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 | dotnet:10 | nightly | dotnet:10.mainline.v43 | dotnet:10.mainline.v51 | Sep 16, 2026 18:00 UTC |
| us-east-2 | dotnet:10 | nightly | dotnet:10.mainline.v51 | dotnet:10.mainline.v61 | Sep 16, 2026 18:00 UTC |
| us-east-2 | dotnet:8 | nightly | dotnet:8.mainline.v103 | dotnet:8.mainline.v113 | Sep 16, 2026 18:00 UTC |
| us-east-1 | python:3.13 | nightly | python:3.13.mainlinev2.v27 | python:3.13.mainlinev2.v34 | Sep 16, 2026 18:00 UTC |
| us-west-2 | dotnet:8 | nightly | dotnet:8.mainline.v95 | dotnet:8.mainline.v103 | Sep 16, 2026 06:00 UTC |