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A solo dev built a complete web search engine from the ground up in just two months, leveraging 200 GPUs to generate 3 billion neural embeddings across 280 million indexed pages. The project uses transformer-based embeddings, a dramatic improvement over traditional keyword matching, as it supports much more complex queries.
Since launching in 2023, ChatGPT's mobile app has reached $2B in consumer spending, with an average return of $2.91 per install, vastly outpacing other AI mobile apps.
GPT-5, when accessed via the OpenAI API, has its own hidden system prompt that is independent from the system prompt users specify in their API calls. It is very resistant to sharing the details of this secret system prompt. The prompt seems to specify a level of 'oververbosity' where the assistant prioritizes direct answers with minimal extra content and keeps explanations short unless users ask for more.
A Triton implementation of GPT-OSS was included in the release, but the kernels are forward-only - this developer vibe-coded their own kernel to use for training.
Customers of open weight model providers will have to be careful to make the right choice.
Gemini's Projects feature enables the assistant to run Research tasks across uploaded files.
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Google's Gemma 3 270M is a compact 270 million parameter model designed for task-specific fine-tuning that offers strong instruction-following and text structuring capabilities. The model ensures extreme energy efficiency - it only uses 0.75% battery for 25 conversations on a Pixel 9 Pro SoC. Ideal for high-volume, well-defined tasks, it allows for rapid iterations and on-device processing to reduce costs and ensure privacy.
OpenAI is preparing a Chromium-based browser that will use Agent mode to control actions. Agent mode is being updated to choose between operating on a remote cloud/virtual browser and a first-party local browser. It looks like the cloud browser feature will only be enabled as a fallback when using OpenAI's upcoming browser.
Cohere raised $500 million at a $6.8 billion valuation, marking a $1.3 billion increase from its previous round just over a year ago. The Toronto-based company has carved out a distinct position targeting enterprise security rather than consumer applications, recently nabbing longtime Meta research head Joelle Pineau as chief AI officer.
Meta's DINOv3 is a scalable self-supervised learning model that delivers state-of-the-art results across varied image domains like web and satellite imagery.
"Doomprompting", the cycle where AI interactions devolve from purposeful queries into mindless iteration loops, has become a new form of digital addiction. What starts as intentional problem-solving degrades into passive negotiation with systems that offer infinite variations without genuine understanding. Unlike doomscrolling's passive consumption, doomprompting creates an illusion of productivity where users feel they're thinking and creating while they're actually outsourcing cognitive effort.
Anthropic's Model Context Protocol (MCP) standardizes LLM tool use. It is quickly becoming the norm for tool integrations. Despite MCP's rapid adoption, experiments show that models often failed to use tools effectively, with GPT-5 performing best but struggling when limited to only relevant tools. This highlights ongoing challenges in generalizing tool use and optimizing AI agent performance in complex scenarios.
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Crystal is an Electron desktop application that lets users run, inspect, and test multiple Claude Code instances simultaneously using git worktrees. Users can resume conversations anytime and test changes instantly without leaving Crystal. Crystal has built-in rebase and squash operations, and users can view diffs and track modifications. It allows users to test, compare approaches, and manage AI-assisted development workflows in one desktop app.
OpenCUA provides a comprehensive open-source toolkit for building computer-use agents that includes data collection tools, training pipelines, and 22K human demonstration trajectories across three operating systems and 200+ applications. Its key innovation is "reflective long Chain-of-Thought" reasoning that helps agents identify and recover from errors during multi-step tasks.
A theoretical framework explaining how transformers perform factual-recall ICL tasks using vector arithmetic. It builds on hierarchical concept modeling to show that nonlinear residual transformers trained with gradient descent converge on 0-1 loss.
Whether chain-of-thought reasoning is real or not is primarily a philosophical question. It depends on having a clear definition of what 'real' reasoning is, and there is no single consensus definition of ideal reasoning. Good model reasoning papers both directly assess the quality of human reasoning skills, or ideally, provide a tight philosophical definition of what 'real' reasoning is, and use tasks that actually require reasoning rather than simply computation. They use tasks that have many paths to success and don't draw sweeping conclusions about 'real' reasoning.
Parag Agrawal, Twitter's former CEO, started a company called Parallel Web Systems Inc. after being fired by Elon Musk. The company has built an infrastructure product to help AI agents search the web to find the most accurate information. One of its initial product lines is an API called 'deep research' that draws from a variety of relevant data sources on the web to create an organized analysis with citations and confidence scores that measure reliability. While Agrawal likes to say his customer is the AI agent itself, for now, Parallel's customers are developers and businesses that want to integrate its tools into their AI workflows.
