Submit predictions

Your file is checked before anything is sent. You can check one without submitting, which costs no allowance.

Closes 01 Jan 2027, 11:59 UTC.

Participant reference*

Lowercase letters, digits, and hyphens. This is the identity your rows are ranked under, across all three tracks, and it cannot be changed later.

Display name*

What the leaderboard shows. Fixed on your first submission.

Contact email*

Never published, never sent anywhere else. It only lets a later submission under this reference be matched back to you.

Affiliation

Optional. Shown beside your name on the board.

Predictions

24 rows, identifier column essay_id. .

or drop one here.

Nothing selected. It is checked before it is sent.

Code

A ZIP of the code that produced these predictions, at most 50 MB. It is never published: the organizing team may read it to verify a submission, and it appears on no leaderboard and no submission page.

or drop one here.

Nothing selected. Required.

Both files have to pass the check before anything can be submitted. Up to 10 submissions per participant.