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Justine Mach Profile
Justine Mach

@MachJustine

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cs & history @columbia | building community @columbiaentrep | growth @dedaluslabs (yc s25) | vp @contrary

Joined March 2025
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@itsCathyDi
Cathy Di
10 days
Over the past few months at @dedaluslabs, we’ve noticed how many talented founders from around the world are being held back by one thing: location. There is no better place in the world to build an AI startup than San Francisco. SF is home to all the major AI labs, top talent,
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@WindsorNguyen
Windsor Nguyễn
10 days
Announcing Break In, your all-expenses-paid opportunity to go big in SF. The program will run from December 2nd through December 22nd. Applications open on October 27th. You don't want to miss it! Read more:
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dedaluslabs.ai
December 2-22. Applications opening October 27, 2025.
@itsCathyDi
Cathy Di
10 days
Over the past few months at @dedaluslabs, we’ve noticed how many talented founders from around the world are being held back by one thing: location. There is no better place in the world to build an AI startup than San Francisco. SF is home to all the major AI labs, top talent,
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@MachJustine
Justine Mach
16 days
huge
@itsCathyDi
Cathy Di
16 days
We just raised an $11M seed to help developers build complex agents across any model and any tool in 5 lines of code. Our round was led by @KindredVentures (@stevejang) and @saga_ventures (@maxaltman, @braveben, @itsthomson). At @DedalusLabs, we believe the future of AI agents
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@itsCathyDi
Cathy Di
21 days
average sf startup office
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@dedaluslabs
Dedalus Labs
22 days
On Tuesday, we brought together leading researchers from @OpenAI, Princeton, and Stanford to discuss the future of LLM post-training. With over 750 sign-ups, the conversation spanned reinforcement learning, synthetic data generation, model alignment, and real-world deployment.
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@dedaluslabs
Dedalus Labs
20 days
We hosted a 150-person workshop during #SFTechWeek, showing how anyone can build an AI agent with the Dedalus SDK. No experience needed. Thanks to @EragonAI for joining and sharing how they use Dedalus in production.
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@itsCathyDi
Cathy Di
1 month
it’s been just one month since @dedaluslabs hosted @ycombinator’s first-ever overnight hackathon… here’s the recap 🪽 take a look to see what all the teams built! ft. our friends @convex_dev @Vapi_AI @browser_use @onkernel @_interfere @nozomioai @agentmail_to @autumnpricing
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