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📰 Dev.to · Mohit Verma

6 articles · Updated every 3 hours · View all reads

All Articles 111,749 Blog Posts 121,764 Tech Tutorials 28,505 Research Papers 23,050 News 16,664 ⚡ AI Lessons

88% of Agent Systems Got Hacked — Your LangGraph Auth Layer Is the Problem

Dev.to · Mohit Verma 🤖 AI Agents & Automation ⚡ AI Lesson 2mo ago

88% of Agent Systems Got Hacked — Your LangGraph Auth Layer Is the Problem

88% of AI agent teams reported security incidents. The root cause isn't your LLM — it's 4 auth gaps in LangGraph that every developer ships to product

Stop Using Fixed-Length Chunking: The 1 Change That Gave Us 40% Better RAG Precision

Dev.to · Mohit Verma 🔍 RAG & Vector Search ⚡ AI Lesson 2mo ago

Stop Using Fixed-Length Chunking: The 1 Change That Gave Us 40% Better RAG Precision

How swapping RecursiveCharacterTextSplitter for SemanticChunker in 2 hours delivered a 41% relative improvement in RAGAS context precision — with full

GraphRAG Beats Vector Search by 86% — But 92% of Teams Are Building It Wrong

Dev.to · Mohit Verma 🔍 RAG & Vector Search ⚡ AI Lesson 2mo ago

GraphRAG Beats Vector Search by 86% — But 92% of Teams Are Building It Wrong

Microsoft's GraphRAG achieves 86% on multi-hop queries — but only with entity resolution, community detection, and query routing. Most teams skip all

We Rebuilt Our RAG Pipeline 4 Times — Here's the Architecture That Finally Served 50K Daily Queries Under 800ms

Dev.to · Mohit Verma 🔍 RAG & Vector Search ⚡ AI Lesson 2mo ago

We Rebuilt Our RAG Pipeline 4 Times — Here's the Architecture That Finally Served 50K Daily Queries Under 800ms

A brutal post-mortem of 4 RAG pipeline rebuilds: fixed chunking failures, re-ranking latency traps, context stuffing degradation, and the final archit

Your LLM Is Lying to You Silently: 4 Statistical Signals That Catch Drift Before Users Do

Dev.to · Mohit Verma 🧠 Large Language Models ⚡ AI Lesson 3mo ago

Your LLM Is Lying to You Silently: 4 Statistical Signals That Catch Drift Before Users Do

Your LLM returns HTTP 200 while silently degrading. Learn 4 statistical signals — KL divergence, embedding drift, LLM-as-judge, refusal fingerprinting

5 Data Engineering Techniques That Increased Our LLM Efficiency by 70%

Dev.to · Mohit Verma 🧠 Large Language Models ⚡ AI Lesson 3mo ago

5 Data Engineering Techniques That Increased Our LLM Efficiency by 70%

Discover how data engineering techniques improved our LLM efficiency by 70%.