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I Taught an Agent to Act Directly - No Q-Values Needed (Day 6: REINFORCE)

Dev.to · Madhumitha Kolkar 🎮 Reinforcement Learning ⚡ AI Lesson 1w ago

I Taught an Agent to Act Directly - No Q-Values Needed (Day 6: REINFORCE)

SERIES: Learning RL and JAX in Public - from zero to DeepMind :) Days 4 and 5 were value-based...

Snapshot Once, Rollout a Thousand Times: A Practical RL Setup for Coding Agents

Dev.to · Sebastian Buzdugan 🎮 Reinforcement Learning ⚡ AI Lesson 1mo ago

Snapshot Once, Rollout a Thousand Times: A Practical RL Setup for Coding Agents

Your GPUs aren't the RL bottleneck, rebuilding the environment is. Snapshot the world once, fork it into thousands of rollouts. Real numbers, runnable harness.

Q-Learning From Scratch: Reinforcement Learning in a Gridworld

Dev.to · Devanshu Biswas 🎮 Reinforcement Learning ⚡ AI Lesson 1mo ago

Q-Learning From Scratch: Reinforcement Learning in a Gridworld

No labels, no "correct answer" — just rewards. Reinforcement learning lets an agent figure out the...

Reinforcement Learning with Verifiable Rewards: Why AI is Learning to Grade Its Own Homework

Dev.to · Shrijith Venkatramana 🎮 Reinforcement Learning ⚡ AI Lesson 1mo ago

Reinforcement Learning with Verifiable Rewards: Why AI is Learning to Grade Its Own Homework

Hello, I'm Shrijith Venkatramana. I'm building git-lrc, an AI code reviewer that runs on every...

The Missing Piece in Jason Wei's Framework: When to Go On-Policy

Dev.to · keeper 🎮 Reinforcement Learning ⚡ AI Lesson 1mo ago

The Missing Piece in Jason Wei's Framework: When to Go On-Policy

The Missing Piece in Jason Wei's Framework: When to Go On-Policy Jason Wei — the...

On Optimization Objectives in Reinforcement Learning

Dev.to · Garrin Costa, Jr. 🎮 Reinforcement Learning ⚡ AI Lesson 1mo ago

On Optimization Objectives in Reinforcement Learning

Reinforcement Learning: Optimization and Objective Methods There are a few paradigms or...

How to Stop Shipping Low-Quality RL Environments (with Examples)

Latent Space 🎮 Reinforcement Learning ⚡ AI Lesson 2mo ago

How to Stop Shipping Low-Quality RL Environments (with Examples)

Your broken harness is actively making the model worse. Here's what I keep seeing after years of eyeballing trajectories, and what you need to fix.

Understanding Reinforcement Learning with Human Feedback Part 6: How the Reward Model Trains the Original Model

Dev.to · Rijul Rajesh 🎮 Reinforcement Learning ⚡ AI Lesson 2mo ago

Understanding Reinforcement Learning with Human Feedback Part 6: How the Reward Model Trains the Original Model

In the previous article, we used loss functions and trained our reward model. In this article, we...

Understanding Reinforcement Learning with Human Feedback Part 4: Teaching Models Human Preferences

Dev.to · Rijul Rajesh 🎮 Reinforcement Learning ⚡ AI Lesson 2mo ago

Understanding Reinforcement Learning with Human Feedback Part 4: Teaching Models Human Preferences

In the previous article, we explored the part where we collect human preferences. In this article, we...

Understanding Reinforcement Learning with Human Feedback Part 2: Aligning Pretrained Models

Dev.to · Rijul Rajesh 🎮 Reinforcement Learning ⚡ AI Lesson 2mo ago

Understanding Reinforcement Learning with Human Feedback Part 2: Aligning Pretrained Models

In the previous article, we explored the concept of pre-training and its limitations without a...

Understanding Reinforcement Learning with Neural Networks Part 3: Guessing the Ideal Output

Dev.to · Rijul Rajesh 🎮 Reinforcement Learning ⚡ AI Lesson 2mo ago

Understanding Reinforcement Learning with Neural Networks Part 3: Guessing the Ideal Output

In the previous article, we explored the limitations of backpropagation and why it is not ideal when...