This new interactive site from OpenAI compares how its models respond to identical prompts.
Perplexity extended its Comet assistant to Enterprise Pro subscribers, enabling secure AI-enhanced browsing and research.
A significant number of investors use ChatGPT in ways that influence their trading decisions and market outcomes.
Qwen Chat Deep Research now supports image and file inputs, expanding its capabilities beyond text-only analysis.
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What happens when business-critical applications run — but the source code is missing? Thoughtworks tested whether AI could be used to r [5]everse engineer a black box application [6].
A new update for Gemini allows the AI chatbot to remember past conversations without prompting. The feature will be turned on by default, but can be disabled in settings. If turned on, Gemini automatically recalls key details and preferences and uses them to personalize its output. It has started rolling out to Gemini 2.5 Pro in select countries and will eventually come to more locations and Gemini 2.5 Flash.
DeepSeek-R2 is expected to be released before the end of the month. The model will use a more advanced Mixture-of-Experts. It could potentially have double the parameters of DeepSeek-R1. The model's release will likely lead to competition with OpenAI's GPT-5.
Igor Babuschkin, a technical co-founder of Elon Musk's xAI, has announced his exit from the company. He played a key role in building xAI's engineering team and shaping it into a major player in AI development since its inception in 2023.
AI-driven web traffic surged 527% from January to May, with LLMs like ChatGPT and Perplexity reshaping user engagement. Legal, Finance, and Health industries lead in AI-sourced sessions, indicating a shift towards AI for complex inquiries. SEO must adapt to prioritize clarity and relevance for AI selection, or risk falling behind in user discovery.
Artificial Analysis benchmarked OpenAI's gpt-oss-120B across 11 API providers and found striking performance differences despite hosting the same model. AIME math scores ranged from 78.3% on Azure to 93.3% on Cerebras — a 15-point gap that suggests provider infrastructure significantly impacts model capabilities. The major cloud providers (Azure, Amazon Bedrock, and Nebius Base) consistently lag behind smaller, specialized AI inference startups like Cerebras, Groq, and Fireworks.
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The Gemini Deep Research team is working on the Deep Research API. This will be a big upgrade for builders. Deep Research can automatically browse hundreds of websites, think through findings, and create insightful multi-page reports in minutes. It is designed to tackle complex research tasks by breaking them down, exploring the web to find answers, and synthesizing findings into comprehensive results.
@wyattjoh/imessage and @wyattjoh/imessage-mcp on JSR are open-source packages that give LLMs read-only access to users' iMessage database on macOS. They enable natural language queries for messages, with all processing done locally on users' machines. This post walks users through the installation process and getting started with the tools.
An open‑source, VS Code–derived AI code editor offering direct connections to any LLM (local or cloud), agent modes, change checkpoints, and full data privacy—with no backend middleman.
ElevenLabs' Eleven Music enables users to generate studio-grade music from natural language prompts. It offers control over genre, style, and structure, with options for vocals or instrumental tracks in multiple languages. Users can edit individual sections or entire songs for sound and lyrics adjustments.
A new feature codenamed Magic View has been spotted in Google's NotebookLM. So far, the feature launches an animation that resembles a dynamic canvas, though there's no clear indication of what its main function will be. The feature was discovered via feature flag analysis and code review. Given the pace and approach of Google's recent updates to NotebookLM, it may be a while before Magic View is widely available.
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OpenAI quietly introduced ChatGPT Go, a budget subscription tier priced at roughly $4.55 monthly, in India and other developing markets.
Anthropic hired the three co-founders and roughly a dozen engineers from Humanloop, a startup that specializes in prompt management and LLM evaluation tools for enterprises.
It's those who run the models, not those who make them.
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Perplexity made an unsolicited $34.5B cash offer to acquire Chrome, pledging to keep Chromium open source, invest $3B in the project, and retain Google as the default search.
Anthropic expanded Sonnet 4 to a 1M‑token context window in public beta on the Anthropic API and Amazon Bedrock, with Vertex AI support planned.
Anthropic outlined a multi‑layer safeguards program spanning policy design, training influence, red‑teaming and testing, real‑time enforcement, and threat intelligence to reduce misuse.
OpenAI's GPT-5 prompting guide reveals a new verbosity API parameter that controls response length independently of reasoning depth, plus a Responses API that persists reasoning context between tool calls. The guide suggests the "minimal reasoning effort" path for latency-sensitive applications, and shows GPT-5 excels as its own meta-prompter - with users successfully deploying prompt revisions generated by asking the model how to fix unsuccessful prompts
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