OpenAI Researchers Train Weight Sparse Transformers to Expose Interpretable Circuits

If neural networks are now making decisions everywhere from code editors to safety systems, how can we actually see the specific circuits inside that drive each behavior? OpenAI has introduced a new mechanistic interpretability research study that trains language models to use sparse internal wiring, so that model behavior can be explained using small, explicit…

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Comparing the Top 6 Agent-Native Rails for the Agentic Internet: MCP, A2A, AP2, ACP, x402, and Kite

As AI agents move from single-app copilots to autonomous systems that browse, transact, and coordinate with each other, a new infrastructure layer is emerging underneath them. This article compares six key “agent-native rails” — MCP, A2A, AP2, ACP, x402, and Kite — focusing on how they standardize tool access, inter-agent communication, payment authorization, and settlement,…

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How to Design an Advanced Multi-Agent Reasoning System with spaCy Featuring Planning, Reflection, Memory, and Knowledge Graphs

In this tutorial, we build an advanced Agentic AI system using spaCy, designed to allow multiple intelligent agents to reason, collaborate, reflect, and learn from experience. We work through the entire pipeline step by step, observing how each agent processes tasks using planning, memory, communication, and semantic reasoning. By the end, we see how the…

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NVIDIA AI Introduces TiDAR: A Hybrid Diffusion Autoregressive Architecture For High Throughput LLM Inference

How far can we push large language model speed by reusing “free” GPU compute, without giving up autoregressive level output quality? NVIDIA researchers propose TiDAR, a sequence level hybrid language model that drafts tokens with diffusion and samples them autoregressively in a single forward pass. The main goal of this research is to reach autoregressive…

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Meet SDialog: An Open-Source Python Toolkit for Building, Simulating, and Evaluating LLM-based Conversational Agents End-to-End

How can developers reliably generate, control, and inspect large volumes of realistic dialogue data without building a custom simulation stack every time? Meet SDialog, an open sourced Python toolkit for synthetic dialogue generation, evaluation, and interpretability that targets the full conversational pipeline from agent definition to analysis. It standardizes how a Dialog is represented and…

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How Powerful are Diffusion LLMs? Rethinking Generation with Any-Process Masked Diffusion Models

How powerful are Diffusion LLMs compared to classic autoregressive LLMs, once you treat generation as an algorithm with time and space complexity, not just as a decoding trick? A new research paper from a team researchers from Toyota Technological Institute at Chicago and MIT gives a formal answer. This new research compares Auto-Regressive Models (ARM),…

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How to Build a Fully Self-Verifying Data Operations AI Agent Using Local Hugging Face Models for Automated Planning, Execution, and Testing

In this tutorial, we build a self-verifying DataOps AIAgent that can plan, execute, and test data operations automatically using local Hugging Face models. We design the agent with three intelligent roles: a Planner that creates an execution strategy, an Executor that writes and runs code using pandas, and a Tester that validates the results for…

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OpenAI Introduces GPT-5.1: Combining Adaptive Reasoning, Account Level Personalization, And Updated Safety Metrics In The GPT-5 Stack

OpenAI has released GPT-5.1 as the next iteration in the GPT-5 family, with 2 core variants, GPT-5.1 Instant and GPT-5.1 Thinking. The update focuses on 3 axes, adaptive reasoning behavior, clearer explanations, and stronger control over tone and safety. Model Lineup And Positioning GPT-5.1 Instant is the default conversational model in ChatGPT. OpenAI describes it…

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How to Build a Fully Functional Custom GPT-style Conversational AI Locally Using Hugging Face Transformers

In this tutorial, we build our own custom GPT-style chat system from scratch using a local Hugging Face model. We start by loading a lightweight instruction-tuned model that understands conversational prompts, then wrap it inside a structured chat framework that includes a system role, user memory, and assistant responses. We define how the agent interprets…

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