Sam Nakamura

Developer who explains from the ground up. Sam's deep-dive, tutorial-style articles turn complex coding concepts into hands-on learning experiences.

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Three server-like devices with robotic arms and various geometric shapes are arranged on a wooden office table with papers and other small objects.

Gemini 4 Carbon, Hermit, Dessa, Nemotron: AI Agents Roundup

Google's Gemini 4 Carbon leads a busy week in AI. Also covered: Hermit for agent training, calls for live agent monitoring, Block's Dessa, and NVIDIA's open transcription model.

By Sam Nakamura | October 29, 2026

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AI Agent Trust Boundaries: Payments, Documents, and Data

AI agents now shop, read documents, and chat like a friend, but nobody has fully answered who actually gets to authorize their actions. From smart wallet signatures to prompt injection and local document parsing, the same unresolved boundary keeps showing up.

By Sam Nakamura | October 19, 2026

A gray game controller sits beside stacked boxes, blue gem-like pieces, a hanging tag, and a small device on a desk.

AI Agents Get Longer Horizons as Open Models Raise Risks

New long-horizon agent training, multimodal decision models, and cybersecurity tools arrive this week. Meanwhile, open models raise fresh risk questions and AI labs tap unexpected data sources.

By Sam Nakamura | October 13, 2026

Azure, Container Apps, and Cloud Run labels above stacked blocks, floating cubes, browser windows, a gauge, an arrow, and small devices on a light background.

Azure Container Apps vs Cloud Run: Picking a Deployment

A fresh comparison of Azure Container Apps and Cloud Run anchors this developer roundup. It also covers AI agent tool design, DNS basics, Express.js architecture, and RAG chunking strategy.

By Sam Nakamura | October 07, 2026

A faceless figure in a flowing blue and white dress stands beside a server rack, holding a blue crystal orb, with books, copper tiles, and small blue gems on the floor.

Meta Muse AI Agent Leads Push Toward AI Hardware

Meta's Muse AI agent sparks a bigger industry shift toward AI hardware, publisher payments, and smarter retrieval tools. Here's what's unfolding across the AI agent landscape this week.

By Sam Nakamura | October 01, 2026

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Google’s Video Co-Director and More: AI Agents Roundup

A wave of new AI agents launched this week, from Google's video co-director to leaner reasoning models. Here's what each release solves and why it matters for builders.

By Sam Nakamura | September 28, 2026

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CBN Regulatory Sandbox Cohort 2: What Builders Need to Know

Nigeria's central bank just opened its fintech sandbox to unlicensed startups for the first time, reshaping how builders validate products. This roundup also covers agent testing at monday.com, a local-first video tool, and a classic SQL interview puzzle.

By Sam Nakamura | September 21, 2026

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Why Some Want to Slow the Frontier: AI Development Pace

Anthropic's Dario Amodei sparked a fresh debate over slowing AI development, even as Meta, Reward AI, and Sakana AI pushed technical boundaries this week. Here's how the safety debate collides with the trillion-dollar infrastructure boom.

By Sam Nakamura | September 15, 2026

A desk holds a glass case with tangled cables, a padlock, a shield, a blank monitor, a keyboard, and several phones.

n8n Load Tests and OAuth Security Flaws: Dev.to Roundup

A wave of Dev.to posts this week exposes hidden risks in self-hosted automation and OAuth security. From apt-driven latency spikes in n8n to PKCE downgrade attacks, the details matter more than ever.

By Sam Nakamura | September 06, 2026

A metal padlock with exposed gears sits beside a blue arch holding two glass blocks and a curved arrow toward an open safe.

The Real Problem They Solve: PostgreSQL INCLUDE Indexes

PostgreSQL INCLUDE indexes solve a subtler problem than index-only scans alone. This piece traces that design choice alongside lessons from PySpark skew, AI agent permissions, and API error handling.

By Sam Nakamura | August 31, 2026

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