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Jack Soslow
@JackSoslow
Ciridae. AI Transformations. ex a16z, Oculus, Penn Football
San Francisco
ciridae.com
Joined March 2016
613
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17.3K
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  • Pinned
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    Jack Soslow
    @JackSoslow
    May 11
    We're excited to announce Ciridae's $20M Seed, led by Accel, with participation from a16z, General Catalyst, Sunflower, Backcountry, and our friends and family. Jack (@weissenberger_j) and I met years ago through our then-girlfriends, now wives, and have been hacking on projects
    85K
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    Jack Soslow
    @JackSoslow
    Oct 31, 2025
    If you hacked Penn, we're hiring:
    1.2M
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    Jack Soslow
    @JackSoslow
    Dec 20, 2018
    College is broken. Teachers care more about research than teaching. Students care more about grades & jobs than learning. The college itself cares more about donations & rankings than education. Something needs to change
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    Jack Soslow
    @JackSoslow
    Dec 7, 2022
    2011 — Software is eating the world. 2022 — AI is eating software. The most interesting trends, papers, and observations you may have missed in AI for 2022. (read on)
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    Jack Soslow
    @JackSoslow
    Dec 14, 2024
    Ilya at NeurIPS: “I foresaw everything in AI the past decade, assembled colossal models, and now, standing on that Mount Olympus of predictions, I have precisely zero idea what comes next.”
    327K
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    Jack Soslow
    @JackSoslow
    Dec 30, 2022
    Two years ago I fell down the AI rabbit hole. Since then, I tried to get (and stay) up to speed in AI — consuming all relevant papers, podcasts, blogs, etc... I could find. Today, I'm sharing a first pass of my reading list. Hopefully it's helpful!
    docs.google.com
    AI Reading List
    AI Reading List Music Playlist This is aimed towards the AI curious looking to go down the rabbit hole not the AI expert. It will be updated ~monthly. Recommendations are accepted via DM @JackSoslow...
    559K
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    Jack Soslow
    @JackSoslow
    Dec 16, 2021
    2021 was the year of VR, and I have one stat to show you why: This year, Oculus has sold more headsets than Microsoft did Xboxs. This marks the beginning of ARVR's predominance. A thread on ARVRs growth, use-cases, and future below:
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    Jack Soslow
    @JackSoslow
    Jul 14, 2025
    Big update: I've left a16z and started a company! At a16z, I evaluated thousands of AI companies from seed to scale. This taught me something crucial: innovation is exciting, but true transformation - embedding AI into the core of our economy - is an entirely different
    233K
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    Jack Soslow
    @JackSoslow
    Jun 15, 2024
    SF really has everything… except hot people
    290K
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    Jack Soslow
    @JackSoslow
    Dec 28, 2024
    One cold email at a time, I built my life.
    107K
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    Jack Soslow
    @JackSoslow
    Mar 8, 2023
    OpenAI surpasses Bing for the first time in website traffic
    195K
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    Jack Soslow
    @JackSoslow
    Aug 29, 2022
    Two years ago I made a fantasy football draft optimizer. I won 2/7 leagues my first year and 1/4 last year (top scorer in 2/4). This year I'm open sourcing the model + pick optimizer. Last post in the thread has the link.
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    Jack Soslow
    @JackSoslow
    Oct 21, 2022
    For the past year, I've tried to meet most companies building at the intersection of AI x Games. Today, I'm excited to share the cornucopia of interesting companies in the space. Here it is: AI x Games – Application Layer — Market Map WIP Figma link below
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    Jack Soslow
    @JackSoslow
    Mar 31, 2023
    SF is back With its highest net migration rate in >6 years, the phoenix rises.
    478K