@FortuneMagazine editor, senior writer and podcast host @thetermsheet, co-chair Fortune Brainstorm. Covering the people and money moving private markets.
Arcee AI, which develops open-weight models in the US, raised a Series B at a $1B pre-money valuation; a source says Arcee raised at least $150M (@agarfinks / Fortune)
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I’m filling in for @agarfinks for today’s Term Sheet!
“Emily Forlini here. OpenAI and Anthropic are no strangers to controversy, but over the past week the heat on them has snowballed from a steady flame to a full-blown dumpster fire.”
fortune.com/2026/09/10/a-str…
While early wearables just counted steps, connected fitness giants like Oura and Tonal are using artificial intelligence to predict your recovery before you even feel it.
Fortune senior writer @agarfinks goes inside the $2 trillion wellness economy to test the tech and analyze the multibillion-dollar data moats. bit.ly/4cLgQ11
Oura filed for a U.S. IPO on Thursday, revealing that it sold more than 3.6 million smart rings over the past year.
CEO Tom Hale previously told @agarfinks that the Oura Ring is like having a “doctor in your pocket." bit.ly/4xJxNBq
In my self promotion era...
Very proud of the work my partners do everyday @BoxGroup... Humbled to work alongside @nkatragadda@ClaireSmilow@grosen@AdamRothenberg@adina_z_davis
Honored to back founders year after year who have big dreams to change the world, and do...
I hit the trifecta: proud, humbled and honored...
Some of the earliest money in Cursor (the largest vc-backed acquisition ever) turned a $750,000 investment into a ~$1 billion return. @davidtisch and his midas touch at Box Group strike again! Great profile here of one of the best early stage investors who wins while going against the grain @agarfinksfortune.com/2026/08/26/david…
Billionaire founder @MarcLore says Wonder uses an AI algorithm to determine who should get promoted.
The serial entrepreneur joined Fortune's @agarfinks and the #TermSheet vodcast to explain his bet on the $9 billion food-tech enterprise. bit.ly/4qBmtV0
Some of the earliest money in Cursor (the largest vc-backed acquisition ever) turned a $750,000 investment into a ~$1 billion return. @davidtisch and his midas touch at Box Group strike again! Great profile here of one of the best early stage investors who wins while going against the grain @agarfinksfortune.com/2026/08/26/david…
Startups that looked hot a few years ago now look dead in the water as AI barrels ahead. @agarfinks asked VCs for candid thoughts on how much of their portfolios are at risk. One cited 10-20%, but I bet the reality is much, much higher for most. fortune.com/2026/08/20/portf…
Voice AI startup Wispr raised a $280M Series B led by Menlo Ventures at a $2B valuation, taking its total funding to $361M, and now has 100K business customers (@agarfinks / Fortune)
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"I've already trained a ChatGPT voice model with everything that I know for it to be able to hypnotize an individual."
In the latest episode of #TermSheet, Fortune's @agarfinks sat down with Mentalist @itsmaxmajor to explore the emerging world of AI hypnosis. bit.ly/4g0P94M
Livestream shopping app Whatnot raised a $545M Series G led by Iconiq, Lightspeed, and Avra at a $20B valuation, up from an $11.5B valuation in October 2025 (@agarfinks / Fortune)
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"He is one of the best sellers on Whatnot."
In the latest episode of Fortune's #TermSheet, @Whatnot CEO Grant LaFontaine told Fortune's @agarfinks that one seller made $4,000 an hour while selling actual fish on a livestream from his boat. bit.ly/3RjU7l9
Mariana Minerals, which builds and operates mines using its MarianaOS software platform, raised a $310M Series B, bringing its total funding to $400M (@agarfinks / Fortune)
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For decades, scent remained computing's final analog frontier. Now Osmo has done what many thought impossible: digitized smell.
Fortune's @agarfinks visited Osmo to learn more about the world’s first olfactory intelligence platform and how the $130 million startup is using AI to bottle up smells. bit.ly/4f9CMo5