Ha MCP vs Exa MCP Server

A side-by-side look at the Ha MCP and Exa MCP Server MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Ha MCP logoHa MCPHome AutomationComprehensive Model Context Protocol server for managing Home Assistant through AI assistants.44FairAuth: api key requiredExa MCP Server logoExa MCP ServerSearch & Data Extraction · Local subprocess (stdio)A Model Context Protocol (MCP) server lets AI assistants like Claude use the Exa AI Search API for web searches. This setup allows AI models to get real-time web information in a safe and controlled way.73GreatAuth: no auth required

Verdict: choose Ha MCP for home automation work; choose Exa MCP Server for search & data extraction as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Ha MCP logoChoose Ha MCP when

  • You need dedicated capabilities in the Home Automation domain.
  • Its auth model fits you: API key required.
  • You have the keys it needs: HOMEASSISTANT_URL, HOMEASSISTANT_TOKEN.
Explore Ha MCP

Exa MCP Server logoChoose Exa MCP Server when

  • You need dedicated capabilities in the Search & Data Extraction domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: No auth required.
  • You want tools like web_search_exa, web_fetch_exa.
Explore Exa MCP Server

Feature & specification comparison

Rows where the two servers differ are marked.

SpecHa MCP logoHa MCPExa MCP Server logoExa MCP Server
CategoryHome AutomationSearch & Data Extraction
Quality signal44/100 · Fair73/100 · Great
Install commandNot confirmed yetConfirmed
Transport—Local subprocess (stdio)
AuthAPI key requiredNo auth required
PricingFreeFree
Required env varsHOMEASSISTANT_URLHOMEASSISTANT_TOKENNone listed
Verified ownerCommunity listingCommunity listing
GitHub stars5,1865,161
Directory activity 0 views 0 installs 0 upvotes 11 views 0 installs 0 upvotes
ToolsNot listed2

Tools & capabilities

Ha MCP tools

No tool names declared yet. Check the project README from the listing page.

Exa MCP Server tools 2

  • web_search_exaSearch the web for any topic and get clean, ready-to-use content. Best for: Finding current information, news, facts, people, companies, or answering questions about any topic. Returns: Clean text content from top search results. Query tips: describe the ideal page, not keywords. "blog post comparing React and Vue performance" not "React vs Vue". Use category:people / category:company to search through Linkedin profiles / companies respectively. If highlights are insufficient, follow up with web_fetch_exa on the best URLs.
  • web_fetch_exaRead a webpage's full content as clean markdown. Use after web_search_exa when highlights are insufficient or to read any URL. Best for: Extracting full content from known URLs. Batch multiple URLs in one call. Returns: Clean text content and metadata from the page(s).

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Ha MCP

No confirmed install command for Ha MCP yet — follow the setup steps linked from its listing page rather than a guessed package name.

Exa MCP Server

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "exa-labs-exa-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "exa-mcp-server"
      ]
    }
  }
}

Frequently asked questions

Ha MCP is categorized under Home Automation and uses an install path we have not confirmed yet. Exa MCP Server belongs to Search & Data Extraction and uses a local stdio subprocess. Pick Ha MCP for home automation work and Exa MCP Server for search & data extraction.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client. Ha MCP has no confirmed install command yet — follow its own setup instructions.

Ha MCP is listed as free. Auth: api key required. Exa MCP Server is listed as free. Auth: no auth required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add ha-mcp and exa-labs-exa-mcp-server as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Ha MCP has a quality signal of 44/100 (Fair) with 0 views, 0 installs and 5,186 GitHub stars. Exa MCP Server has 73/100 (Great) with 11 views, 0 installs and 5,161 GitHub stars.