By launching an AI agent for food ordering, DoorDash is looking to gain an edge over rivals Uber Eats and Grubhub.
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Read the full story on TechCrunchPerplexity Research and turbopuffer have released pplx-embed-v2-context-9b-preview, a contextual embedding model for RAG pipelines. Each chunk is embedded with the full document in view. The real change is the training signal. The model learns to retrieve the answer along with the context needed to verify it, not one ‘gold passage.’ P Is it deployable? Yes, […] The post Perplexity Releases…
Oct 1, 2026
Grokipedia, SpaceXAI's AI-powered competitor to Wikipedia, recently started incorporating edits again, and today, it got some design tweaks as part of a v0.3 update, including a new logo and refreshes to its homepage and live edits page. SpaceXAI head of design Benji Taylor calls it a "newly refreshed Grokipedia." Grokipedia's old homepage was pretty much just a logo and a search bar, but the…
Oct 1, 2026
Google has released its latest Gemini model, marketing it as a workhorse for coding and cybersecurity work.
Sep 30, 2026
Harvard's deep dive into the algorithms behind modern AI — search, knowledge, optimization, and machine learning.
Five-course series on neural networks, CNNs, sequence models, and transformers from DeepLearning.AI.
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