I Went Looking for Real-World AI Agent Examples. They're Rare.
Most AI agent demos are toy weather bots. I hunted for real, production agents built with LangGraph, CrewAI and the Claude Agent SDK — here's what actually exists.
Published
Lakshmi Narasimhan builds software, runs production, and writes down both.
Essays, TILs and notes on AI coding, Claude Code, SaaS, Kubernetes and security. Something new most days.
Latest essay
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Three posts that explain most of how I work. Read in order, or don't. I'm not your manager.
Your CLAUDE.md Is Making Claude Dumber
ETH Zurich research shows bloated CLAUDE.md files reduce AI coding performance and increase costs. Here's what to keep, what to kill, and why 60 lines beats 800.
How to Build a SaaS with Claude Code in a Weekend (Not a Quarter)
How I build SaaS solo with Claude Code: what to build, the Max plan, specs, context engineering with beads, and deploying with Kamal. A weekend, not a quarter.
I Found a Cryptominer in My Client's Production Cluster. Claude Code Found the Attacker.
A New Year's security incident, a CVSS 10.0 vulnerability, and an hour-long investigation that should have taken days.
Topics
Each topic has a written intro, the best posts, the full archive and its own RSS feed.
- AI coding What changes when the code writes itself, and what stubbornly doesn't.
- Craft The job under the job: meetings, bad code, taste, and throwing things away.
- Claude Code Daily-driver notes: CLAUDE.md, hooks, skills, MCP and the bombs it nearly shipped.
- SaaS Solo SaaS without the ceremony: pricing, stacks, monitoring, small bets.
- Kubernetes Years of clusters, and why I now mostly bet against them for indie work.
- Security Naked Redis instances, leaked source and audits for vibe-coded apps.
- AI agents An LLM, some tools, a loop. Everything else is the hard part.
Everything, newest first
Essays, TILs, notes and releases in one stream.
June 2026
April 2026
- Your Cloud Bill Is A Tax On Someone Else's Resume
Essay,
- Claude Overreaches. Codex Underreaches. I'm Still Figuring Out How to Use Both.
Essay,
- My Agent Runs 10 Cron Jobs. Three of Them Are Worth the Electricity.
Essay,
- Your CLAUDE.md Is Making Claude Dumber
Essay,
- The Claude Code Leak Revealed a Token Drain Bug. The Real Problem Is Bigger.
Essay,
March 2026
- Your SaaS Audience Doubled. Half of Them Are AI Agents.
Essay,
- Anthropic Is Losing Money on You Every Month. What Are You Shipping?
Essay,
- Will Vibe Coding Replace Developers? COBOL Already Tried.
Essay,
- What Chinese Factories Taught Me About Prompting Claude Code
Essay,
- Claude Code Has Been Navigating Your Codebase Like a Tourist With No Map
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February 2026
- Why Your MCP Server Will Die in Obscurity
Essay,
- While You Panic About AI Taking Jobs, I Built $200/Mo Tools
Essay,
- How to Escape the SRE Meeting-Industrial Complex
Essay,
- The Real SaaS Moat AI Can't Replicate
Essay,
- Open Source Is Starving While AI Makes Coding Free
Essay,
- Your Redis Is Probably Naked Right Now
Essay,