Developer tools / Free tier
OMOPHub
OMOPHub: 3,000 terminology API calls/month on Free
Prototype terminology search and mapping workflows using the medical-vocabulary API’s free monthly request allowance. SDK and MCP integrations are listed.
How to claim this perk
Follow these steps through OMOPHub.
Access: Direct application
- 1
Open the provider’s current offer or pricing page.
- 2
Select the free tier or complete the stated signup requirements; choose only the eligible free modes.
- 3
Check the balance, current limits and any separate paid components before use.
Who can apply?
- The free tier is restricted to the current vocabulary release and two requests/second.
- Advanced search, bulk processing and additional versions may require paid plans.