Pubchem for VS Code

io.github.pipeworx-io/pubchem

PubChem MCP — NIH chemistry compound database (no auth)

client:VS Code transport:streamable-http

Install Pubchem in VS Code

.vscode/mcp.json

{
  "servers": {
    "pubchem": {
      "type": "http",
      "url": "https://gateway.pipeworx.io/pubchem/mcp"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs