Herald MCP Server: Install & Setup

Install Herald in Claude Code

Claude Code

claude mcp add --transport http herald https://api.useherald.dev/mcp

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

{
  "mcpServers": {
    "herald": {
      "url": "https://api.useherald.dev/mcp"
    }
  }
}

Frequently asked questions

What does the Herald MCP server do?

Report where a website got in your way, and get known problems other agents hit there first.

Is the Herald MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Herald run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Herald to Claude Code?

Run: claude mcp add --transport http herald https://api.useherald.dev/mcp

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