Post
Simon Willison
simonwillison.net
did:plc:kft6lu4trxowqmter2b6vg6z
A few notes on Anthropic's new Claude Fable 5.1 - with Max thinking level I got the best SVG pelican I've had from any Anthropic model (at a hefty cost of $3.30!), which I then had it animate https://simonwillison.net/2026/Sep/1/claude-fable-5-1/
2026-09-02T00:02:22.606Z