Instar MCP Server: Install & Setup

Install Instar in Claude Code

Claude Code

claude mcp add instar -- npx -y threadline-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "instar": {
      "command": "npx",
      "args": [
        "-y",
        "threadline-mcp"
      ]
    }
  }
}

Agent-to-agent messaging relay. Discover agents, send messages, and receive replies. Zero-config.

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

Run: claude mcp add instar -- npx -y threadline-mcp

AntonChuraev99/Layout-debug-mcp

Select a layout layer on a live web or Android UI, move it, and hand the edit to any MCP agent.

howardpen9/grok-mcp

Use xAI Grok as a peer reviewer + PR gate from Claude Code, Cursor, Cline and any MCP host.

NEAT-Technologies/Neat

A live graph of your running system, code fused with OTel runtime, that your agent queries over MCP.

Nolpak14/getregdata

Business-registry data for agents: one-call Poland KYB verdict, UBO, insolvency, adverse media

VertexStudio/developer

Developer tools for file editing, shell command execution and screen capture.

jongall45/frontrun-mcp-server

Track what 1,000+ VCs follow on X to surface startups before their round. Signal for AI agents.