Claude Fable 5 is now available in Cursor. It sets a new state of the art on CursorBench at 72.9%, 8 points above the previous best.
TECHNOLOGY
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Anthropic lance Claude Fable 5, IA de pointe
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Anthropic just released Claude Fable 5, calling it the company's "next generation of intelligence for the hardest knowledge work and coding problems." "It is state-of-the-art on nearly all tested benchmarks of AI capability, showing exceptional performance in software
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Memories of launches of Claude Opus 3, Sonnet 3.5, and Opus 4.5
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I've been at Anthropic through every model launch. There's been a few cases I can remember of a launch that stands out and marks a step-change in how we use models:
— Alex Albert (@alexalbert__) 9 juin 2026
– Claude Opus 3
– Claude Sonnet 3.5
– Claude Opus 4.5
And now Claude Fable 5.
With Fable, the model stopped… https://t.co/PVivAMNL1XI was at Anthropic for every model launch. There have been a few cases that I remember where a launch stood out and marked a step change in how we use models:
– Claude Opus 3
– Claude Sonnet 3.5
– Claude Opus 4.5
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Fable 5: most intelligent model excels in engineering and knowledge
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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
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Anthropic system card PDF link shared by @arrakis_ai
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System card : https://
www-cdn.anthropic.com/d00db56fa754a1
b115b6dd7cb2e3c342ee809620.pdf
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MLA implemented using LoRA in Hugging Face Transformers
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I actually agree and just realize that I totally skipped autoencoders here. Small fun fact though: (in Hugging Face transformers) MLA is implemented using the LoRA tooling
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Mora launches AI-native analytics platform with verified SQL answers
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Mora has launched its AI-native analytics platform, where teams can ask questions about hard revenue, churn, and product and get verified answers in seconds, with the SQL cleanly shown so every number can be checked.
— 🚨 AI News | TestingCatalog (@testingcatalog) 9 juin 2026
It can connect to warehouses, databases, Stripe, and CRMs,… https://t.co/nk8Ivyy7EW pic.twitter.com/LtW12ywPrRMora has launched its AI-native analytics platform, where teams can ask questions about hard revenue, churn, and product and get verified answers in seconds, with the SQL cleanly shown so every number can be checked. It can connect to warehouses, databases, Stripe, and CRMs,
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Lineage of techniques: from eigen decomposition to LatentMoE
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Always go back to basics: LatentMoE was probably inspired by MLA, which was inspired by LoRA, which was inspired by SVD, which was inspired by eigenvalue decomposition.
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Neurosymbolic AI dominates recent AI breakthroughs, deep learning outdated
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Every major AI success of the last 3 years uses neurosymbolic AI. Pure deep learning is history.
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Small AI model: 30B parameters, 3B active, open source
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Small: 30 billion parameters, 3B active.
Efficient: Benchmarks reaching 33.4 on Artificial Analysis coding index, competitive among similarly sized models.
Open Source: Apache 2.0 license so developers can experiment, test and