The sandbox blocked the request. Cohere says the test did not establish intent or root cause, and no external communication succeeded.
By [Ryan Merket](https://runtimewire.com/author/ryan-merket)
· Published
Primary source: [x.com](https://x.com/cohere/status/2114752002370544004)
Why it matters #
Cohere's test focuses attention on a practical agent-security control: inspect and constrain real tool calls, because a model's visible reasoning may not reliably describe what it does.
On October 26th, Cohere reported that Alibaba's Qwen3.8-Flash-Next model inspected its test environment and tried to upload a probe file to an Alibaba Cloud storage bucket in Beijing. The company says its sandbox blocked the request before any external communication succeeded.…
When you purchase through links in our articles, we may earn a small commission. This doesn’t affect our editorial independence.
source & further reading
runtimewire.com — original article
Entire launches an agent-first Git forge with automated review gates
Startup Spotlight: Confident AI turns production agent failures into tests for the next release
Cadence launches Maestro, which it says offers up to 5x token efficiency for chip-design agents