BioMCP vs Exa Search

A side-by-side comparison of two Search & Web servers — tools, transport, auth, maintenance, and copy-paste config for each.

	BioMCP One command grammar to search and pivot across PubMed, ClinVar, ClinicalTrials.gov, and dozens of biomedical sources. Unverified stdio (local) No auth Rust	Exa Search Exa's neural web search and crawling MCP server — runs locally via npx or as a hosted remote endpoint. Verified stdio (local) API key TypeScript
Category	Search & Web	Search & Web
Language	Rust	TypeScript
Transport	stdio (local)	stdio (local)
Auth	None	API key
GitHub stars	527	4.6k
Last commit	1 day ago	11 days ago
Verified
Actively maintained
Install	`uv tool install biomcp-cli`	`npx -y exa-mcp-server`
Repo	Open	Open

Verdict

Pick BioMCP if you want zero-setup with no API key, and you need the broadest set of tools.

Pick Exa Search if you prefer the more popular, battle-tested option, and you want a verified, documented setup.

Add BioMCP

Install / run

uv tool install biomcp-cli

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "biomcp": {
      "command": "biomcp",
      "args": [
        "serve"
      ]
    }
  }
}

Add Exa Search

Install / run

npx -y exa-mcp-server

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "exa-search": {
      "command": "npx",
      "args": [
        "-y",
        "exa-mcp-server"
      ],
      "env": {
        "EXA_API_KEY": "<your-exa-api-key>"
      }
    }
  }
}

FAQ

BioMCP or Exa Search — which is better?

Pick BioMCP if you want zero-setup with no API key, and you need the broadest set of tools. Pick Exa Search if you prefer the more popular, battle-tested option, and you want a verified, documented setup.

Can I use both BioMCP and Exa Search?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do BioMCP and Exa Search work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View BioMCP →View Exa Search →More comparisons →