From the source
Vercel's post argues that near-frontier open-weight models like Kimi K3 can perform offensive security research today, while frontier models (except Fable 5) are already capable of defensive cybersecurity work.
The author demonstrates Kimi K3's ability to autonomously investigate vulnerabilities, including mapping attack surfaces and writing fuzzers, though it did not escape Vercel Sandbox.
The post urges defenders to use available models rather than wait for future releases.






