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Perplexity Details Its GPU Embedding Stack: How Ivy, Tulip and ROSE Serve pplx-embed
Retrieval quality in an AI search product is bounded by two things: how good the embedding model is, and how cheaply you can run it across an index. This week, Perplexity Engineering team published Fast Embeddings on GPUs, an under-the-hood account of the second — the serving infrastructure behind pplx-embed and the ranking models used […] The post Perplexity Details Its GPU Embedding Stack: How…
Seattle Times and Newsday are the latest publications to sue OpenAI and Microsoft
Two more news organizations are suing OpenAI and Microsoft over the supposed use of their journalism to train AI.
Sep 5, 2026
GitHub Introduces Project HydraFusion: Runtime Multi-Model Orchestration That Builds a Workflow Per Coding Task in Copilot CLI
We look at Project HydraFusion, GitHub's research preview that treats workflow selection as an optimization problem rather than a model picker. We break down the three execution patterns it routes between — Single, Cascade with a quality gate, and Critique with a read-only cross-family reviewer. The post GitHub Introduces Project HydraFusion: Runtime Multi-Model Orchestration That Builds a…
Sep 5, 2026
Hikers rescued after using Google Gemini for planning
The sheriff’s office said the hikers “were advised by Gemini to bring far less food and water than their group required."
Sep 5, 2026
Nous Research Adds One-Click Local Model Setup to Hermes Desktop
Nous Research has collapsed local model setup into a single click in Hermes Desktop. The app reads your hardware, fit-checks the catalog against your GPU, picks the highest-quality build that fits, downloads it, and configures llama.cpp — with a hard 4-bit floor and a 64K minimum context window. The post Nous Research Adds One-Click Local Model Setup to Hermes Desktop appeared first on…
Sep 5, 2026
Artificial Analysis overhauls its Intelligence Index after GPT-6 Astra scoring drew skepticism
Artificial Analysis has released version 4.2 of its Intelligence Index, likely in response to criticism that its benchmarks failed to capture GPT-6 Astra's actual progress. Astra now scores four points above its predecessor but still trails Anthropic's Claude Fable 5.1. The article Artificial Analysis overhauls its Intelligence Index after GPT-6 Astra scoring drew skepticism appeared first on The…
Sep 5, 2026
OpenAI confirms ‘wiki incident,’ says it’s ‘working on a framework’ for more disclosure
OpenAI acknowledged its role in a recently reported incident where AI agents took over a German wiki forum.
Sep 5, 2026
Course Spotlight
All coursesMachine Learning Specialization
Andrew Ng's flagship program covering supervised and unsupervised learning, neural networks, and best practices for real-world ML.
Generative AI for Everyone
Andrew Ng explains how generative AI works and how to apply it in your work and life — no coding required.
CS50's Introduction to AI with Python
Harvard's deep dive into the algorithms behind modern AI — search, knowledge, optimization, and machine learning.
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