/Tech1h ago

Allen Institute for AI post-training lead Nathan Lambert joins Arcee.ai as a research advisor

He will guide the startup's research on open-source AI.

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Arcee.ai@arcee_ai

We are thrilled to announce that @natolambert is joining Arcee as a Research Advisor.

Nathan鈥檚 work and thought leadership have been instrumental to the open model ecosystem, and his guidance comes at a critical time as open builders face growing pressure.

This is a major addition for Arcee and the American OS movement.

Nathan brings the conviction, taste, and technical depth this moment calls for.

10:11 AM 路 Jun 10, 2026 路 32.9K Views
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Users are celebrating Arcee's appointment of Nathan Lambert as Research Advisor because they see it as a huge win and great fit for open source AI.

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49 comments with sentiment.
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VIEWS15.6KBOOKMARKS19LIKES429RETWEETS14REPLIES26
Nathan Lambert@natolambert

I quickly became friends with Arcee's leadership and can't help but root for their humble approach to building the open ecosystem. No nonsense licenses, no projecting, just enabling broad access to efficient intelligence.

I'm happily supporting their research as an advisor.

Arcee.ai@arcee_ai

We are thrilled to announce that @natolambert is joining Arcee as a Research Advisor.

Nathan鈥檚 work and thought leadership have been instrumental to the open model ecosystem, and his guidance comes at a critical time as open builders face growing pressure.

This is a major addition for Arcee and the American OS movement.

Nathan brings the conviction, taste, and technical depth this moment calls for.

1hViews 15.6KLikes 429Bookmarks 19
Nathan Lambert@natolambert

I am still starting something else a new full time job, more soon on that front. This helps me serve my community role in the ecosystem.

Nathan Lambert@natolambert

I quickly became friends with Arcee's leadership and can't help but root for their humble approach to building the open ecosystem. No nonsense licenses, no projecting, just enabling broad access to efficient intelligence.

I'm happily supporting their research as an advisor.

1hViews 1.1KLikes 38Bookmarks 0
Vincent Weisser@vincentweisser

@arcee_ai @natolambert 馃敟馃敟

1hViews 308Likes 11
Yacine Mahdid@yacinelearning

@arcee_ai @natolambert this is very hot

1hViews 310Likes 8
xjdr@_xjdr

@natolambert Congrats! amazing move for everyone involved

Nathan Lambert@natolambert

I quickly became friends with Arcee's leadership and can't help but root for their humble approach to building the open ecosystem. No nonsense licenses, no projecting, just enabling broad access to efficient intelligence.

I'm happily supporting their research as an advisor.

1hViews 500Likes 6Bookmarks 0
Seth Karten@sethkarten

@arcee_ai @natolambert huge for the open source community!

1hViews 249Likes 6
sankalp@dejavucoder

@arcee_ai @natolambert woah

1hViews 216Likes 5
himanshu@himanshustwts

@arcee_ai @natolambert waow, congrats nathan and arcee team!

1hViews 312Likes 4
Maziyar PANAHI@MaziyarPanahi

@arcee_ai @natolambert THIS IS HUGE!!! 馃敟

1hViews 217Likes 3
Daniel Auras@rasdani_

@arcee_ai @natolambert wild 馃敟

congrats!

1hViews 55Likes 3
tensorqt@tensorqt

@arcee_ai @natolambert insane

1hViews 75Likes 2

@arcee_ai @natolambert What a relief! Congrats both sides! You got good ones 馃槀

1hViews 184Likes 1
sshkhr@sshkhr16

@arcee_ai @natolambert

1hViews 43Likes 2
Andrew Drozdov@mrdrozdov

!!

Arcee.ai@arcee_ai

We are thrilled to announce that @natolambert is joining Arcee as a Research Advisor.

Nathan鈥檚 work and thought leadership have been instrumental to the open model ecosystem, and his guidance comes at a critical time as open builders face growing pressure.

This is a major addition for Arcee and the American OS movement.

Nathan brings the conviction, taste, and technical depth this moment calls for.

58mViews 121Likes 1Bookmarks 0
jaisel@jaiselsingh

@arcee_ai @natolambert ooo this is exciting

1hViews 98Likes 1
Nadeem@8W7O7

@arcee_ai @natolambert pull of the year imo

1hViews 94Likes 1
Toven@pingToven

@arcee_ai @natolambert LFGGGG

1hViews 63Likes 1
sam laki@samlakig

@arcee_ai @natolambert mandate of heaven

1hViews 55Likes 1
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