The Ledger

Every statement that passed quotation and attribution checks. Mix any filter with any other: certainty 1/5, debate potential 5/5, or both at once.

clear all ✕

why aren't all 65 resolved? a statement only gets an assessment when the public record can support or contradict it. opinions and what-ifs never can, and 2 checkable ones are still open, waiting for their date. predictions held up or didn't; assertions are supported or contradicted. on every card: ▮▮▮▮▮ certainty · ▮▮▮▮▮ debate potential. speakers are clickable

Assertion Supported
Huang: Curriculum context expansion outperforms full-length training from scratch
“If you train a model on a shorter context and you progressively increase that context to, like, You know, the final limit that you have, like, 32 K is usually the limit of Lama two was that long. It actually performs better than if you try to train 32 K the …”
Mark Huang May 31, 2024 ▶ 15:39 How to train a Million Context LLM — with Mark Huang of Gradient.ai
Opinion
Chintala: Time and data constrain Meta LLM releases more than GPUs
“So, I think the, it's all a matter of time. I think time is the biggest bottleneck. It's like, when do you stop training the previous one, and when do you start training the next one? And how do you make those decisions? The data, do you have net new data, bet…”
Soumith Chintala Mar 6, 2024 ▶ 46:46 Open Source AI is AI we can Trust — with Soumith Chintala of Meta AI
Prediction Held up
Chintala: Meta will have over 600k H100 GPU equivalents by end of 2024
“That is by the end of this year, and 600 K H-One hundred equivalents. With 250 K H-one hundreds and including all of the other GPU or accelerator stuff, it would be 600 and something K aggregate capacity.”
Soumith Chintala Mar 6, 2024 ▶ 46:07 Open Source AI is AI we can Trust — with Soumith Chintala of Meta AI
Opinion
Lambert: Only 20% to 40% of Meta's Llama RLHF data is useful
“I do think that if we had all the llama data, we wouldn't know what to do with all of it. Like, probably, like, 20 to 40% would be pretty useful for people, but not the whole data set. Like, a lot of it's probably kind of gibberish, because they had a lot of d…”
Nathan Lambert Jan 11, 2024 ▶ 48:20 The Origin and Future of RLHF: the secret ingredient for ChatGPT - with Nathan Lambert
Assertion Supported
Lambert: Meta Used Rejection Sampling to Bootstrapping Llama 2 RLHF
“Llama started their RLHF process with this to get some signal out of preference data. That preference data went into a reward model, and then the reward model did a good enough ranking that it was, like, essentially superpowered instruction tuning based on rew…”
Nathan Lambert Jan 11, 2024 ▶ 1:03:01 The Origin and Future of RLHF: the secret ingredient for ChatGPT - with Nathan Lambert
Assertion Not checkable as stated
Lambert: Meta spent roughly $6M to $8M on Llama 2 preference data
“So I would say, still say, like, six to eight million is safe to say that they're spending, if not more, they're probably also buying other types of data and or throwing out data that they don't like.”
Nathan Lambert Jan 11, 2024 ▶ 46:51 The Origin and Future of RLHF: the secret ingredient for ChatGPT - with Nathan Lambert
Assertion Supported
Ravi: Meta launched three separate SAM 3 models, not just one
“We launched actually three separate models this time. It was SAM-III, SAM-III objects, and SAM-III body. Those were two completely separate models and SAM III is just the image and video understanding model.”
Nikhila Ravi Dec 18, 2025 ▶ 1:08 SAM 3: The Eyes for AI — Nikhila & Pengchuan (Meta Superintelligence), ft. Joseph Nelson (Roboflow)
Disclosure
Ravi: Meta built SAM 3 using open-source community contributions to SAM 2
