PubChem MCP Server

Name: PubChem MCP Server
Author: cyanheads

cyanheads

Searches the PubChem database for compounds, properties, safety data, bioactivity, cross-references and entity summaries.

Setup

Choose your client, copy the config, then fill in any required environment variables.

Add to Cursor Add to VS Code

Local

claude mcp add pubchem-server-cyanheads -- npx -y @cyanheads/pubchem-mcp-server

~/.codex/config.toml

[mcp_servers.pubchem-server-cyanheads]
command = "npx"
args = ["-y", "@cyanheads/pubchem-mcp-server"]

# codex mcp add pubchem-server-cyanheads -- npx -y @cyanheads/pubchem-mcp-server

~/.cursor/mcp.json

{
  "mcpServers": {
    "pubchem-server-cyanheads": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/pubchem-mcp-server"
      ]
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "pubchem-server-cyanheads": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/pubchem-mcp-server"
      ]
    }
  }
}

~/.gemini/settings.json

{
  "mcpServers": {
    "pubchem-server-cyanheads": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/pubchem-mcp-server"
      ]
    }
  }
}

claude_desktop_config.json

{
  "mcpServers": {
    "pubchem-server-cyanheads": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/pubchem-mcp-server"
      ]
    }
  }
}

.trae/mcp.json

{
  "mcpServers": {
    "pubchem-server-cyanheads": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/pubchem-mcp-server"
      ]
    }
  }
}

Remote

claude mcp add --transport http pubchem-server-cyanheads https://pubchem.caseyjhand.com/mcp