Get Class Tree (JSON)
Get the class tree rooted at a class of the specified classId and classType. The class tree represents that class and the classes that are its descendants. Results are available as JSON. All query parameters are case-insensitive.
700+calls
N/Alatency
Updated: Oct 27, 2026, 12:40 AM
Continue setup in your AI
Only public catalog IDs and a safe return path are handed to the Plugins page. This does not run the tool or confirm current availability, authorization, price, limits, or upstream status; those conditions are checked again before execution.
- Selected tool
- rxnav.rxclass.classTree.retrieveJson.v1
- Provider scope
- RxNav (RxNorm Drug Names API)
- Catalog updated
- 2026-10-27T00:40:01.989419+00:00
- Business task
- Pending verification
Continue setupYou can return to this tool page if the selection is incomplete or expires.
Run on this page: Execute is the in-site test path. Continue setup is for adding the public selection to an external AI; the two paths are tracked and validated separately.
Discover -> Inspect -> Call
Call setup
Tool ID
rxnav.rxclass.classTree.retrieveJson.v1JSON
Before this Call
1 credit / call
The final charge is settled from actual provider usage and will appear in Usage.