“In SAM-III we did leverage many of the open source contributions people have made on top of SAM-II. There were new data sets, there were new benchmarks, There were new kind of inference time optimizations. We adopt a lot of the things that the community builds…”
Nikhila Ravi Dec 18, 2025 ▶ 57:04 SAM 3: The Eyes for AI — Nikhila & Pengchuan (Meta Superintelligence), ft. Joseph Nelson (Roboflow)
Disclosure
Zhang: Meta intentionally avoided OCR-heavy images during SAM 3 training data sampling
“In fact, during our data engine, we intentionally do not sample OCR-heavy images.”
Pengchuan Zhang Dec 18, 2025 ▶ 37:11 SAM 3: The Eyes for AI — Nikhila & Pengchuan (Meta Superintelligence), ft. Joseph Nelson (Roboflow)
Assertion Supported
Ravi: Meta Achieved Fully Automated Annotation in SAM 1, Not SAM 2
“Getting to that fully automated data engine is something that we tried to do in SAM too. We actually didn't get to that fully automated approach. In SAM one, we did, we, you know, But the SA-I-B dataset that we released was fully annotated automatically. We di…”
Nikhila Ravi Dec 18, 2025 ▶ 45:38 SAM 3: The Eyes for AI — Nikhila & Pengchuan (Meta Superintelligence), ft. Joseph Nelson (Roboflow)
Disclosure
Speak's pronunciation coach fine-tunes Meta's wav2vec on proprietary phonetic transcripts
“We have for English only right now, a pronunciation coach that is basically like a fine-tuned version of WaveDeVec, which is a meta model, but we basically fine-tune it on a bunch of our own phonetic transcripts, like fine-tuned data.”
Andrew Hsu Jul 11, 2025 ▶ 38:59 Personalized AI Language Education — with Andrew Hsu, Speak
Assertion Supported
Ben Allal: LLaMA 3 used 15x more pre-training tokens than original LLaMA
“LAMA was trained on one trillion tokens, but LAMA-III was trained on 15 trillion tokens.”
Loubna Ben Allal Dec 24, 2024 ▶ 20:33 Best of 2024: Synthetic Data / Smol Models, Loubna Ben Allal, HuggingFace [LS Live! @ NeurIPS 2024]
Disclosure
Scialom: Multimodal Llama 3 will add parameters beyond 405B
“For the text text model only? Yes. A bit of additional parameters for the multimodal version that we come later.”
Thomas Scialom Jul 23, 2024 ▶ 0:36 Training Llama 2, 3 & 4: The Path to Open Source AGI — with Thomas Scialom of Meta AI
Assertion Supported
Frankle: OpenAI, Google, Meta, and Apple have data deals with Shutterstock
“And you know, I, at least I've heard in the news, like opening, I Google, Meta Apple have all called Shutterstock and made those deals.”
Jonathan Frankle Jun 25, 2024 ▶ 3:05 State of the Art: Training 70B LLMs on 10,000 H100 clusters
Assertion Supported
Feinberg: Genesis CTO Sergey Edunov led Meta's Llama 2 research team
“Sergei led the LLAMA II research team at Meta when he was still there.”
Evan Feinberg Jun 30, 2026 ▶ 20:36 🔬 "The Most Innovative Diffusion Research Is Happening in Drug Discovery, Not Image Generation"
Assertion Supported
Swix: Developers at large tech companies like Meta do not run code locally
“That's how it is at most companies, most like big calls, like Facebook, like nobody runs things locally.”
Shawn Wang Jul 28, 2025 ▶ 1:58:07 🕰️ The Oral History of Windsurf (ft. Varun Mohan, Scott Wu, Jeff Wang, Kevin Hou, Anshul R)
Assertion Supported
Mohan: Codeium's office housed Ghost Autonomy and 'Silicon Valley' exterior shoots
“It previously was being leased by, I think, Facebook slash WhatsApp. And then immediately after that Ghost Autonomy, and then now here we are, and we also, you know, I guess one of the things that the landlord told us was this was the place that they shot all …”
Varun Mohan Dec 13, 2024 ▶ 1:00 Windsurf: The Enterprise AI IDE
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