Fable 5 is our most intelligent model to date, and by far. SOTA on almost all benchmarks, and it truly excels in software engineering and knowledge work. It can run for days, and its lead over other models increases as
@theamolavasare
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Fable 5 and Opus 4.8: Cyber and Bio Safety
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What "safe for general use" means: Fable 5 includes classification blocks for cyber and bio threats to prevent severe harm. Queries in these areas are instead redirected to Opus 4.8 (we make this clear in the product every time).
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New Claude features: fast mode, dynamic workflows, effort controls
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Also shipping today:
• Fast mode for Opus 4.8 – 2.5x faster, 3x cheaper vs 4.7
• Dynamic workflows in CC – hundreds of parallel subagents in one session, and verifies its own work • Effort controls on http://
claude.ai – choose how much effort Claude puts into a query -
Behavior change in AI: plans, recovers errors, creative, feels senior
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Benchmarks are great, but IMO the behavior change is a much bigger deal. Plans before it edits, recovers from its own errors, and finds creative ways around obstacles instead of stalling. Feels much more like a senior engineer than 4.7, and better at long-horizon work.
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Opus 4.8: our smartest model, best for coding and agents.
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Opus 4.8 is here! It's our smartest Opus model to date, and the best GA model for coding and agents.
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Claude Code Team Partnership Recognition and Collaboration
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Def worth a listen – claude code team is phenomenal, has been a blast to partner with @_catwu over the years
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New Prosumer Feature Test Rolled Out to Select Users
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@edzitron this is a test we're running on a small slice of new prosumer users only, no impacts to existing users
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Company Transparency Policy on Service Changes
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When we do land on something, if it affects existing subscribers you'll get plenty of notice before anything changes. Will hear it from us, not a screenshot on X or Reddit.
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Testing New Options to Improve User Experience Strategy
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So we're looking at different options to keep delivering a great experience for users. We don't know exactly what those look like yet – that's what we're testing and getting feedback on right now.
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Service Usage Surge Requires Updated Pricing Plans
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Engagement per subscriber is way up. We've made small adjustments along the way (weekly caps, tighter limits at peak), but usage has changed a lot and our current plans weren't built for this.