# Getting identification data for multiple user\_ids through iNaturalist API

**URL:** <https://forum.inaturalist.org/t/getting-identification-data-for-multiple-user-ids-through-inaturalist-api/33105>\
**Category:** General\
**Tags:** api\
**Created:** [June 26, 2022, 10:50am UTC](https://forum.inaturalist.org/t/getting-identification-data-for-multiple-user-ids-through-inaturalist-api/33105 "2022-06-26T10:50:27Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![pisum](https://avatars.discourse-cdn.com/v4/letter/p/91b2a8/32.png) [@pisum](https://forum.inaturalist.org/u/pisum)\
**Post date:** [June 26, 2022, 3:04pm UTC](https://forum.inaturalist.org/t/getting-identification-data-for-multiple-user-ids-through-inaturalist-api/33105/2 "2022-06-26T15:04:48Z")

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what is the Request URL generated on that page when you click the Try It button?

i don’t see any issues:

- [https://api.inaturalist.org/v1/identifications/categories?user\_id=pisum](https://api.inaturalist.org/v1/identifications/categories?user_id=pisum)
- [https://api.inaturalist.org/v1/identifications/categories?user\_id=tiwane](https://api.inaturalist.org/v1/identifications/categories?user_id=tiwane)
- [https://api.inaturalist.org/v1/identifications/categories?user\_id=pisum,tiwane](https://api.inaturalist.org/v1/identifications/categories?user_id=pisum,tiwane)

…

not sure what you’re trying to do, but this page may or may not be useful: [https://forum.inaturalist.org/t/many-ids-have-id-category-null/19061/4](https://forum.inaturalist.org/t/many-ids-have-id-category-null/19061/4)

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