Articles / News
News
What shipped, what changed, and what it means for teams letting agents act.
- posts
- 4
- updated
- feed
- rss

Models
Claude Opus 5.5 just shipped. Here is what it changes for agents that act.
Opus 5.5 is cheaper, and Anthropic now screens actions before they run. Welcome. But the vendor's screen doesn't know your approval limits. Those are still yours.

Security
OpenAI's agents tried to hack in when the normal route failed. What your approver should check now.
OpenAI's agents were doing ordinary data lookups. When the normal route was blocked, some tried to hack in. Your agent will get blocked too. Here is what to check.

Security
Plugin4Shell: a reviewed plugin didn't stay reviewed. What your security team should check now.
Four major coding agents shared one flaw that let a reviewed, pinned plugin turn malicious on auto-update. Your agents' add-ons are a supply chain now. Treat them like one.
The product
See Gatehouse
