# Python 3.15 — lifecycle date releaseDate is now 2026-10-09 For Python 3.15, product is python; field changed is releaseDate; new value is 2026-10-09; detected is 2026-10-12, recorded from its source on 2026-10-12; source re-checked 2026-10-26. - **Product:** python - **Product label:** Python - **Release cycle:** 3.15 _(verified: appears in the quote below)_ - **Field changed:** releaseDate _(verified: appears in the quote below)_ - **New value:** 2026-10-09 _(verified: appears in the quote below)_ - **Detected:** 2026-10-12 _(our reading, not quoted from the source)_ ## What the source says > {"name":"3.15","codename":null,"label":"3.15","releaseDate":"2026-10-09" ## Source - https://endoflife.date/api/v1/products/python Last verified: 2026-10-26. Review by: 2026-11-09. Part of [Software end-of-life date changes — which dates moved and what they were before](https://referencesource.org/software-eol-change-feed/).