sqlite-utils 4.0rc2 is out, and roughly $149.25 worth of Claude Fable wrote most of it.
Simon Willison published a detailed account of delegating the bulk of this release candidate to an AI coding agent. The cost and the model are named explicitly, which makes this a concrete data point, not a vibe.
The full post breaks down what Fable actually produced, where it succeeded, and what that price buys you in practice. Read it if you want a ground-level report on AI-assisted open source development, not a press release about it.
[READ ORIGINAL →]