API Platform 4.2 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
API Platform 4.2 is actively supported. The vendor has not published an end-of-support date for this branch.
4.2.26 latest release
Check your versioncomposer show api-platform/core | grep versions
Support timeline
Official dates from the API Platform release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 18 Sept 2025 | — |
| End of life (scheduled) | — | not announced |
| Active support ended | 13 Mar 2026 | security fixes only after this |
| Latest release | 4.2.26 · 13 Jun 2026 | current |
Frequently asked questions
When does API Platform 4.2 reach end of life?
No end-of-life date has been announced for API Platform 4.2 yet.
Is API Platform 4.2 still supported?
Yes. API Platform 4.2 is currently maintained. Latest release: 4.2.26, published 13 Jun 2026.
What happens when API Platform 4.2 reaches end of life?
Security fixes stop. After — this branch receives no further updates under standard support.
How long do I have to upgrade from API Platform 4.2?
No end-of-life date has been announced yet.