r/learnmachinelearning

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About r/learnmachinelearning

Welcome to r/learnmachinelearning - a community of learners and educators passionate about machine learning! This is your space to ask questions, share resources, and grow together in understanding ML concepts - from basic principles to advanced techniques. Whether you're writing your first neural network or diving into transformers, you'll find supportive peers here. For ML research, /r/machinelearning For resume review, /r/engineeringresumes For ML engineers, /r/mlengineering

The community at a glance

r/learnmachinelearning is a Subreddit with roughly 666K members. It has been around since 2016. It uses a forum format for communication.

Roughly 127K members have joined in the past year. Popular discussion topics include Ml, Struggling, and Ai. Common discussion themes are Advice Requests and Self-Promotion. Product recommendations often mention books, ml courses, and ai tools.

On Reddit
Established 2016
666K Members

Community Topics

    Community Features

    Forum

    This community has a forum

    Subreddit Analysis

    via GummySearch
    Yearly: +127K members
    Growth: +23.5% / year

    Member growth over time

    All time (yearly)

    • 2017: 18K members
    • 2018: 27K members
    • 2019: 72K members
    • 2020: 85K members
    • 2021: 49K members
    • 2023: 118K members
    • 2024: 93K members
    • 2025: 126K members
    • 2026: 75K members

    Past year (monthly)

    • Sep: 8K members
    • Oct: 8K members
    • Nov: 11K members
    • Dec: 11K members
    • Jan: 11K members
    • Feb: 11K members
    • Mar: 11K members
    • Apr: 12K members
    • May: 11K members
    • Jun: 10K members
    • Jul: 10K members
    • Aug: 543 members

    Themes

    • Advice Requests
      25 posts in the past month
      1. 30+ officially free AI/ML books, all in one curated repo
      2. Need guidance on choosing the right ML reference book
      3. Looking for a Complete AI/ML Engineer Roadmap (2026)
      #1
      Advice Requests
      30+ officially free AI/ML books, all in one curated repo · Need guidance on choosing the right ML reference book · Looking for a Complete AI/ML Engineer Roadmap (2026)
      25
    • Self-Promotion
      4 posts in the past month
      1. I'm documenting my journey building a full ML course from scratch — starting with the roadmap (would love feedback)
      2. Building our Generative AI Capstone Project at IIT Patna - Week 1
      3. I built a deep learning library from scratch in C that lets you train language models
      #2
      Self-Promotion
      I'm documenting my journey building a full ML course from scratch — starting with the roadmap (would love feedback) · Building our Generative AI Capstone Project at IIT Patna - Week 1 · I built a deep learning library from scratch in C that lets you train language models
      4
    • Ideas
      3 posts in the past month
      1. Looking for unique AI/ML project ideas (advanced level, research-worthy) — open to any field besides healthcare
      2. Give me final year project ideas ASAP!!
      3. Final year CS (AI specialization) student — looking for a unique hardware + AI project idea
      #3
      Ideas
      Looking for unique AI/ML project ideas (advanced level, research-worthy) — open to any field besides healthcare · Give me final year project ideas ASAP!! · Final year CS (AI specialization) student — looking for a unique hardware + AI project idea
      3
    • Pain & Anger
      2 posts in the past month
      1. Master Student of AI and Data Science, Lost and confused [D]
      2. SerpApi pricing doesn’t make sense
      #4
      Pain & Anger
      Master Student of AI and Data Science, Lost and confused [D] · SerpApi pricing doesn’t make sense
      2
    • Solution Requests
      1 post in the past month
      1. Built a free API that flags stale sources before they poison your RAG pipeline (decay-scored across 14+ sources)
      #5
      Solution Requests
      Built a free API that flags stale sources before they poison your RAG pipeline (decay-scored across 14+ sources)
      1

    Topics

    • Ml
      32 posts in the past month
      #1
      Ml
      32
    • Struggling
      28 posts in the past month
      #2
      Struggling
      28
    • Ai
      21 posts in the past month
      1. Looking for a Complete AI/ML Engineer Roadmap (2026)
      2. Struggling to visualize Queries, Keys, and Values in Transformers? I animated a 10-minute 3D fable about a magical publishing workshop to explain how the self-attention math works.
      3. Final year CS (AI specialization) student — looking for a unique hardware + AI project idea
      #3
      Ai
      Looking for a Complete AI/ML Engineer Roadmap (2026) · Struggling to visualize Queries, Keys, and Values in Transformers? I animated a 10-minute 3D fable about a magical publishing workshop to explain how the self-attention math works. · Final year CS (AI specialization) student — looking for a unique hardware + AI project idea
      21
    • Learning
      16 posts in the past month
      #4
      Learning
      16
    • Machine Learning
      11 posts in the past month
      1. ​[C] [DSA] [Machine Learning] CS undergrad looking for a patient study buddy (DSA / Beginner ML) + English practice!
      #5
      Machine Learning
      ​[C] [DSA] [Machine Learning] CS undergrad looking for a patient study buddy (DSA / Beginner ML) + English practice!
      11

