The new home of the API is at You can register for new developer keys at

TrialReach will continue to host the API as a free resource for public clinical trial data. Please note the terms of use have been updated as part of this transition. If you have any questions you can create an account on the TrialReach developer portal and post your questions there.

Steps to use the new API

  1. Register at
  2. Create a new application that uses the “TrialReach API Read Only” product
  3. Get your new key and secret from the developer portal
  4. Update your applications with the new URL, key, and secret

If you no longer want an account, there is nothing you need to do as your Lilly COI developer account will be deleted from this site.

Thank you for your interest in our API.