Tracking the undocumented AWS Lambda runtime build string (e.g. dotnet:8.v14) for freshly deployed (nightly) and long-lived (stable) functions.
| Region | Runtime | Type | Previous | Current | Observed |
|---|---|---|---|---|---|
| us-west-2 | python:3.12 | nightly | python:3.12.mainlinev2.v79 | python:3.12.mainlinev2.v82 | Nov 01, 2026 12:00 UTC |
| us-west-2 | python:3.14 | nightly | python:3.14.mainline.v75 | python:3.14.mainline.v114 | Nov 01, 2026 00:01 UTC |
| us-west-1 | dotnet:10 | nightly | dotnet:10.mainline.v74 | dotnet:10.mainline.v113 | Nov 01, 2026 00:00 UTC |
| us-west-1 | node:24 | stable | nodejs:24.mainline.v55 | nodejs:24.mainline.v115 | Oct 31, 2026 18:00 UTC |
| us-east-1 | node:24 | nightly | nodejs:24.mainline.v79 | nodejs:24.mainline.v115 | Oct 31, 2026 18:00 UTC |