The AI graveyard: a running list of projects and startups that didn’t make it
From Apple's repeatedly delayed Siri AI to OpenAI's messy "super app" launch, here's a look at the AI projects that shut down or missed expectations.
toolproduct
Weekly AI Builder Briefing
Each week, dozens of AI signals pass through AI Hot's feed — model releases, tool updates, agent changes, and infrastructure shifts. The Weekly AI Builder Briefing distills the most actionable ones into a short recap with clear next-step guidance.
This is not a newsletter or a hot list. It is a structured weekly signal review designed for builders who need to catch up fast: what changed, why it matters, and what to do next. Every item carries a link to the original source.
Use this page as your weekly stand-up prep: scan the recap, open the decision briefs that match your stack, and leave with a try/watch/skip shortlist for the week ahead.
15 signalsSorted by date, newest first
The OpenAI board member who fired Sam Altman says we still can’t trust AI CEOs
Today, I’m talking with Helen Toner, the executive director of the Center for Security and Emerging Technology at Georgetown University. This episode is part two of our series on…
toolsecurity
Serving GLM-5.3 at 607.8 tok/s across two Nvidia DGX stations with vLLM
Serving GLM-5.3 at 607.8 tok/s across two Nvidia DGX stations with vLLM — from Hacker News front page
toolmodelinfraproduct
Jensen Huang’s departure blasts big hole in AI startup funding, VCs and founders say
Nvidia poured tens of billions into AI startups under Huang. Without him at the helm, founders and VCs are bracing for smaller checks and lower valuations.
infraproduct
ChatGPT Wallet lets OpenAI’s Dots agents make purchases for you
After launching its Dots AI agents platform earlier this year, OpenAI is launching a wallet for the agents. ChatGPT Wallet is rolling out starting today for ChatGPT Pro subscriber…
toolagentproduct
AI agent startup LangChain hits $3B valuation
LangChain now claims 7,000 customers of its model and platform agnostic agent management tool LangSmith.
modelagentproduct
Export-banned Nvidia chips are behind China’s most powerful AI models — uh-oh, Jensen!
New research shows the most advanced AI models from China were trained on banned Nvidia chips.
modelinfraresearch
ChatGPT’s new Wallet lets AI agents shop and check out for you
ChatGPT Wallet lets AI agents shop and check out on users' behalf, starting with a limited rollout to U.S. Pro subscribers.
toolagent
The unfolding Jensen Huang scandal: a timeline
Jensen Huang has resigned from Nvidia following an affair, which could have ramifications for national security as the U.S. and China race to develop the most advanced AI infrastr…
infrasecurity
Claude’s Duet agent is a little neurotic and surprisingly helpful
Normally, the products I test don't offer to help me write up my experience with them. Duet is different. Claude Duet is Anthropic's AI agent for consumers, the latest attempt by…
toolagentproduct
llm-gemini 0.37
Release: llm-gemini 0.37 Google launched Gemini 4 Hydrogen today - the lowest cost member of the Gemini 4 family. It's actually not too far off the price of its much bigger siblin…
toolmodelproduct
Google’s new Gemini model is better at understanding complicated questions
Google says its new Gemini 4 Hydrogen model can give more helpful answers to complex questions, including "questions with multiple parts, hard-to-understand typos, or highly speci…
toolmodelproduct
Nebius tests the neocloud playbook with $40 billion in planned spending
Nebius plans to fund its $40 billion AI infrastructure expansion through customer prepayments and loans, even as delays at a Microsoft data center raise questions about its financ…
modelinfra
Nectar launches an AI agent to automate creator discovery and outreach for brands
Nectar's new AI agent automates influencer marketing, helping brands discover creators, manage outreach and partnerships, and track campaign results.
agentproduct
AgentSSL: Can MLE Agents Leverage Unlabeled Data?
Applying machine learning systems to new domains introduces bottlenecks in both labeled data acquisition and manual pipeline engineering. While recent MLE agents show promise in a…
agentinfra