AI Plugin Index
Host Claude Code
Verified · npm:@metaharnessMCP server by ruvnet · updated · ★ 709 · 877 downloads a week
Claude Code host adapter for agent-harness-generator (MCP + hooks + .claude/settings.json) Host Claude Code is published by npm:@metaharness from its verified domain in the official MCP Registry.
Last commit in the past day
MIT: permissive, fine for commercial use
Clear description, published package or server URL, 709 stars, original repository
Not checked yet. What we check
Install Host Claude Code
Built from the published package, never by AIclaude mcp add host-claude-code -- npx -y @metaharness/host-claude-codeRun in your terminal. Add --scope user to use it in every project.
{
"mcpServers": {
"host-claude-code": {
"command": "npx",
"args": [
"-y",
"@metaharness/host-claude-code"
]
}
}
}Settings, Developer, Edit config. Paste into claude_desktop_config.json and restart.
{
"mcpServers": {
"host-claude-code": {
"command": "npx",
"args": [
"-y",
"@metaharness/host-claude-code"
]
}
}
}Add to ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).
{
"servers": {
"host-claude-code": {
"command": "npx",
"args": [
"-y",
"@metaharness/host-claude-code"
]
}
}
}Add to .vscode/mcp.json. VS Code uses "servers", not "mcpServers".
codex mcp add host-claude-code -- npx -y @metaharness/host-claude-code{
"mcpServers": {
"host-claude-code": {
"command": "npx",
"args": [
"-y",
"@metaharness/host-claude-code"
]
}
}
}Add to ~/.gemini/config/mcp_config.json (all projects) or .agents/mcp_config.json (this project).
gemini mcp add host-claude-code npx -y @metaharness/host-claude-codeGemini CLI was replaced by Antigravity CLI in June 2026 and remains only for enterprise licences and paid API keys.
MCP servers run with your permissions and can read what you give them access to. Some need an API key: check the README and add it under env in the host-claude-code block.
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Host Claude Code: common questions
How do I install Host Claude Code?
In Claude Code run claude mcp add host-claude-code -- npx -y @metaharness/host-claude-code. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.
Is Host Claude Code the official server?
Host Claude Code is published by npm:@metaharness from its verified domain in the official MCP Registry.
Is Host Claude Code free?
The code is published under the MIT licence. The service it connects to may have its own pricing.
Is Host Claude Code safe to use?
It scores 86 of 100. Grades: maintenance A, licence A, quality A. The security check has not run for it yet. Review the code before you install. How grades work.
What are alternatives to Host Claude Code?
Similar MCP servers: Harness, MCP Registry Server, ref-tools-ref-tools-mcp, Microsoft Learn MCP.
Does Host Claude Code work with ChatGPT?
Not directly. It runs locally, and ChatGPT only connects to remote servers with a URL. Use it in Claude Code, Claude Desktop, Cursor, VS Code or Codex.