Greylock Partners introduced Greylock 18, a new $1.5 billion venture fund aimed at investing at the earliest stages of AI startups.

Greylock Partners introduced Greylock 18, a new $1.5 billion venture fund aimed at investing at the earliest stages of AI startups.

By keeping the number of investments to about 25 per fund, Greylock aims to remain what it calls "the most important partner" to its founders.