Exhibit A

JOINT FILING AGREEMENT

The undersigned agree that this Schedule 13G dated August 14, 2026 relating to the Class A common stock, $0.00001 par value per share, of Cerebras Systems Inc. shall be filed on behalf of the undersigned.

 

  COATUE MANAGEMENT, L.L.C.
   
   
  By: /s/ Philippe Laffont
  Name: Philippe Laffont
  Title:   Authorized Signatory
   
   
  PHILIPPE LAFFONT
   
   
   By: /s/ Philippe Laffont
   
   
  COATUE PRIVATE FUND II LP
   
  By: Coatue Private II GP, LLC, its general partner
   
  By: /s/ Philippe Laffont
  Name: Philippe Laffont
  Title:   Authorized Signatory
   

 

  COATUE PRIVATE II GP LLC
   
   
  By: /s/ Philippe Laffont
  Name: Philippe Laffont
  Title:   Authorized Signatory