Searching the live web: top AI agents solve 39% of tasks, humans 21%
The new OpenDS-World benchmark tests whether an agent can find and connect evidence across videos, PDFs, tables and websites on its own. Even the best model fails 122 of 200 tasks.
AI news at three levels
Fresh AI research and news: the original, the essence, and a beginner's explanation
October 25, 2026
Elaborate agent memory loses to plain search over the chat history
Plain retrieval with reranking over raw conversation history beat twelve specialised memory systems in six of seven settings and runs many times faster.