Nous Research launched the Hermes Index, a leaderboard that ranks frontier models on their performance as agents inside the company's Hermes Agent framework and tracks the cost of each task

Autonomous systems that use large language models to plan, reason, and take actions — including browsing the web, writing code, calling APIs, and completing multi-step tasks with minimal human intervention.

Standardized methods for evaluating AI system performance. Enables comparison across models, tasks, and metrics.