NeurIPS 2026 Workshop
Call for Papers
We invite short and long papers, formatted in NeurIPS paper style. Submissions are non-archival; work already published at NeurIPS or other major ML conferences is not eligible.
Deadline extended
The submission deadline has been extended to September 4, 2026, 11:59 PM Anywhere on Earth (AoE).
Topics of interest
We solicit theoretical, empirical, and methodological work across the following areas. This list is not exhaustive.
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Foundations laid during pre-training
How data mixtures, curricula, continued or mid-training, learning-rate decay, and other late-stage pre-training decisions shape downstream capabilities.
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The mechanics of post-training
Comparisons across supervised fine-tuning, reinforcement learning from human or AI feedback, reinforcement learning with verifiable rewards, and distillation; how these methods sharpen, broaden, suppress, or reorganize capabilities.
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The development of model behaviors across training
Identifying when alignment, reasoning, instruction following, refusal, persona, and other behaviors emerge during specific stages of post-training, and distinguishing changes created by post-training from capabilities already present after pre-training.
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Interactions between pre-training and post-training data
How particular pre-training data mixtures, domains, curricula, or objectives make subsequent post-training more or less effective; whether post-training outcomes depend on related knowledge, behaviors, or representations being established during pre-training.
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Failure modes and fundamental limits
Mode or entropy collapse, reward hacking, capability forgetting, alignment taxes, and theoretical or empirical limits on what post-training can recover or change.
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Data and optimization across the training transition
Synthetic data, scaling laws for supervised, preference, and reinforcement-learning data, optimizer-state inheritance, learning-rate schedules, regularization, and curriculum design across training stages.
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Predicting post-training outcomes from pre-training
Developing metrics, representations, or behavioral signals during pre-training that forecast later trainability, alignment, robustness, and capability gains.
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Reimagining the training pipeline
Folding traditionally post-training data and objectives into pre-training, jointly designing training stages, and allocating data and compute across the full pipeline.
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Evaluation and open science
Evaluating post-training beyond benchmark improvements through causal experiments, standardized protocols, intermediate checkpoints, and openly reproducible training studies.
Submission
- Submission portalOpenReview submission portal
- TracksShort and long papers
- FormatNeurIPS style
- Page limitShort papers: 4–5 pages. Long papers: the chosen format’s main-conference page limit. Page limits exclude references and appendices for both tracks.
- EligibilityNo work already published at NeurIPS or other major ML venues
- ReviewingEach submission must nominate a reciprocal reviewer, who may be contacted to review if additional reviewers are needed
All talks will be livestreamed and recorded.
Important dates
All deadlines are 11:59 PM Anywhere on Earth (AoE).
- August 1, 2026Submission portal opens
- September 4, 2026 (Anywhere on Earth)Submission deadline extended — was
August 29 - September 29, 2026 (Anywhere on Earth)Author notification
- December 11, 2026Workshop day