New API benefits OTC market for Guarantee Contract registration  

To provide greater automation to its clients, B3 will provide solutions for Lien processes via API.  




Product benefits


Possibility of Registering Guarantee Contracts via API

Learn more 

Lien Registration API



The following transactions may be carried out via Lien API:  



  • Contract Registration 
  • Asset Transfer (Collateral pledging and unpledging) 
  • Execution  
  • Amendment/change 
  • Extinction  





About API use at B3

Speed up your work routine and access different market data products. Click here to view a list of all B3 APIs currently available to the market.  


click and drag to navigate Download spreadsheet


Technical details

  • Impacted systems: OTC – NoMe System.
  • Related functions: Guarantee Contract Registration Module.
  • Certification script: To be defined.
  • Sinacor version: No impact.
  • Catalog changes:

    To be defined.


Talk to your RM

Contact our RM for support about B3's product or service.