Pubchem MCP server

PubChem MCP — NIH chemistry compound database (no auth)

Category: Dev tools

● Online, checked 249 min ago · 192 ms

Source: official MCP Registry entry io.github.pipeworx-io/pubchem · repository

Direct MCP URL and setup

CLAUDE CODE

claude mcp add --transport http io-github-pipeworx-io-pubchem https://gateway.pipeworx.io/pubchem/mcp

CURSOR / VS CODE (mcp.json)

{ "mcpServers": { "io-github-pipeworx-io-pubchem": { "url": "https://gateway.pipeworx.io/pubchem/mcp" } } }