Shadman Ahmed
Software Architect
Software architect and AI tools enthusiast. I test, benchmark, and review AI models and developer tools so you don't have to.
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LangChain vs LlamaIndex vs Haystack: The Real Numbers
Benchmark data shows LlamaIndex leading on RAG-specific performance, LangChain winning on ecosystem breadth, and Haystack excelling at production stability. Which one should you pick?
Build a RAG Chatbot With Claude and Pinecone in 30 Min
Build a working RAG chatbot using Claude's API and Pinecone vector database in about 150 lines of Python. Step-by-step tutorial from document ingestion to grounded answers, with production tips.
10 AI Tools Every Small Business Owner Actually Needs
The 10 best AI tools for small business owners in 2026, ranked by what actually matters: daily time savings, cost, and zero learning curve.
Suno vs Udio: 7 Differences That Actually Matter
Suno excels at vocal-driven songs with a polished, radio-ready sound, while Udio delivers higher audio fidelity and more creative control for musicians. We break down exactly where each wins.
2026 LLM Benchmark Showdown: 8 Tests, One Clear Winner
Claude Opus 4.6 leads three of eight major benchmarks while OpenAI's o3 dominates math reasoning. We break down MMLU, HumanEval, SWE-bench, and five more tests with full scores and pricing.
DeepSeek vs Llama 4: Which Open Source LLM Wins?
DeepSeek R1 dominates reasoning benchmarks while Llama 4 Maverick offers a 1M-token context window. We break down benchmarks, architecture, pricing, and use cases to help you pick the right open source LLM.
AI Coding Assistants: 9 Best Practices That Actually Work
A practical guide to getting real value from Cursor, Claude Code, and Copilot without shipping hallucinated code. Nine habits that separate productive devs from frustrated ones.
The Brutal Math Behind Open Source PR Backlogs
A viral blog post applies queuing theory to Jellyfin's 200-PR backlog, proving that review wait times grow exponentially as utilization increases. The math explains why your contribution sat ignored for months.
Build a Custom GPT That Works: 8-Step Tutorial
Most custom GPTs are useless thin wrappers. This 8-step tutorial shows you how to build one that actually works, complete with knowledge files, API actions, and proper testing.
Opus 4.6 vs GPT-4o: 8 Benchmarks Reveal a Clear Winner
Claude Opus 4.6 outscores GPT-4o on the majority of major benchmarks, but GPT-4o costs half as much. We break down every benchmark, pricing tier, and use case so you can pick the right model.
Claude Opus 4.6 vs GPT-5: 8 Tests, 2 Winners
Claude Opus 4.6 leads in coding and general knowledge while OpenAI's o3 dominates math benchmarks. Eight tests, two different winners, and a clear takeaway for developers.
Gemma 4 vs Qwen 3.5: 30-Question Blind Eval Breakdown
A community blind eval pits Gemma 4 31B, Gemma 4 26B-A4B, and Qwen 3.5 27B against each other across 30 questions. Qwen wins more matchups, but Gemma leads on consistency. The numbers tell a complicated story.