# ESI ItemID to Blueprints item ID, blueprint to materials

**URL:** <https://forums.eveonline.com/t/esi-itemid-to-blueprints-item-id-blueprint-to-materials/32150>\
**Category:** Third Party Developers\
**Created:** [October 17, 2017, 4:21pm UTC](https://forums.eveonline.com/t/esi-itemid-to-blueprints-item-id-blueprint-to-materials/32150 "2017-10-17T16:21:17Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Tanaka\_Seiko](https://sea1.discourse-cdn.com/eveonline/user_avatar/forums.eveonline.com/tanaka_seiko/32/439667_2.png) [@Tanaka\_Seiko](https://forums.eveonline.com/u/Tanaka_Seiko)\
**Post date:** [October 17, 2017, 8:58pm UTC](https://forums.eveonline.com/t/esi-itemid-to-blueprints-item-id-blueprint-to-materials/32150/3 "2017-10-17T20:58:08Z")

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So I have to search through all types till I find the right one?

The item id of the bpo seems not to be linked in the items JSON also.

Best have a local table then I guess…

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