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Eric Ho

@ericho_goodfire

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Co-founder / CEO @GoodfireAI

San Francisco
Joined September 2011
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@ericho_goodfire
Eric Ho
1 month
Just wrote a piece on why I believe interpretability is AI’s most important frontier - we're building the most powerful technology in history, but still can't reliably engineer or understand our models. With rapidly improving model capabilities, interpretability is more urgent,
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@ericho_goodfire
Eric Ho
21 hours
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@grok
Grok
10 days
The most fun image & video creation tool in the world is here. Try it for free in the Grok App.
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@ericho_goodfire
Eric Ho
21 hours
tips for how we thought about our launch video featured in @speedrun!.
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@ericho_goodfire
Eric Ho
5 days
RT @nickhjiang: What makes LLMs like Grok-4 unique?. We use sparse autoencoders (SAEs) to tackle queries like these and apply them to four….
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@ericho_goodfire
Eric Ho
8 days
@GoodfireAI of course if this sounds like you, we'd love to chat and we're hiring at
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@ericho_goodfire
Eric Ho
8 days
most of the team @GoodfireAI did something similar, myself included. quit whatever they were working on to build towards AI safety (for us, through interpretability).
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@ericho_goodfire
Eric Ho
8 days
impressed by igor's conviction to move on to build in AI safety. as we get closer to AGI, i expect more and more people to realize that nothing matters more than making sure that we transition safely to a world with smarter than human level intelligences.
@ibab
Igor Babuschkin
8 days
Today was my last day at xAI, the company that I helped start with Elon Musk in 2023. I still remember the day I first met Elon, we talked for hours about AI and what the future might hold. We both felt that a new AI company with a different kind of mission was needed. Building.
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@ericho_goodfire
Eric Ho
8 days
RT @lightspeedvp: 🗓️ Mark your calendars for August 26 and join us for a #GenSF meetup covering mechanistic interpretability in modern AI m….
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@ericho_goodfire
Eric Ho
8 days
RT @EkdeepL: Super excited to be joining @GoodfireAI! I'll be scaling up the line of work our group started at Harvard: making predictive a….
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@ericho_goodfire
Eric Ho
12 days
enjoyed this post - lasting improvements + safety will both happen by investing in interpretability.
@ChrisGPotts
Christopher Potts
13 days
For a @GoodfireAI/@AnthropicAI meet-up later this month, I wrote a discussion doc:. Assessing skeptical views of interpretability research. Spoiler: it's an incredible moment for interpetability research. The skeptical views sound like a call to action to me. Link just below.
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@ericho_goodfire
Eric Ho
13 days
RT @GoodfireAI: Results are in from our internal gpt-oss hackathon! A quick roundup of what we found: (1/8).
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@ericho_goodfire
Eric Ho
13 days
RT @CurtTigges: Some neat results from hacking on gpt-oss at the Goodfire internal hackathon this week:. 1. MoE experts are. actually exp….
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@ericho_goodfire
Eric Ho
13 days
RT @jack_merullo_: Could we tell if gpt-oss was memorizing its training data? I.e., points where it’s reasoning vs reciting? We took a quic….
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@ericho_goodfire
Eric Ho
14 days
for the @GoodfireAI hackathon, i built a tool to visualize which experts activate the most in gpt-oss! found that certain experts tend to fire in interpretable contexts, like in business, poems, and code
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@ericho_goodfire
Eric Ho
15 days
come hear @banburismus_ talk about interp if you're in SF!.
@lightspeedvp
Lightspeed
15 days
AI systems are becoming increasingly intelligent, but our understanding of why these systems behave the way they do remains limited. However, with mechanistic interpretability, researchers can take a look inside the black box and aim to uncover what drives the core mechanisms and
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@ericho_goodfire
Eric Ho
16 days
RT @myra_deng: @GoodfireAI hackathon starts now. We’re doing interp on gpt-oss 👀
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@ericho_goodfire
Eric Ho
21 days
RT @myra_deng: how how.it started it’s go….
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@ericho_goodfire
Eric Ho
22 days
also just pumped to work with @josephfkrause and team.
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@ericho_goodfire
Eric Ho
22 days
super excited for this partnership - I think interp +.@radicalai_inc materials expertise will unlock new ways of generating materials. maybe even inverse design.
@GoodfireAI
Goodfire
22 days
AI already accelerates materials R&D, but understanding what models learn about structure-property relationships could yield greater efficiency, inverse design, & new scientific insights. That’s why we’re partnering with @radicalai_inc to bring interp to materials AI! (1/2).
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@ericho_goodfire
Eric Ho
29 days
also interesting that it has a pretty substantial focus on safety, mostly under the branding of national security. i think this is great. catastrophic risks are of course an issue of national security. thought it was kind of silly that there was a big effort to rebrand AI safety.
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