pubchem-mcp-server

pubchem-mcp-server is an MCP server, listed under databases. Its repository has 10 GitHub stars and is licensed under Apache-2.0; we last read it on 2026-10-22.

This software allows searching the PubChem chemical database for compounds, properties, safety data, bioactivity, cross-references, and entity summaries through MCP. It supports communication via STDIO or Streamable HTTP.

Read from pubchem-mcp-server’s own README, close to verbatim -- not written by us, and not guessed.

npx @cyanheads/pubchem-mcp-server -y

Ranked by services in common with pubchem-mcp-server, then by stars. Figures are from each repository when we last read it.

What does pubchem-mcp-server do?

This software allows searching the PubChem chemical database for compounds, properties, safety data, bioactivity, cross-references, and entity summaries through MCP. It supports communication via STDIO or Streamable HTTP.

How do I install pubchem-mcp-server?

Its own README gives this command: npx @cyanheads/pubchem-mcp-server -y. Run it where your MCP client can launch the server, and check the README for any settings it asks for.

Is pubchem-mcp-server official and is it maintained?

We found nothing naming it as a vendor’s official server. Its repository has 10 GitHub stars and its state in our directory is listed. Its last commit we recorded was on 2026-10-17.

What licence does pubchem-mcp-server use?

The repository declares the Apache-2.0 licence.

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