At the AutoCAD command line, type (getenv "ACAD") and press Enter. Example output: "C:\MyCustomSupport;D:\Shared\Plotters"
| Marketing Name | Internal Release Name | env.acad variable value | | :--- | :--- | :--- | | AutoCAD 2020 | 23.1 | R23.1 or 2020 | | AutoCAD 2021 | 24.0 | R24.0 or 2021 | | AutoCAD 2022 | 24.1 | R24.1 or 2022 | | AutoCAD 2023 | 24.2 | R24.2 or 2023 | | AutoCAD 2024 | 24.3 | R24.3 or 2024 | | AutoCAD 2025 | 25.0 | R25.0 or 2025 |
Have a specific AutoCAD version or scripting problem? Consult the Autodesk Developer Network (ADN) docs or your local admin. autodesk autocad --env.acad release name-
⚠️ Avoid using --env.acad literally. The correct syntax for environment queries is (getenv "ACAD") or !ACAD in AutoLISP.
Let’s break down autodesk autocad --env.acad release name- into its core components: At the AutoCAD command line, type (getenv "ACAD")
In the context of the AutoCAD environment, this value identifies the specific internal versioning used for registry keys, folder paths, and API compatibility. AutoCAD Release Names and Versions
(setenv "ACAD" "C:\\Temp\\custom;Z:\\Archive") ⚠️ Avoid using --env
refers to an internal environment variable used by the installer to fetch the product's release name (e.g., AutoCAD 2026). If you are scripting installations, ensure your environment variables are correctly mapped. Latest Release Information (As of April 2026) Current Release AutoCAD 2026