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Practical thinking on AI engineering, automation strategy, and what it actually takes to ship AI systems that work.

In-House vs Outsourced AI Development 2026 Guide
Comparison

In-House vs Outsourced AI Development 2026 Guide

In-house vs outsourced AI development in 2026: compare costs, risks, and hybrid models. Make smarter sourcing decisions—read the full guide now.

Ignas VaitukaitisApril 2, 2026 · 5 min read
Best Vector Databases for RAG 2026: Top 7 Picks
Top

Best Vector Databases for RAG 2026: Top 7 Picks

Discover the best vector databases for RAG in 2026. Compare Pinecone, Qdrant, and Weaviate with real benchmarks and tradeoffs. Choose wisely now.

Ignas VaitukaitisApril 2, 2026 · 5 min read
Perplexity Search API vs Tavily for RAG 2026
Comparison

Perplexity Search API vs Tavily for RAG 2026

Perplexity Search API vs Tavily for RAG and agents in 2026. Compare latency, cost, and structured retrieval benefits to choose the right API. Read now.

Ignas VaitukaitisApril 2, 2026 · 5 min read
RAG Frameworks: Top 5 Picks in 2026
RAG

RAG Frameworks: Top 5 Picks in 2026

The single biggest thing that’s changed about RAG in 2026? It’s not the models. It’s the retrieval. Get that wrong and nothing downstream — not your fancy agent loop, not your reranker, not your $200/month LLM API bill — saves you. After digging through enterprise benchmarks, production deployment guides, academic systematizations, and framework comparisons published

Ignas VaitukaitisMarch 18, 2026 · 5 min read
The 8 Best AI Agent Frameworks in 2026: A Developer’s Guide
AI Agents

The 8 Best AI Agent Frameworks in 2026: A Developer’s Guide

Picking an AI agent framework in 2026 feels less like choosing a library and more like choosing an architecture you’ll live with for years. After synthesizing the strongest developer-focused research from early 2026 — production case studies, ecosystem data, protocol analyses, and TCO breakdowns — LangGraph is the best overall AI agent framework for serious developers

Ignas VaitukaitisMarch 18, 2026 · 5 min read
RAG vs. Fine-Tuning in 2026: A Decision Framework With Real Cost Comparisons
RAG

RAG vs. Fine-Tuning in 2026: A Decision Framework With Real Cost Comparisons

Here’s what I’ve learned after spending the better part of this year helping teams make this exact call: most enterprises in 2026 should start with RAG and only add fine-tuning when they can point to a specific, measurable reason it’s needed. That’s the short version. The long version involves latency budgets, token economics, EU AI Act deadlines,

Ignas VaitukaitisMarch 17, 2026 · 5 min read
How Much Does a RAG System Cost? Infrastructure, Development, and Ongoing Expenses
RAG

How Much Does a RAG System Cost? Infrastructure, Development, and Ongoing Expenses

Most teams building retrieval-augmented generation systems get the budget wrong by a factor of two or three. Not because they’re careless — because they’re looking at the wrong line items. They’ll model the OpenAI embedding bill down to the penny, pick a vector database based on its free tier, and then act surprised when the

Ignas VaitukaitisMarch 17, 2026 · 5 min read
10 Signs Your Business Is Ready for AI Agents (2026)
AI Agents

10 Signs Your Business Is Ready for AI Agents (2026)

Here’s the uncomfortable truth about AI agents in 2026: most businesses think they’re ready. Most aren’t. Gartner projects that 40% of enterprise apps will feature task-specific AI agents by year’s end — up from under 5% in 2025. But Gartner also predicts more than 40% of agentic AI projects will be canceled by the end

Ignas VaitukaitisMarch 16, 2026 · 5 min read
What Does It Cost to Build an AI Agent in 2026? A Transparent Pricing Guide
AI Agents

What Does It Cost to Build an AI Agent in 2026? A Transparent Pricing Guide

Here’s the number most vendors won’t put on the first slide: a production AI agent that actually does something useful in 2026 typically costs $40,000 to $300,000+ to develop — and that’s before you pay a single monthly invoice for running it. The real AI agent development cost isn’t the build. It’s everything that comes after. That

Ignas VaitukaitisMarch 16, 2026 · 5 min read
Is RAG Still Worth It in the Age of Million-Token Context Windows?
Comparison

Is RAG Still Worth It in the Age of Million-Token Context Windows?

Here’s a take that might surprise you: the “RAG is dead” crowd is attacking a version of RAG that barely exists anymore. When people compare RAG vs long context, they’re usually pitting a million-token prompt against naive top-k vector search — and yeah, in that matchup, long context looks pretty good. But that’s not the real

Ignas VaitukaitisMarch 16, 2026 · 5 min read
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In every issue
  1. 01One agent build, taken apart step by step
  2. 02The tools that earned a place in our stack this week
  3. 03What broke in production, and what we changed

Written by Ignas Vaitukaitis, founder of AlphaCorp AI.