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How the 2026 competition works

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ClosedSubmissions closed on 15 October 2026 (AoE). We are now verifying top-performing teams — see the announcement for how to submit your model for verification. Tutorials and data remain available, and you can still evaluate new submissions on the public test split.

Thank you for taking part! Here's what the path through the 2026 competition looked like, and what happens next:


1. Ready to Start? Check Competition Rules and the Task

Before diving in, read through the competition rules and the task description to understand the challenge, the two tracks (Deep and Broad), and how submissions are evaluated (top-10 balanced accuracy over a 50-word vocabulary).


2. Play Around With the Data Using Our Tutorial

Start with our beginner notebook. It walks you through the LibriBrain100 dataset, a single MEG example, the fixed 50-word vocabulary, and training and evaluating your first word-classification model — from zero, on a free Colab GPU:

More notebooks — including deeper Deep and Broad Track walkthroughs and a submission guide — are in the competition repository.


3. Submit Your Predictions

Each track had its own Kaggle competition, open from 15 July to 15 October 2026. Submissions there are now closed, but you can score new predictions on our submission page: files in the Kaggle format are scored against the public split of the held-out test set, so you can see how they would have scored.

The Kaggle competitions:


4. Check Performance on the Leaderboard

See the final public standings on the 2026 leaderboard. Final rankings use a separate holdout set and are subject to verification.


5. Verification and Write-ups

To be considered for prizes, or to have your score verified, email libribrain@robots.ox.ac.uk with your Kaggle team name, username(s) and track(s), and send your checkpoints (and, for the Broad Track, your training code) by 30 October 2026. Invited teams and teams in the public top 20 can also submit a write-up of their approach, which we plan to host on this website, by 1 December 2026. Full details are in the announcement.


If you have any questions or need help, please join our Discord server or send your questions to: libribrain@robots.ox.ac.uk