HelloMCPGet setup
Three minutes to first light

Select your harness.
Say hello.

One portable plugin. One stateless MCP endpoint. A growing library of interactive surfaces that lets your existing agent do more with the context it already has.

Selected harness

Any Agent Plugins 1.0 host

The canonical package uses the open Agent Plugins 1.0 layout: plugin.json, mcp.json, and skills/hello/SKILL.md.

  1. 01
    Download the portable plugin
    https://hellomcp.live/downloads/hello-mcp-agent-plugin.zip
  2. 02
    Add the extracted directory as a local plugin

    Your host discovers the /hello skill and the remote streamable-HTTP MCP server from the standard fixed paths.

  3. 03
    Try the magic phrase
    /hello do something useful with the context you already have
Open standard

Agent Plugins 1.0

The canonical package uses only the standard root manifest, MCP config, and skill path.

Public reference

No secrets required

The server renders structured input. Your harness keeps connector credentials and intelligence.

Current protocol

MCP 2026-07-28

Stateless Streamable HTTP, SDK v2, structured outputs, and MCP Apps metadata.