v97

latestOpenAPI 3.1.0raw.githubusercontent.com2026-07-31135175384.2 KB

Extensions

Get extension metadata

Get an extension's metadata (name, size, timestamps) by ID or name, without downloading the archive.

get/extensions/{id_or_name}/metadata

Path parameters

id_or_namestring required

Extension ID or name

Response

Extension metadata

idstring required

Unique identifier for the extension

namestring nullable

Optional, easier-to-reference name for the extension. Must be unique within the project.

created_atstring date-time required

Timestamp when the extension was created

size_bytesinteger required

Size of the extension archive in bytes

checksumstring nullable

SHA-256 checksum, encoded as lowercase hexadecimal, of the exact uploaded extension archive bytes. This is not a normalized checksum of the extension contents; archive metadata, file ordering, and compression can change the checksum for otherwise identical contents. Omitted for legacy rows and server-repackaged Chrome Web Store extensions.

last_used_atstring date-time nullable

Timestamp when the extension was last used