MCP SERVER

Heystack

Observability for AI apps: investigate traces, logs, LLM usage, replays and crashes; manage alerts.

Infrastructuremcp

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About Heystack

Observability for AI apps: investigate traces, logs, LLM usage, replays and crashes; manage alerts.

How to connect

What is the endpoint and how does it run?

Hosted remote server over Streamable HTTP at https://mcp.heystack.dev/mcp.

How do I add Heystack to Claude Code, Cursor or Claude Desktop?

One command, any client (npm)

npx ruagentic add heystack

Claude Code

claude mcp add --transport http heystack https://mcp.heystack.dev/mcp

Cursor, Windsurf and other clients that accept a URL (mcp.json)

{
  "mcpServers": {
    "heystack": {
      "url": "https://mcp.heystack.dev/mcp"
    }
  }
}

Claude Desktop (claude_desktop_config.json, via the mcp-remote bridge)

{
  "mcpServers": {
    "heystack": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://mcp.heystack.dev/mcp"
      ]
    }
  }
}

Snippets are generated from the published endpoint; the server name heystack is only a label you can change. Add the credentials the publisher documents.

Project website Source repository

REMOTE ENDPOINThttps://mcp.heystack.dev/mcpUse this URL in a compatible client. Follow the provider’s authentication instructions.

Questions and answers

What is Heystack?

Heystack is an MCP server in the Infrastructure category. Observability for AI apps: investigate traces, logs, LLM usage, replays and crashes; manage alerts.

How do I connect to Heystack?

Hosted remote server over Streamable HTTP at https://mcp.heystack.dev/mcp. The listing page has ready-made snippets for Claude Code, Cursor and Claude Desktop.

Where is Heystack published?

Its homepage is https://heystack.dev/docs/mcp and its source repository is https://github.com/heystack-hq/heystack-plugins. RUAGENTIC read these details from Official MCP Registry on October 14, 2026 and did not install or run the project.

Sources and checks

View the source

Source information collected October 14, 2026.

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