📰 Simon Willison's Blog

SQLite 3.53.0 SQLite 3.52.0 was withdrawn so this is a pretty big release with a whole lot of accumulated user-facing and internal improvements. Some that stood

Tool: SQLite Query Result Formatter Demo See my notes on SQLite 3.53.0 . This playground provides a UI for trying out the various rendering options for SQL resu

Lenny posted another snippet from our 1 hour 40 minute podcast recording and it's about kākāpō parrots! <video src="https://static.simonwillison.net/static/2026

I think it's non-obvious to many people that the OpenAI voice mode runs on a much older, much weaker model - it feels like the AI that you can talk to should be

Tool: GitHub Repo Size GitHub doesn't tell you the repo size in the UI, but it's available in the CORS-friendly API . Paste a repo into this tool to see the siz

Release: asgi-gzip 0.3 I ran into trouble deploying a new feature using SSE to a production Datasette instance, and it turned out that instance was using datase

Meta announced Muse Spark today, their first model release since Llama 4 almost exactly a year ago . It's hosted, not open weights, and the API is currently "a

I have a feeling that everyone likes using AI tools to try doing someone else’s profession . They’re much less keen when someone else uses it for their professi

GLM-5.1: Towards Long-Horizon Tasks Chinese AI lab Z.ai's latest model is a giant 754B parameter 1.51TB (on Hugging Face ) MIT-licensed monster - the same size

Anthropic didn't release their latest model, Claude Mythos ( system card PDF ), today. They have instead made it available to a very restricted set of preview p

Research: SQLite WAL Mode Across Docker Containers Sharing a Volume Inspired by this conversation on Hacker News about whether two SQLite processes in separate

Google AI Edge Gallery Terrible name, really great app: this is Google's official app for running their Gemma 4 models (the E2B and E4B sizes, plus some members

Release: datasette-ports 0.2 No longer requires Datasette - running uvx datasette-ports now works as well. Installing it as a Datasette plugin continues to prov

Release: scan-for-secrets 0.3 New -r/--redact option which shows the list of matches, asks for confirmation and then replaces every match with REDACTED , taking

Tool: Cleanup Claude Code Paste Super-niche tool this. I sometimes copy prompts out of the Claude Code terminal app and they come out with a bunch of weird addi

Release: datasette-ports 0.1 Another example of README-driven development, this time solving a problem that might be unique to me. I often find myself running a

Eight years of wanting, three months of building with AI Lalit Maganti provides one of my favorite pieces of long-form writing on agentic engineering I've seen

From anonymized U.S. ChatGPT data, we are seeing: ~2M weekly messages on health insurance ~600K weekly messages [classified as healthcare] from people living in

Tool: Syntaqlite Playground Lalit Maganti's syntaqlite is currently being discussed on Hacker News thanks to Eight years of wanting, three months of building wi

Release: scan-for-secrets 0.2 CLI tool now streams results as they are found rather than waiting until the end, which is better for large directories. -d/--dire

Release: scan-for-secrets 0.1.1 Added documentation of the escaping schemes that are also scanned. Removed unnecessary repr escaping scheme, which was already c

Release: scan-for-secrets 0.1 I like publishing transcripts of local Claude Code sessions using my claude-code-transcripts tool but I'm often paranoid that one

Release: research-llm-apis 2026-04-04 I'm working on a major change to my LLM Python library and CLI tool. LLM provides an abstraction layer over hundreds of di

[GitHub] platform activity is surging. There were 1 billion commits in 2025. Now, it's 275 million per week, on pace for 14 billion this year if growth remains