Considerations and limitations
There are some basic limitations that should be taken into consideration when working with ArcGIS Online sharing API. The table below outlines what should be considered. This is a dynamic list that may be updated as new functionality is introduced.
Limitation type | Maximum limit | ||
|---|---|---|---|
Search | |||
Maximum Search results per request/page | Maximum of 100 results returned | ||
Maximum Search results per query | Only the first 10,000 results can be paginated; results greater than 10,000 cannot be returned through pagination. The actual number of total returned results may be greater than 10,000. | ||
Maximum size of query string | 10 Kb | ||
File upload | |||
Maximum file upload size for Generate | 10 Mb | ||
Add Item in a single upload | Maximum file size 5 Gb | ||
Add Item in multipart uploads | Maximum file size 500 Gb; maximum number of parts 10,000 | ||
Item Info | |||
Maximum file size allowed for Item Info files | 100 Kb | ||
Maximum number of Item Info files per request | 20 | ||
Maximum thumbnail size | 10 Mb | ||
Token generation | |||
Maximum token expiration time | Two weeks | ||
Users and groups | |||
Maximum number of groups a User can belong to (both owning and joined as a group member) | 512 | ||
Maximum number of user names allowed for /checkUsernames per request | 200  Note:A valid user name must be between 3 and 128 ASCII characters and cannot already exist as a user name or user ID. This limitation was added in ArcGIS Online and ArcGIS Enterprise 10.8. | ||
Maximum number of external organizations allowed per group | 250 | ||
Adding and updating items | |||
Maximum number of screenshots per item | 10 | ||
Maximum size of item description | 64 Kb | ||
Maximum number of characters for item title | 256 | ||
Maximum number of characters for item snippet | 2048 | ||
Maximum number of type keywords on an item | 128 | ||
Maximum number of characters for each type keyword | 256 | ||
Maximum number of tags on an item | 128 | ||
Maximum number of characters for each tag | 256 | ||
Maximum size of any other text field item properties | 64 Kb | ||
Maximum number of type keywords on a group | 128 | ||
Maximum number of characters for each type keyword | 256 | ||