The latest articles on DEV Community by Karthikeyan (@karthikeyan_bcfdbd86e07c0). https://dev.to/karthikeyan_bcfdbd86e07c0 https://media2.dev.to/dynamic/image/width=90,height=90,fit=cover,gravity=auto,format=auto/https:%2F%2Fdev-to-uploads.s3.us-east-2.amazonaws.com%2Fuploads%2Fuser%2Fprofile_image%2F4201524%2F7295554c-8b1d-4ca8-9789-d88640679fe3.png https://dev.to/karthikeyan_bcfdbd86e07c0 en Karthikeyan Fri, 30 Oct 2026 18:23:25 +0000 https://dev.to/karthikeyan_bcfdbd86e07c0/ghostlog-ai-powered-error-investigator-using-gemma-3-1b-1325 https://dev.to/karthikeyan_bcfdbd86e07c0/ghostlog-ai-powered-error-investigator-using-gemma-3-1b-1325 <h2> What I Built </h2> <p>I built GhostLog, an AI-powered error log investigator for developers.</p> <p>Users can paste Python or JavaScript errors and receive an AI-generated investigation containing the error summary, root cause, explanation, step-by-step solution, corrected code example and prevention tips.</p> <h2> Code </h2> <p>GitHub Repository:</p> <p><a href="https://github.com/karthikeyan24-kk/GhostLog" rel="noopener noreferrer">https://github.com/karthikeyan24-kk/GhostLog</a></p> <h2> How I Built It </h2> <p>I used Python, Flask, HTML, CSS, JavaScript, Ollama and Gemma 3 1B.</p> <p>The Flask backend receives the error logs and sends them to the locally running Gemma model through Ollama's API.</p> <p>The model analyzes the error and returns a structured explanation.</p> <p>I also implemented input validation, connection error handling, timeout handling and automated tests.</p> <h2> Why Does Open Innovation Matter? </h2> <p>I chose Gemma 3 1B because it is an open-weight model that can run locally using Ollama.</p> <p>This means users can analyze their programming errors without sending their logs to an external AI API.</p> <p>Once the model is downloaded, local inference can work without an internet connection.</p> <p>Open innovation gives developers the freedom to experiment with models, understand how their AI tools work and build applications without depending on paid cloud AI services.</p> <h2> The Spirit of It </h2> <p>Every developer encounters mysterious errors that seem to appear from nowhere.</p> <p>GhostLog investigates those hidden problems and helps developers understand the ghosts inside their code.</p> <p>My goal is to make debugging easier, especially for beginners who are still learning programming.</p> <h2> Prize Categories </h2> <p>Best Use of Gemma</p> devchallenge hf26challenge