Simon Willison’s Weblog

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Saturday, 22nd November 2025

Research SQLite-utils Iterator Support Research — Enhancements to the sqlite-utils library now allow its `insert_all` and `upsert_all` methods to efficiently process Python iterators yielding lists, in addition to the original dict-based input. Detection of the iterator type is automatic and maintains full backward compatibility, streamlining bulk inserts from row-based data sources like CSV streams and reducing memory usage by avoiding dict construction.
Tool Wikipedia Wikitext Fetcher — Retrieve the raw wikitext source code from Wikipedia articles by searching for a page title or pasting a direct article URL. The tool features autocomplete suggestions while typing search queries and allows you to easily copy the fetched wikitext to your clipboard for further editing or analysis. URL parameters are preserved, enabling you to share links that automatically load specific Wikipedia articles.

Olmo 3 is a fully open LLM

Visit Olmo 3 is a fully open LLM

Olmo is the LLM series from Ai2—the Allen institute for AI. Unlike most open weight models these are notable for including the full training data, training process and checkpoints along with those releases.

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Friday, 21st November 2025
Sunday, 23rd November 2025