Welcome to CodaLab main server!
  • This is a NEW server, you must re-create your Codalab account if you previously had one.
  • We provide a default CPU queue for small jobs (typically for result submission competitions). For code submission, organizers are expected to provide their own queue, see instructions.
Are you looking for older competitions? Check the OLD CODALAB COMPETITION SITE!

  • Join the Codalab competition Google group, to advertise your competitions, ask questions, or read news.
  • To report bugs and problems you face, please open Github issues.
  • Learn more ABOUT US.

Cite CodaLab Competitions in your research

    author = {Adrien Pavao and Isabelle Guyon and Anne-Catherine Letournel and Xavier BarĂ³ and 
              Hugo Escalante and Sergio Escalera and Tyler Thomas and Zhen Xu},
    title = {CodaLab Competitions: An open source platform to organize scientific challenges},
    url = {},
    year = {2022},
    journal = {Technical report}