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Line Harness MCP Server
Verified · npm:@line-harnessMCP server by Shudesu · updated · ★ 603 · 320 downloads a week
MCP server for L Harness — operate a LINE official account from AI agents over MCP Line Harness MCP Server is published by npm:@line-harness from its verified domain in the official MCP Registry.
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MIT: permissive, fine for commercial use
Clear description, published package or server URL, 603 stars, original repository
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Install Line Harness MCP Server
Built from the published package, never by AIclaude mcp add line-harness-mcp-server -- npx -y @line-harness/mcp-serverRun in your terminal. Add --scope user to use it in every project.
Step-by-step: install Line Harness MCP Server in Claude Code
{
"mcpServers": {
"line-harness-mcp-server": {
"command": "npx",
"args": [
"-y",
"@line-harness/mcp-server"
]
}
}
}Settings, Developer, Edit config. Paste into claude_desktop_config.json and restart.
Step-by-step: install Line Harness MCP Server in Claude Desktop
{
"mcpServers": {
"line-harness-mcp-server": {
"command": "npx",
"args": [
"-y",
"@line-harness/mcp-server"
]
}
}
}Add to ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).
{
"servers": {
"line-harness-mcp-server": {
"command": "npx",
"args": [
"-y",
"@line-harness/mcp-server"
]
}
}
}Add to .vscode/mcp.json. VS Code uses "servers", not "mcpServers".
codex mcp add line-harness-mcp-server -- npx -y @line-harness/mcp-server{
"mcpServers": {
"line-harness-mcp-server": {
"command": "npx",
"args": [
"-y",
"@line-harness/mcp-server"
]
}
}
}Add to ~/.gemini/config/mcp_config.json (all projects) or .agents/mcp_config.json (this project).
Step-by-step: install Line Harness MCP Server in Antigravity CLI
gemini mcp add line-harness-mcp-server npx -y @line-harness/mcp-serverGemini 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 line-harness-mcp-server block.
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Line Harness MCP Server: common questions
How do I install Line Harness MCP Server?
In Claude Code run claude mcp add line-harness-mcp-server -- npx -y @line-harness/mcp-server. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.
Is Line Harness MCP Server the official server?
Line Harness MCP Server is published by npm:@line-harness from its verified domain in the official MCP Registry.
Is Line Harness MCP Server free?
The code is published under the MIT licence. The service it connects to may have its own pricing.
Is Line Harness MCP Server safe to use?
It scores 85 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 Line Harness MCP Server?
Similar MCP servers: Harness, MCP Registry Server, ref-tools-ref-tools-mcp, Microsoft Learn MCP.
Does Line Harness MCP Server 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.