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DEV Challenges

This is the official tag for submissions and announcements related to DEV Challenges.

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Understanding AI Agents: A Beginner's Guide to Hermes Agent

Hermes Agent Challenge Submission: Write About Hermes Agent

Understanding AI Agents: A Beginner's Guide to Hermes Agent

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1 min read
MindLock App

GitHub “Finish-Up-A-Thon” Challenge Submission

MindLock App

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2 min read
Google I/O 2026 Wasn't About One More Model. It Was About the Agent Stack.

Google I/O Writing Challenge Submission

Google I/O 2026 Wasn't About One More Model. It Was About the Agent Stack.

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5 min read
L.E.N.S. — A private photography coach for blind and low-vision artisans

Gemma 4 Challenge: Build With Gemma 4 Submission

L.E.N.S. — A private photography coach for blind and low-vision artisans

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6 min read
The Edge AI Revolution: Why Gemma 4 E4B is a Game-Changer for Offline Multimodality

Gemma 4 Challenge: Write about Gemma 4 Submission

The Edge AI Revolution: Why Gemma 4 E4B is a Game-Changer for Offline Multimodality

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3 min read
Synaptic: A Local-First AI Dev Companion That Remembers How You Think

Gemma 4 Challenge: Build With Gemma 4 Submission

Synaptic: A Local-First AI Dev Companion That Remembers How You Think

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5 min read
Firebase AI Logic Is on the Client. Here Are the 4 Security Layers That Keep It Safe.

Google I/O Writing Challenge Submission

Firebase AI Logic Is on the Client. Here Are the 4 Security Layers That Keep It Safe.

5
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7 min read
I Tested Gemma 4 Across All Model Sizes on Long Documents: Here’s What Actually Broke First

Gemma 4 Challenge: Write about Gemma 4 Submission

I Tested Gemma 4 Across All Model Sizes on Long Documents: Here’s What Actually Broke First

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3 min read
Gemma 4 is Here: The Dawn of Local Multimodal Reasoning

Gemma 4 Challenge: Write about Gemma 4 Submission

Gemma 4 is Here: The Dawn of Local Multimodal Reasoning

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3 min read
Gemma 4 Is Not Just Another Open Model — It Changes What Developers Can Build Locally

Gemma 4 Challenge: Write about Gemma 4 Submission

Gemma 4 Is Not Just Another Open Model — It Changes What Developers Can Build Locally

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6 min read
Google I/O 2026 Wasn’t About AI Models — It Was About Infrastructure

Google I/O Writing Challenge Submission

Google I/O 2026 Wasn’t About AI Models — It Was About Infrastructure

1
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3 min read
RAG Architecture with n8n + PostgreSQL (pgvector) + Ollama Gemma4 on AWS EC2

Gemma 4 Challenge: Write about Gemma 4 Submission

RAG Architecture with n8n + PostgreSQL (pgvector) + Ollama Gemma4 on AWS EC2

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6 min read
Gaslighting Gemma 4: Can Open-Weight Reasoning Models Withstand a Confident Liar?

Gemma 4 Challenge: Write about Gemma 4 Submission

Gaslighting Gemma 4: Can Open-Weight Reasoning Models Withstand a Confident Liar?

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4 min read
From Unfinished Idea to Real Product: My BuildGenAI Comeback

GitHub “Finish-Up-A-Thon” Challenge Submission

From Unfinished Idea to Real Product: My BuildGenAI Comeback

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7 min read
I Spent $0.37 Testing Google’s Antigravity 2.0 Agent API — Here’s Every Bug You’ll Hit (and How to Fix Them)

Google I/O Writing Challenge Submission

I Spent $0.37 Testing Google’s Antigravity 2.0 Agent API — Here’s Every Bug You’ll Hit (and How to Fix Them)

5
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7 min read
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