Hermes Agent is an open-source, self-improving AI assistant by Nous Research that features persistent cross-session memory, a skills system that learns and refines reusable capabilities over time, and multi-platform access through terminal UI, Telegram, Discord, Slack, WhatsApp, Signal, and email. It solves the fundamental limitation of AI assistants forgetting everything between sessions by implementing a multi-level memory system where the agent retains user preferences, project context, and learned problem-solving strategies across conversations. Hermes Agent bridges the gap between stateless AI chat interfaces and truly persistent AI teammates that grow more capable and personalized through continued use.
Hermes Agent includes over 40 built-in tools for web search, file operations, terminal commands, image generation, text-to-speech, vision analysis, and code execution, all usable autonomously without human intervention. The self-improving skills system works by observing complex task completions, extracting reusable skill documents from successful approaches, and refining those skills on subsequent encounters, effectively creating a growing library of domain expertise. The agent runs on any infrastructure from a $5 VPS to serverless cloud, with two primary entry points: a terminal UI for local interactive use and a gateway server for messaging platform integrations.
Hermes Agent targets developers, researchers, and power users who want a persistent AI assistant that learns their workflows, remembers their projects, and becomes more useful over time through accumulated experience and skill development. It integrates with multiple communication platforms allowing users to interact with their agent from wherever they work, whether that is the terminal, a messaging app, or email. Hermes Agent is particularly valuable for developers who want an AI assistant that understands their codebase context across sessions, system administrators who need an always-available helper for server management, and teams that want a shared AI teammate accessible through their existing communication channels.