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DEV Challenges

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

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Gemma 4 Challenge: Write about Gemma 4 Submission

xbill for Google Developer Experts

May 14

Gemma 4 26B on v6e-4 Turbo-Stable Benchmark

#gemmachallenge #gemma #ai #devchallenge

5 min read

Gemma 4 Challenge: Write about Gemma 4 Submission

hitansu parichha

May 13

I Built a Fully Local Iron Man J.A.R.V.I.S. on Gemma 4 — Auto Model Switching, Screen Vision, Wake Word, and 4-Tier Memory System

#devchallenge #gemmachallenge #gemma #ai

12 min read

Debug 001

May 17

my hackathon submission

#showdev #devchallenge #llm #rag

2 min read

Hermes Agent Challenge Submission: Write About Hermes Agent

Mukunda Rao Katta

May 25

My agent started lying. It took me two days to realize the system prompt had changed.

#devchallenge #hermesagentchallenge #agents #python

3 min read

Gemma 4 Challenge: Build With Gemma 4 Submission

hitansu parichha

May 13

I Built a Fully Local Iron Man J.A.R.V.I.S. on Gemma 4 — Auto Model Switching, Screen Vision, Wake Word, and 4-Tier Memory

#gemmachallenge #gemma #ai #devchallenge

12 min read

Rohan Shrivastava

May 13

Lumina Creator OS: A Premium AI Creator Intelligence Platform Built With Gemma

#devchallenge #gemmachallenge #gemma

2 min read

Hermes Agent Challenge Submission: Write About Hermes Agent

Mukunda Rao Katta

May 25

My Hermes agent ran for 2 hours, hit a timeout at turn 89, and I had to start over. Now it checkpoints.

#devchallenge #hermesagentchallenge #agents #python

2 min read

May 27

Prompt chains are dead. The era of stacking fragile prompts together and calling it “AI infrastructure” is collapsing under its own weight.

#hermesagentchallenge #devchallenge #agents

3 min read

Hermes Agent Challenge Submission: Build With Hermes Agent

Mukunda Rao Katta

May 25

I ran three Hermes agents in parallel. trace-merge stitched them into one timeline I could read.

#devchallenge #hermesagentchallenge #agents #observability

5 min read

Hermes Agent Challenge Submission: Build With Hermes Agent

Mukunda Rao Katta

May 25

After every Hermes agent run, I print a 10-line summary. Now I know exactly what happened.

#devchallenge #hermesagentchallenge #agents #python

2 min read

Hermes Agent Challenge Submission: Write About Hermes Agent

Mukunda Rao Katta

May 25

Pipe your Hermes Agent audit log into Datadog in 5 lines (no OTel SDK required)

#devchallenge #hermesagentchallenge #observability #agents

5 min read

Hermes Agent Challenge Submission: Build With Hermes Agent

Mukunda Rao Katta

May 25

My agent kept forgetting what it was doing. A scratchpad fixed it.

#devchallenge #hermesagentchallenge #agents #python

2 min read

Hermes Agent Challenge Submission: Build With Hermes Agent

Mukunda Rao Katta

May 25

I had 800 lines of Hermes agent audit log. trace-tree turned it into a tree I could read.

#devchallenge #hermesagentchallenge #agents #observability

5 min read

Gemma 4 Challenge: Build With Gemma 4 Submission

May 13

I Built a Local AI Vision System That Knows When to Ask a Bigger Gemma 4 Model for Help

#devchallenge #gemmachallenge #gemma

4 min read

Hermes Agent Challenge Submission: Build With Hermes Agent

Mukunda Rao Katta

May 25

Claude's extended thinking is useful. Sending raw <thinking> tags to users is not.

#devchallenge #hermesagentchallenge #agents #python

2 min read

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