Embedding Models Measure Meaning. Frontier LLMs Are Complicating It.
OpenAI’s text-embedding-3-large moved MTEB from 61.0% to 64.6%. And the argument that number started is reshaping frontier LLM...
Agent Harness Design Decides What Your AI Can Touch
A GitHub snapshot dated April 2026 traces the term “agent harness” to late 2025, and the thing it...
JEPA-Anything: One Model, Seven Worlds, Ten Tasks
JEPA-Anything is a domain-agnostic framework built on orthogonal predictive factorization (OPF). And it attempts something most “general” AI...
LLM Overconfidence Is Real. Now We Can Measure It.
A preregistered study (arXiv 2605.23909) just gave LLM overconfidence a formal diagnosis: “too sure they are right.” Confidence...
Frontier LLM Agents Overclaim. The Math Says They Always Will.
Lamini claims Memory Tuning drops hallucinations from 50% to 5%. And frontier LLM agents still overclaim inside that...
AgentLSD Rewrites How We Evaluate AI Security Agents
AgentLSD, listed at 2026-09-16 in the AgentSafety Papers tracker on GitHub, is a controlled framework for evaluating AI...
ComPO vs DPO: Tuning Llama-3-8B at 23GB Instead of 77GB
Shares of Llama-3-8B, not gigabytes. That’s the form the memory claim takes in this paper, and it’s how...
AI Coding Agents Didn’t Get Adopted. They Got Defaulted.
Cursor v0.46 made AI coding agents the default interaction mode in February 2025. And GitHub switched its Copilot...
Open-Source AI Agent Frameworks Stopped Being Demos
Open-source AI agent frameworks have quietly turned into infrastructure, and the proof isn’t in anyone’s marketing copy. It’s...
OpenAI Agents API Public Beta: Managed Runtime, Token-Only Billing
The OpenAI Agents API entered public beta on September 10, 2026, per Tech Insider’s tutorial. Quick answer for...