How do you support full-text search JSON filtering over agent traces that span up to hundreds of MBs, while keeping a median (P50) latency of 400ms? Here’s an inside look at how we built a custom inverted index from scratch for SmithDB.
AI
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Claude Fable5 new AI: comparative test with Opus 4.8 and GPT 5.5
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Claude #Fable5 just came out and this AI is CRAZY! Here's my full test → https://youtu.be/FukC8qIEqY4 I compare Fable 5 to Opus 4.8 and GPT 5.5. You'll see, I wasn't ready…
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Act Quickly on Political Ideas to Share AI Benefits
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Many of these policy ideas have commonsense appeal across the political spectrum, and the faster we act on them, the faster everyone will share the benefits of AI.
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Anthropic publishes proposal on AI risks and financial support for jobs
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In parallel, Anthropic publishes a proposal on how governments can address the risks posed by advanced AI and a policy framework for job displacement, for which we plan to provide substantial financial support.
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Mandatory third-party tests for cyber, bio, autonomy, and blocking risks
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In addition to transparency, I now believe that cutting-edge models should undergo mandatory third-party testing for cyber, bio, and autonomy risks — with the power to block or revoke the deployment of models that present a risk.
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Anthropic believes transparency is no longer sufficient for cutting-edge AI
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Anthropic has long advocated for transparency requirements for cutting-edge AI, because the risks were not yet clear enough to be precisely regulated. This is no longer sufficient.
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Impact of AI on employment, economy, science, freedoms and geopolitics
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The essay also addresses what the steep upward trajectory of AI implies for employment and the economy, scientific progress, civil liberties, and geopolitics.
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Publication of the essay Policy on the AI Exponential on accelerated AI
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Today, I am publishing a new essay, *Policy on the AI Exponential*. AI is progressing extremely fast — much faster than the political process was designed to handle. The essay explains where I place the technology currently, and the actions needed to bridge the gap.
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One-shot fetal renders change threat model: deepfakes, provenance, synthetic content
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Oh one shot fetal first person renders change the threat model, think plausible deepfakes, dataset provenance, and realistic synthetic medical content
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Claude Fable 5 creates 3D explorable womb journey in one shot
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This is Absolutely INSANE.
— Shubham Saboo (@Saboo_Shubham_) 10 juin 2026
Claude Fable 5 generated the entire journey of a baby in the womb as a 3D explorable world. You literally see this in first person view.
In just ONE shot. pic.twitter.com/V7fEJsZVW7This is Absolutely INSANE. Claude Fable 5 generated the entire journey of a baby in the womb as a 3D explorable world. You literally see this in first person view. In just ONE shot.