That is a difficult question I am not qualified to answer, but Mythos 5 was export controlled for a brief time due to its cybersecurity capability and implications to national security, so for cybersecurity "as capable as Mythos 5" seems to be a good baseline. I wouldn't know for biosecurity though.

UK AISI preliminary evaluation suggests Kimi K3 is not capable enough for cybersecurity in this sense.

https://www.aisi.gov.uk/blog/preliminary-assessment-of-kimi-...