Excited to announce the inaugural class of @a16z Ops Engineer fellows! ~50 ops engineering leaders selected out of thousands of apps from t...

ok big drop today: very excited to announce The Cosign Awards 2026 has been a crazy year. One thing we keep seeing: the people making the...

Last night we co-hosted a reunion for former Apple employees who are now building / working at startups .. Such an incredible group .. even...

…Imagine now the AI version that knows far more about your interests, what you consider a stimulating conversation, and the kinds of people ...

Ops Engineer, mid '25! first sighting in the wild. Who ended up getting the role, @adamdangelo ? would love to include them in @a16z Ops Eng...

the new alpha is customers who connect their personal agent to your app (it’s kinda like a super granular customisable notification permis...

why do you think we keep launching fellowships, come on guys took you this long? https://build.a16z.com/fellowships https://twitter.com/da...

some things I believe: - personal agents will become the front door to professional life. 500m+ people will have a Muse, Instinct, GrokBot,...

Next week my team and I are gathering a group of the most interesting folks we know- who are at the very early stages of starting, or open t...

what does a headless / agent-native professional social network look like? likely involves some version of: - I connect my personal agent ...

oh WOW just realizing how powerful @bot is for scraping / summarizing people who engage with posts like this .... just got a whole lot easie...

how does the “online forum” evolve in an age of personal agents ? i guess we’ll find out ! https://x.com/david__booth/status/210609410952200...

still working through waitlist for full access, but for the @cosign curious in the meantime this is a big unlock: opening up the graph for b...

I'm doing a handful of quick 1:1 product jam sessions every day with @cosign users to learn what you're doing with it (or would like to), wh...

One of the (many) most fun parts of @cosign is our take on the "six degrees of separation" game On the "discover" page there's a graph view...

>Intelligence is everywhere. >Anyone can do nearly anything; but most people aren’t, yet. >Can you awaken the new behavior, and can you win...

if you're on @cosign: 1- check out the new network page (http://cosign.co/discover/network) to see what/who your mutuals have been cosigni...

your instinct booked a dinner reservation? cool mine got batteries installed at home, built a live feed of weather forecasts + NZ spot pow...

can we do this for every country ? - i’ll tag team NZ with @YangFanYun 🇳🇿 - are there too many Aussies @heath_jamieson, @atlas, @majamed...

thing i love most about this @a16z Fellowship announcement is - while it was fairly low key (sandwiched between @theacademysf and @cosign an...