Max Koven
172 posts

Max Koven
@KovenMax
Leading data strategy at one of the world’s largest banks. Always looking to discuss data, technology, and investing.



We estimate that, on our tasks, Claude Opus 4.5 has a 50%-time horizon of around 4 hrs 49 mins (95% confidence interval of 1 hr 49 mins to 20 hrs 25 mins). While we're still working through evaluations for other recent models, this is our highest published time horizon to date.


ChatGPT already helps millions of people find what to buy. Now it can help them buy it too. We’re introducing Instant Checkout in ChatGPT with @Etsy and @Shopify, and open-sourcing the Agentic Commerce Protocol that powers it, built with @Stripe, so more merchants and developers can integrate agentic checkout.



Let us branch off from chats at specific points without losing the node we branched off from, sometimes I want to persue multiple possible branches to a conversation or sometimes I want to go on like a 1-3 side prompt conversation without it muddying the context of the original chat














