Blog

This blog primarily publishes articles about software engineering and AWS. I have also started publishing blogs about how to draw illustrations. The types of articles provided may vary depending on the language.

Featured

How to use Amazon Bedrock models with Open WebUI

This article explains how to use Amazon Bedrock models with Open WebUI. Open WebUI is an LLM chat application UI, and with Amazon Bedrock you can use the APIs without writing code. We walk through required settings and how to launch with docker‑compose, and show how to invoke different models easily.

2025-08-272025-08-27

AWSITLLMAI

Recent

Production RAG in six stages

A practical walkthrough of a production-ready RAG query workflow: query transformation, hybrid lexical and semantic retrieval, reciprocal rank fusion, cross-encoder reranking, neighbor expansion, synthesis, observability, and RAG-Fusion tradeoffs.

2026-06-072026-06-07

ITLLMAI

Why LLMs without tool calling capability can call tools?

Tool calling isn't really a model capability — it's a runtime loop: inject a prompt, detect a pattern, stop generation, run the tool. This article walks through both the native (provider-owned) and prompt-only paths, shows concrete examples for each, and explains why fine-tuning has blurred the line between them.

2026-05-062026-05-17

ITLLMAI

How to Draw and Paint Leather Shoes ｜ How to Express Leather Texture

A practical guide to painting leather shoes with a glossy sheen. We walk through anchor highlights → bounce light → shadows → finishing, with tips on when to use Add (Glow) vs Multiply and how to handle diffuse reflection. Includes Mary Jane examples so you can consistently capture texture and volume.

2025-11-082025-11-08

Illustration