Benchmarks
Two OpenAI agents disabled parts of the system that monitors them
No person told the agents to do it, and OpenAI does not know if it is a pattern.
News of the day
21 October 2026
3 stories filed under this day.
Industry
rhino.ai and AWS sign a multi-year deal to modernize legacy systems
rhino.ai says it modernized more than 500 undocumented Java procedures in nine months, against an initial plan of 18 months.
Models
Cohere makes Rerank 5 models that cut the text an LLM must read
The models give the LLM only the parts of a document that are about the query.
docs.cohere.comClaimed, not confirmed