoflife.date/api/v1/products/openai-api-models

Last verified: 2026-09-08. Review by: 2026-09-22.
Part of [Software end-of-life date changes — which dates moved and what they were before](https://referencesource.org/software-eol-change-feed/).