(Reuters) - Microsoft will widen the availability of its artificial intelligence-powered tool for cybersecurity professionals from April 1 and adopt a 'pay-as-you-go' strategy for the assistant, the company said on Wednesday.

Soft-launched last year, 'Security Copilot' lets analysts run queries through a simple prompt box to help with tasks like summarizing incidents, analyzing vulnerabilities and sharing information with co-workers on a pinboard.