Removing PER From Rainbow DQN Set a New Snake AI World Record

Dev.to · Stat Phantom 🎮 Reinforcement Learning ⚡ AI Lesson 2mo ago

Removing PER From Rainbow DQN Set a New Snake AI World Record

Greetings all! Quick context: this is part of an ongoing series where I'm building Rainbow DQN one...

Top 5 Reinforcement Learning Environments

Dev.to · Ethan 🎮 Reinforcement Learning ⚡ AI Lesson 3mo ago

Top 5 Reinforcement Learning Environments

An RL agent has nothing to learn from without an environment to act in. This piece covers what an RL...

Reinforcement Learning / Q Learning Basics with Tic Tac Toe

Dev.to · Harsh Agnihotri 🎮 Reinforcement Learning ⚡ AI Lesson 3mo ago

Reinforcement Learning / Q Learning Basics with Tic Tac Toe

Hi Fam, on my journey of learning AI & ML, since I am too dumb to just make "AI Learns to walk"...

Human-Aligned Decision Transformers for deep-sea exploration habitat design under real-time policy constraints

Dev.to · Rikin Patel 🎮 Reinforcement Learning ⚡ AI Lesson 3mo ago

Human-Aligned Decision Transformers for deep-sea exploration habitat design under real-time policy constraints

While exploring reinforcement learning architectures for autonomous systems, I stumbled upon a fascinating challenge that would consume my research for months.

Balancing Foundational RL Knowledge with Modern RL-for-LLM Research for Effective Study Approach

Dev.to · Valeria Solovyova 🎮 Reinforcement Learning ⚡ AI Lesson 3mo ago

Balancing Foundational RL Knowledge with Modern RL-for-LLM Research for Effective Study Approach

Expert Analytical Section: Navigating the Intersection of Reinforcement Learning and Large...

Training and Deploying RL for a $500 Sidewalk Robot

Dev.to · Manvel Avetisian 🎮 Reinforcement Learning ⚡ AI Lesson 4mo ago

Training and Deploying RL for a $500 Sidewalk Robot

How I trained and deployed RL on $500 sidewalk robot I've built -- including drowning, fire,...

Atari Deep Q-Network ProjectAtari Deep Q-Network Project

Dev.to · asmniins-DS 🎮 Reinforcement Learning ⚡ AI Lesson 4mo ago

Atari Deep Q-Network ProjectAtari Deep Q-Network Project

Overview This project implements 3 reinforcement learning agents using Deep Q-Networks...

Understanding Reinforcement Learning through OpenDuck

Dev.to · Frank Fu 🎮 Reinforcement Learning ⚡ AI Lesson 4mo ago

Understanding Reinforcement Learning through OpenDuck

Objective: Replicate the OpenDuck Mini project and control it using the RDK X5 development...

The Challenge of Unverifiable AI Rewards

Dev.to · Aditya Gupta 🎮 Reinforcement Learning ⚡ AI Lesson 4mo ago

The Challenge of Unverifiable AI Rewards

Dive deep into RLVR, a novel approach for generating verifiable rewards that enhance the reliability

Revisiting the Causal Mechanisms Behind Policy Gradients

Dev.to · Aditya Gupta 🎮 Reinforcement Learning ⚡ AI Lesson 4mo ago

Revisiting the Causal Mechanisms Behind Policy Gradients

Uncover critical, overlooked concepts in Reinforcement Learning. Go beyond GRPO to find foundational

6 Best Reinforcement Learning (RL) Tools in 2026

Dev.to · Ethan 🎮 Reinforcement Learning ⚡ AI Lesson 4mo ago

6 Best Reinforcement Learning (RL) Tools in 2026

The Bottleneck Shifted. Your Tooling Should Too. For most of the last decade, the...

🎮 Reinforcement Learning Explained Like You're 5

Dev.to · Sreekar Reddy 🎮 Reinforcement Learning 4mo ago

🎮 Reinforcement Learning Explained Like You're 5

Learning by trial, error, and rewards

How I Built a Secure Survey Reward Platform Using React & FastAPI

Dev.to · naveen kumar 🎮 Reinforcement Learning 5mo ago

How I Built a Secure Survey Reward Platform Using React & FastAPI

Survey reward platforms look simple on the surface. User completes survey → earns points → withdraws...