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CloudWeld Field Notes

Field notes on AI-built software.

What breaks, what it costs, and how to run it in production. Written by the engineers doing the work.

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Production, security, AI costs, and agents. What we learn taking AI-built software to production.

All AI Costs MCP & Agents Production Security

Production 10 min read

Your Codebase Is 95 Percent AI-Generated. Investors Now Check.

AI-generated codebases stopped being a curiosity and became a due-diligence line item. What technical reviewers actually look for, what it does to your valuation, and how to be ready before the data room opens.

CloudWeld Team

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MCP & Agents 11 min read

Most MCP Servers Die Before Production. Yours Does Not Have To.

Audits show more than half of public MCP servers are dead and fewer than one in five are production-ready. The reasons are consistent: authentication, tool design, and a spec that keeps moving. Here is what production-grade actually requires.

Claudia Stan

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Security 11 min read

What Actually Breaks in AI-Built Apps: The Incident Record

Missing access rules, leaked keys, and deleted databases. A tour of the documented failures in AI-built software, why it is always the same five things, and the short list of fixes that would have prevented most of them.

CloudWeld Team

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AI Costs 9 min read

The Flat-Rate AI Era Is Over. Here Is the Math That Replaces It.

In June 2026, AI coding tools and subscriptions switched from flat rates to meters, and a lot of budgets broke in the same month. What happened, why it was inevitable, and how to engineer your way back to predictable costs.

Claudia Stan

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