    Flair

    • Help
      29 posts in the past month
      1. Is the Andrew Tg ML course free?
      2. Need guidance on choosing the right ML reference book
      3. Is it realistic to learn ML in 6 months if I'm almost starting from scratch?
      #1
      Help
      Is the Andrew Tg ML course free? · Need guidance on choosing the right ML reference book · Is it realistic to learn ML in 6 months if I'm almost starting from scratch?
      29
    • Question
      18 posts in the past month
      1. Help with Gradient descent
      2. Only 3 Books to Become an AI Engineer — What Would They Be?
      3. After feature selection and hyperparameter tuning my model reduces overfitting but all other metrics become worse.
      #2
      Question
      Help with Gradient descent · Only 3 Books to Become an AI Engineer — What Would They Be? · After feature selection and hyperparameter tuning my model reduces overfitting but all other metrics become worse.
      18
    • Discussion
      16 posts in the past month
      1. Day 4 of self-studying CS189 — regularization and why L1 gives you sparsity
      2. Day 3 of self-studying CS189 — linear regression, geometric view finally made OLS click for me
      3. I tracked 11,822 Indian AI jobs. "Java" shows up as often as "Generative AI".
      #3
      Discussion
      Day 4 of self-studying CS189 — regularization and why L1 gives you sparsity · Day 3 of self-studying CS189 — linear regression, geometric view finally made OLS click for me · I tracked 11,822 Indian AI jobs. "Java" shows up as often as "Generative AI".
      16
    • Project
      13 posts in the past month
      1. Built a little maze solving neural network from scratch
      2. Looking for unique AI/ML project ideas (advanced level, research-worthy) — open to any field besides healthcare
      3. I built an interactive site to study Transformer architecture
      #4
      Project
      Built a little maze solving neural network from scratch · Looking for unique AI/ML project ideas (advanced level, research-worthy) — open to any field besides healthcare · I built an interactive site to study Transformer architecture
      13
    • Tutorial
      9 posts in the past month
      1. I’m professional AI researcher with published paper and 5+ startup exp. Currently running a free machine learning course on youtube, need your feedback!
      2. Which probability course should I take? Harvard STAT 110 vs MIT 6.041
      3. I'm documenting my journey building a full ML course from scratch — starting with the roadmap (would love feedback)
      #5
      Tutorial
      I’m professional AI researcher with published paper and 5+ startup exp. Currently running a free machine learning course on youtube, need your feedback! · Which probability course should I take? Harvard STAT 110 vs MIT 6.041 · I'm documenting my journey building a full ML course from scratch — starting with the roadmap (would love feedback)
      9

    Product recommendations

    • books
      8 posts in the past month
      1. Best textbook for ML math?
      2. What books would you guys recommend for someone who is serious about research in deep learning and neural networks.
      3. What book would you recommend reading after finishing The StatQuest Illustrated Guide to Machine Learning?
      #1
      books
      Best textbook for ML math? · What books would you guys recommend for someone who is serious about research in deep learning and neural networks. · What book would you recommend reading after finishing The StatQuest Illustrated Guide to Machine Learning?
      8
    • ml courses
      3 posts in the past month
      1. Best online certification course for data science and machine learning.
      2. Best AI/ML courses with teacher
      3. Best FREE ML courses for a complete beginner with background in CS?
      #2
      ml courses
      Best online certification course for data science and machine learning. · Best AI/ML courses with teacher · Best FREE ML courses for a complete beginner with background in CS?
      3
    • ai tools
      2 posts in the past month
      1. Looking for the Best OCR + Preprocessing + Embedding Workflow for Complex PDF Documents
      2. I'm trying to create a comprehensive table of the best AI tools to Increase Your Productivity + Automate Your Work- feel free to give some recs so I can add it to the list.
      #3
      ai tools
      Looking for the Best OCR + Preprocessing + Embedding Workflow for Complex PDF Documents · I'm trying to create a comprehensive table of the best AI tools to Increase Your Productivity + Automate Your Work- feel free to give some recs so I can add it to the list.
      2
    View full analysis on GummySearchSynced 8/1/2026

    Frequently asked questions

    Who is r/learnmachinelearning for?
    Best for people building communities enthusiasts looking for a Reddit-based community with forum discussion.
    Is r/learnmachinelearning free to join?
    This listing is not marked as paid-only. Access rules and any fees are decided by the community.
    How many members does r/learnmachinelearning have?
    Roughly 666K members, based on figures reported by the community or its host. Member counts are approximate and change over time.
    What platform is r/learnmachinelearning on?
    r/learnmachinelearning runs on Reddit. Reddit communities (or "subreddits") are forum-based groups on the popular social news aggregation, web content rating, and discussion website Reddit. Reddit is commonly known as "the front page of the internet". Users submit content to the site such as links, text posts, and images, which are then voted up or down and discussed by other members. From investing Reddit communities, to professional ones, to ones just for laughs, you're likely to find a community for you on Reddit.
    How do I join r/learnmachinelearning?
    You can join r/learnmachinelearning by clicking this link, or pressing the "Go to community" button above.
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    Added 4/3/2021

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