Use MCP with Hermes
Use MCP with Hermes
Start with meaning, then move to detail.
This lesson explains Use MCP with Hermes as part of getting started with Hermes correctly. You will learn what it does, when it matters, and the smallest safe test that proves it works.
If you are new, do not memorize names. Focus on three questions: what problem does this solve, what access does it need, and how can you verify the result?
For practice, inspect the first example, identify its effects, run it on test data, and compare the result with the source claim.
For advanced readers, inspect When should you use MCP?, Mental model, Step 1: install MCP support, then verify failure modes and version compatibility.
No prior experience is required; follow the steps on a safe test setup first.
A clear outcome before you read.
- Understand Use MCP with Hermes without assumed prior knowledge.
- Separate the source description from what still needs testing in your environment.
- Read the first command and identify its inputs and outputs before copying it.
Short definitions before the details.
- MCP
- A standard way to expose external tools, resources, and services to an agent.
- Provider
- The service that runs or provides access and authentication to a model.
A practical guide to connecting MCP servers to Hermes Agent, filtering their tools, and using them safely in real workflows
What does the source say, and in what order?
- 01When should you use MCP?
Start here to understand the core idea or structure.
- 02Mental model
Read this after the foundation, then connect it to the previous step.
- 03Step 1: install MCP support
Read this after the foundation, then connect it to the previous step.
- 04Step 2: add one server first
Read this after the foundation, then connect it to the previous step.
- 05Step 3: verify MCP loaded
Read this after the foundation, then connect it to the previous step.
- 06Step 4: start filtering immediately
Read this after the foundation, then connect it to the previous step.
- 07Example: whitelist only what you want
Read this after the foundation, then connect it to the previous step.
- 08WSL2: bridge Hermes in WSL to Windows Chrome
Read this after the foundation, then connect it to the previous step.
- 09Why this mode is useful
Read this after the foundation, then connect it to the previous step.
- 10Recommended server
Finish here to verify the result and special cases.
Copy only after you understand the effect.
cd ~/.hermes/hermes-agent
uv pip install -e ".[mcp]"mcp_servers:
project_fs:
command: "npx"
args: ["-y", "@modelcontextprotocol/server-filesystem", "/home/user/my-project"]hermes chatRead the first command and identify its inputs and outputs before copying it.
Match every command to your installed Hermes version, review the files and accounts it can reach, and use non-sensitive data for the first test. If this explanation differs from the source, the official source wins.