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Anthropic Just Paid Datadog $10M+. Here's the Question They Should Be Asking Instead.

February 20, 2026

Last week, Datadog dropped their Q4 2025 earnings. Buried in the call was a number that lit up X (formerly Twitter): an 8-figure annualized deal with "one of the largest AI foundational model companie...

ObservabilityIndustry AnalysisAI Agents
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What Story-Based Monitoring Actually Looks Like

February 19, 2026

We talk a lot about monitoring starting from the wrong end. Fair enough. But at some point you have to show people what the right end looks like. So here it is.

ObservabilityProduct UpdatesSoftware Quality

From Observability to Intent: Scenario-Driven Systems and the Future of Software and Agents

January 29, 2026

A White Paper on Story-Native, Workflow-Driven Execution

ObservabilityIntent-Driven DevelopmentTechnical Deep Dive

A Picture is Worth a Thousand Lines of Code

January 15, 2026

Development is no longer about reading code. It's about watching it. Directing it. Every creative leap brings a new language. Film wasn't just theater with a camera. It became montage, movement, fra...

AI AgentsProduct UpdatesEngineering Culture

From Golden Files to Golden Behavior: Why We Need a New Way to Trust Software

January 14, 2026

For decades, we've tested software by checking outputs. Did the API return the right JSON? Did the UI snapshot match the expected image? Did the generated file match the golden file?

Testing & BehaviorAI AgentsSoftware Quality

From Code Reader to Intent Architect

November 27, 2025

The job is changing. When agents write the code, you stop reading every line. You can't. There's too much, moving too fast. The old model of reviewing, understanding, and approving each change doesn...

AI AgentsIntent-Driven DevelopmentEngineering Culture

The Unreliable Narrator Problem in Agentic Development

November 25, 2025

Your agent has done this before: This code passes the tests and is production ready. Yay! And it was also completely wrong. AI agents are taking over more of the actual work of writing code. On th...

AI AgentsSoftware QualityEngineering Culture

Intent-Driven Development: Building Agent-Ready Codebases

November 24, 2025

Bug filed. Agent fixes it. Tests pass. Patch ships in two hours. This is possible today. So why isn't it happening? As @EnoReyes put it in his talk Making Codebases "Agent-Ready": "The ceiling for A...

AI AgentsIntent-Driven DevelopmentEngineering Culture

Engineering Context: The Key to AI-Assisted Development

October 1, 2025

One of the biggest challenges in modern software development is maintaining context across multiple projects, repositories, and tools. Let's talk about how Principal ADE solves this.

AI AgentsEngineering CultureProduct Updates

Markdown Rendering in Principal ADE

October 1, 2025

One of the core features of Principal ADE is beautiful, customizable markdown rendering. Let's explore how it works.

Welcome to Principal ADE

October 1, 2025

Welcome to Principal ADE - your AI-powered development environment designed to make engineering teams more productive.

Product UpdatesEngineering Culture