Simon Willison’s Weblog

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Thursday, 8th February 2024

The first four Val Town runtimes (via) Val Town solves one of my favourite technical problems: how to run untrusted code in a safe sandbox. They’re on their fourth iteration of this now, currently using a Node.js application that launches Deno sub-processes using the deno-vm npm package and runs code in those, taking advantage of the Deno sandboxing mechanism and terminating processes that take too long in order to protect against while(true) style attacks. # 6:38 pm

Google’s Gemini Advanced: Tasting Notes and Implications. Ethan Mollick reviews the new Google Gemini Advanced—a rebranded Bard, released today, that runs on the GPT-4 competitive Gemini Ultra model.

“GPT-4 [...] has been the dominant AI for well over a year, and no other model has come particularly close. Prior to Gemini, we only had one advanced AI model to look at, and it is hard drawing conclusions with a dataset of one. Now there are two, and we can learn a few things.”

I like Ethan’s use of the term “tasting notes” here. Reminds me of how Matt Webb talks about being a language model sommelier. # 3:10 pm