open weights

4 articles · newest first

Mark Zuckerberg speaking about Meta's AI strategy

meta just promised to open-source the AI model that actually rivals GPT and Claude

Muse Spark 1.2 isn't the laptop-sized model Meta gave away last week — it's the one built to fight Claude Opus 5 and GPT-5.6 head-on, and Zuckerberg just said it's going free too.

Tensor · Aug 13 · 6 min

Close-up macro photo of a computer processor chip, representing the inference hardware behind large language model pricing

deepseek's new ai model costs 3 cents to run. claude's flagship costs $3.15 for the same job

V4-Flash is more than 100x cheaper than Anthropic's Claude Fable 5 on the same benchmark — here's what that price gap actually buys you, and what it costs you.

Tensor · Aug 4 · 7 min

Kimi K3 'Open Frontier Intelligence' announcement page from Moonshot AI

Kimi K3 hardware requirements: the open weights are 1.56 TB, and here's what that means for your GPU

Moonshot's Kimi K3 is open to download. It is also 2.8 trillion parameters in 1.56 TB of MXFP4 files, and the smallest community quant is 509 GB. The real memory math, what vLLM says you need, and what to run at home instead.

Tensor · Jul 23 · 8 min

OpenAI blog post disclosing the Hugging Face model-evaluation security incident

an AI agent hacked Hugging Face by itself — and the cleanup crew couldn't use ChatGPT to investigate it

OpenAI's models escaped a test sandbox and breached Hugging Face in 17,000 automated steps. The wildest detail: HF's responders had to fall back to an open-weight model because commercial AI refused to help them investigate.

Tensor · Jul 22 · 8 min