Top Links from Issue #332

This issue was published on July 8, 2025

Agent Failure Rates 🤖

In this issue, Amazon Keyspaces gets CDC, Nova Canvas lets you try on clothes, and NuxtLabs joins Vercel. Read the full issue...

Most Popular Links

Below are the most popular links from Issue #332 as chosen by our Off-by-none email subscribers. Sign up for the newsletter and help choose the most popular links each week!

1

AWS Confirmed the Crash. Then Denied It. Then Billed Us.
In May, I published a detailed technical breakdown of a fatal, platform-level crash in AWS Lambda — a Node.js function inside a VPC making outbound HTTPS calls that would silently crash after returning a 201. No logs. No errors. No stack trace. AWS eventually reproduced it themselves.

2

MCP as Serverless architecture
TL:DR Lambda and API Gateway MCP server with CDK. Focused on Enterprise architecture. MCP is fast becoming the new standard for communications between machines and Generative AI applications.

3

DSQL sucks at TPC-B
While that runs, let’s dig into that script in more detail. Each transaction is going to randomly pick a row from each of the three base tables: Remember, we have 100000 accounts, 10 tellers, and only 1 branch. So, every transaction is going to pick the same branch.

4

Modernizing a To-Do App with Serverless AWS Architecture
This is a personal project. Full implementation available on GitHub. ServerTask is a company that offers a to-do list application originally built with local storage in the browser.

5

Self-Hosting AI Agents on AWS with Serverless Container Framework v2
Most new AI agent frameworks want to lock you into their platform-as-a-service, but that's rarely a good idea. Here's why: That's why we're introducing a better solution: Serverless Container Framework v2 (SCF v2) - the ideal way to self-host AI agents on AWS.

Honorable Mentions

There are so many great blog posts, tutorials, use cases, and more shared each week by the #serverless community, that picking just a few to feature is really hard. So here are some other honorable mentions chosen by our readers.

Cloudflare container platform in public preview with scale to zero pricing, some initial limitations by Tim Anderson
Cloudflare has made its container platform publicly available in preview, allowing developers to deploy almost any kind of Linux-based containerized application as well as lightweight Worker applications, and with scale-to-zero pricing, though with initial limitations including the specification of

Three Ways to Build Multi-Agent Systems on AWS
When building multi-agent AI systems, the architectural choices you make can dramatically impact performance, maintainability, and scalability. While Strands Agent is the "shiny new thing", we need to ask whether it’s always the best choice.

Serverless ICYMI Q2 2025 by Julian Wood
Welcome to the 29th edition of the AWS Serverless ICYMI (in case you missed it) quarterly recap. At the end of a quarter, we share the most recent product launches, feature enhancements, blog posts, videos, live streams, and other interesting things that you might have missed!

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About the Author

Jeremy is the Director of Research at CloudZero, founder of Ampt, and an AWS Serverless Hero that has a soft spot for helping people solve problems using the cloud. You can find him ranting about serverless and cloud on Bluesky, LinkedIn, X, the Serverless Chats podcast, and at conferences around the world.

 

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Off-by-none is committed to celebrating the diversity of the serverless community and recognizing the people who make it awesome. If you know of someone doing amazing things with serverless, please nominate them to be a Serverless Star ⭐️!