Join us on Substack to get Radar by email.

article AI & ML

The Subsidy Ended: What Tool-Using Agents Actually Cost

Usage-based billing didn’t make agents expensive. It made their existing costs visible, and visibility turns agent economics into a governance problem.

By Bennie Haelen |

June 9, 2026

article AI & ML

Long-Running Agents

By Addy Osmani |

June 8, 2026

article AI & ML

The AI Agents Stack (2026 Edition)

Six layers between your LLM and a production agent

By Paolo Perrone |

June 8, 2026

article

This Week in AI: Production Viability

By Michelle Smith | June 5, 2026

article

Agents Need a Public Square

By Sruly Rosenblat at Asimov’s Addendum | June 5, 2026

article

I Let an AI Agent Run 40 Experiments While I Slept

By Vanchhit Khare | June 5, 2026

article

The Tidy House

By Tim O’Reilly | June 4, 2026

video

The Future of Software Will Be Shaped by Microeconomics with Tim O'Reilly

By O'Reilly | June 4, 2026

article

Predict, Don’t Enumerate

By Michael Roytman | June 4, 2026

video

The Pharmacists Who Built Their Own Agents with DJ Patil

By O'Reilly | June 3, 2026

article

Context as Code

By Artur Huk | June 3, 2026

article

Radar Trends to Watch: June 2026

By Mike Loukides | June 2, 2026

video

From Automation to Augmentation: Designing AI Coaches That Amplify Expertise with Mike Amundsen

By O'Reilly | June 1, 2026

article

AI Sovereignty and the Architecture of Participation

By Tim O’Reilly | June 1, 2026

article

SaaS Is Not Dead Yet

By Mike Loukides | June 1, 2026

article

Open Source Ecosystems

By Ilan Strauss | May 29, 2026

video

Agent Teams in Claude Code with Addy Osmani

By O'Reilly | May 29, 2026

video

Exploring Subagents in Claude Code with Addy Osmani

By O'Reilly | May 28, 2026

article

Your AI Agent Already Forgot Half of What You Told It

By Andrew Stellman | May 28, 2026