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Showing signals surfaced by tj mahr 🤘 ×
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Established AI field signal Signal 3d ago
⚡ 404 h early

Claude Fable is relentlessly proactive

5 experts across 4 network communities independently surfaced this.

5 experts 4 communities 1 sources clustered
Maria Antoniak Simon Willison Jessica Hullman James Grimmelmann tj mahr 🤘

“After two days with Claude Fable 5 the best way I can describe it is "relentlessly proactive" - here's an example where I dropped in a screenshot of a bug and it span up custom CORS Python servers and used pyobjc-framework-Quartz to capture screenshots simo…”

“This is extremely unsettling. simonwillison.net/2026/Jun/11/...”

3 experts discussed this · 3 posts
tj mahr 🤘: @jessicahullman.bsky.social in the comments: "I’ve had similar experiences – as soon as model fitting runs into a problem, coding agents start devising their own idiosyncratic solutions" oh no. thi…
Jessica Hullman: It’s really only a problem when they don’t surface the decision points they had to navigate. Instructing them to report any unexpected challenges can help
Carlos Scheidegger: Yes! Have them write plans, have them update the plans as they’re doing the work, have them write debriefings into those plans after the work is done, and have them commit those plans to version co…
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Primary source simonwillison.net ↗