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Hermes Agent

Hermes Agent

Open Source
4.5 / 5
Last updated: Jun 10, 2026
GitHub 182k ⭐

About

Hermes Agent is an open-source general-purpose agent orchestration system created by Nous Research. Designed as "the agent that grows with you," it provides core capabilities including tool calling, sub-agent management, memory systems, and skill extensibility, enabling autonomous task execution across programming, research, writing, data analysis, and more.

Key Features

  • Tool Calling — supports various tools (code execution, file operations, web requests)
  • Sub-agent Management — dynamically creates and manages sub-agents for parallel task processing
  • Memory System — multi-level memory architecture (short-term/long-term)
  • Skills System — extensible skill framework with on-demand loading
  • Code Execution — Python and other code execution in sandboxed environments
  • File Operations — read, write, and manage local files
  • Cross-Domain Capability — programming, research, writing, data analysis
  • Multi-Model Support — OpenAI, Anthropic, and various LLM backends

Use Cases

Software Development, Research Analysis, Content Writing, Data Analysis, Task Automation, Knowledge Management

Pros & Cons

Pros

  • Modular architecture with flexible extensibility
  • Powerful sub-agent orchestration capability
  • Multi-level memory system ensures context coherence
  • Open source under MIT license, fully transparent
  • Active community and continuous updates
  • Well-designed skills system

Cons

  • Deployment requires some technical ability
  • Execution stability for complex tasks needs improvement
  • Documentation and tutorials still being improved
  • Large tasks consume significant computational resources
  • Ecosystem scale and plugin richness still growing

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Pricing

Open Source / Free (MIT License; API costs apply)

Category

Open Source

Rating

4.5 / 5

GitHub

nousresearch/hermes-agent

⭐ 189,188 stars

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