OngoingOnline · Tech · advanced · ai, optimization, inference
A free global competition for developers to optimize AI model performance and inference efficiency using the FlagOS stack and SGLang framework. Participants can compete individually or in teams of up to five to solve low-level operator and throughput challenges.
OngoingOnline · Education · intermediate · binary-classification, machine-learning, healthcare
A free online competition where participants build binary classifiers to distinguish malignant from non-malignant skin lesions using the HAM10000 dataset. The event targets data scientists and healthcare researchers focusing on machine learning and medical imaging.
OngoingOnline · Education · intermediate · data-science, machine-learning, prediction
A free online data science competition where participants build machine learning models to predict long-term marriage longevity based on birth dates and locations. Targeted at students and professionals skilled in Python and binary classification, the challenge uses a temporal da
Atlanta · Tech · intermediate · hackathon, data-science, machine-learning
A 36-hour data science hackathon at Georgia Tech focusing on AI, machine learning, and data analytics. Open to global participants for building projects, networking, and competing in a high-octane environment.
OngoingOnline · Education · intermediate · audio-classification, nlp, speech-processing
A free Kaggle competition where participants reorder shuffled audio segments of spoken dialogues using NLP and speech models like Whisper and Qwen2.5. Targeted at students and data scientists practicing sequence modeling and audio processing.
OngoingOnline · Tech · intermediate · robotics, computer-vision, machine-learning
Predict the next actions of six instruction-following robots in grid worlds based on visual snapshots and text commands. This Kaggle-style competition tests skills in computer vision, machine learning, and action prediction using Python and simulation data.
Ongoing since 2018Online · Education · intermediate · kaggle, machine-learning, python
A free online competition for data science students and learners to practice predicting housing prices using regression techniques like random forest and gradient boosting. Participants apply feature engineering in R or Python to minimize RMSE errors on a dataset of Ames, Iowa ho
Ongoing since 2012Online · Education · beginner · computer-vision, machine-learning, python
An indefinite online competition teaching computer vision basics by classifying handwritten digits from the MNIST dataset. Targeted at students and beginners in machine learning using Python.
Ongoing since 2019Online · Education · beginner · nlp, machine-learning, kaggle
A free Kaggle competition teaching beginners how to build NLP models for binary classification of disaster tweets. Participants use Python and machine learning to predict if tweets describe real emergencies versus metaphors.
Ongoing since 2022Online · Education · beginner · kaggle, machine-learning, data-science
A free, non-competitive Kaggle challenge designed for beginners to learn basic machine learning concepts. Participants build a binary classification model in Python to predict which passengers were transported to an alternate dimension using the Spaceship Titanic dataset.
Ongoing since 2012Online · Education · beginner · kaggle, machine-learning, binary-classification
A free beginner-friendly competition on Kaggle where you build a machine learning model to predict Titanic passenger survival. Using Python and tabular data, you practice binary classification and data analysis without needing prior ML experience.
Ongoing since 2016Online · Education · intermediate · regression, machine-learning, python
A free data science competition where participants predict house prices in Ames, Iowa using advanced regression techniques. Designed for those with Python or R experience to practice feature engineering and machine learning models like random forests.