--- title: Wrote up some notes on the February 2026 update to the... description: Notes on the February 2026 update to the official SWE-bench leaderboard, tracking how AI coding agents perform on software engineering tasks. Includes a... canonical: https://daily.dev/posts/wrote-up-some-notes-on-the-february-2026-update-to-the-official-swe-bench-leaderboard-with-a-bonus--5opxba24y twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Wrote up some notes on the February 2026 update to the official SWE-bench leaderboard, with a bonus side-quest to get Claude for Chrome to redraw their chart to add percentage labels to the bars https://t.co/fU6F2UM23X | daily.dev og:description: Notes on the February 2026 update to the official SWE-bench leaderboard, tracking how AI coding agents perform on software engineering tasks. Includes a... og:url: https://daily.dev/posts/wrote-up-some-notes-on-the-february-2026-update-to-the-official-swe-bench-leaderboard-with-a-bonus--5opxba24y og:image: https://api.daily.dev/og/posts/5OPxba24y.png og:image:alt: Wrote up some notes on the February 2026 update to the official SWE-bench leaderboard, with a bonus side-quest to get Claude for Chrome to redraw their chart to add percentage labels to the bars https://t.co/fU6F2UM23X og:image:width: 1200 og:image:height: 630 og:locale: en --- [Simon Willison](https://daily.dev/sources/simonwillison) [Read on](https://api.daily.dev/r/5OPxba24y) Feb 19 • From x.com  Simon Willison @simonwillison Wrote up some notes on the February 2026 update to the official SWE-bench leaderboard, with a bonus side-quest to get Claude for Chrome to redraw their chart to add percentage labels to the bars https://t.co/fU6F2UM23X Comment Bookmark Copy Share your thoughts Post Share this post [](https://daily.dev/sources/simonwillison) [Simon Willison](https://daily.dev/sources/simonwillison "https://daily.dev/sources/simonwillison") Simon Willison's blog offers a mix of technical tutorials, data analysis projects, and reflections o... 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