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Simon Willison

Co-creator of Django and creator of Datasette; prolific writer on LLMs and practical AI tooling.

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From Simon Willison

394 posts
Simon WillisonJun 26, 2026

Quoting OpenAI

We're beginning a limited preview of the GPT‑5.6 series: Sol, our flagship model; Terra, a balanced model for everyday work; and Luna, a fast and affordable model. Terra has competitive performance to GPT‑5.5 while...

Simon WillisonJun 25, 2026

AI and Liability

AI and Liability Bruce Schneier on the recent German ruling that Google be held liable for errors introduced in their AI overviews: AI agents are agents of the person or organization that deploys them—and should be...

Simon WillisonJun 24, 2026

simonw/browser-compat-db

simonw/browser-compat-db Inspired by Mozilla's new MDN MCP service - source code here - I decided to try converting their comprehensive mdn/browser-compat-data repository full of browser compatibility data into a SQLite...

Simon WillisonJun 24, 2026

Quoting Tom MacWright

In the last few months, I've started to see [job applications] that were clearly cowritten by an LLM, link to an LLM-generated portfolio site, which then links to LLM-generated GitHub projects, with purely LLM-generated...

Simon WillisonJun 23, 2026

datasette 1.0a35

Release: datasette 1.0a35 I'll write more about this one tomorrow, but it's a big release. Three highlights from the release notes: New "Create table" interface in the database actions menu, backed by the...

Simon WillisonJun 19, 2026

Quoting Sean Lynch

The real valuable capability MCP offers over skills/CLI is isolating the auth flow outside of the agent’s context window, and potentially out of the harness completely. [...] Maybe the idealized form of MCP is just an...

Simon WillisonJun 18, 2026

datasette-acl 0.6a0

Release: datasette-acl 0.6a0 This release expands datasette-acl from table-only permissions toward a general resource-sharing system. Alex Garcia did most of the work for this release - we're fleshing out the plugin...

Simon WillisonJun 17, 2026

Quoting Charity Majors

What happened in 2025 was this: the economics of code production were turned upside down. Instead of being very hard, time-consuming, and expensive to generate code, it became effectively free and instant. Lines of code...

Simon WillisonJun 17, 2026

NetNewsWire Status

NetNewsWire Status I find this inspiring. Brent Simmons retired a year ago, and his retirement project is making one piece of software really, really good - free from any commercial pressure. The software is NetNewsWire...

Simon WillisonJun 16, 2026

datasette 1.0a34

Release: datasette 1.0a34 Quoting the release notes: The big feature in this alpha is tools to insert, edit and delete rows within the Datasette interface. These features are available on table pages, and edit and...