MCP Server

Heystack MCP Server

dev.heystack/heystack

What is the Heystack MCP server?

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

Copy-paste configuration for popular MCP clients.

transport: http

Config generated by PluginBench — verify against the source before use.

Environment / auth

Authorization
secret
Bearer <Heystack personal access token> (optional — OAuth via Clerk is used when omitted)

~/.cursor/mcp.json

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

Active

Deploy a multi-user web app from your agent: hosting, auth, database, and permissions.

TypeScript

MIT

Buyer-side fair-price checks for Japanese renovation, plus JCCDB and USCCDB construction cost data.

Zillow data for agents: listings, records, Zestimate history, market stats. 19 tools, pay per call.

Maintained

Hire a real human for real-world verification, product testing, AI output review, and errands.

JavaScript

MIT

Maintained

Track agent ROI and enrich companies via MCP. Remote, OAuth 2.1, no install or keys.

MIT

Track issues, projects and dependencies with your agent in a workspace you control.