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GPT-5.2 vs Claude Opus 4.6 / Sonnet 4.6 vs Gemini 3.1 Pro: Which Model Should Junior Devs Choose?

By admin February 26, 2026

A detailed comparison of GPT-5.2, Claude Opus 4.6/Sonnet 4.6, and Gemini 3.1 Pro on performance, cost, and real-world use cases. Includes Python code to call each model's API and a multi-model wrapper for easy switching in production.

Building a Python Chatbot with LLMs: Managing Conversation History and Context Memory from Scratch

By admin February 26, 2026

Calling an LLM API doesn't automatically give you a chatbot with memory — you have to manage conversation history yourself and resend it with every request. This guide walks you through building a Python chatbot with conversation memory, context window trimming, and persistent history between sessions in just ~60 lines of code.