Composable Linked Data and SPARQL operations, and LinkedDataHub content tools
To add Web Algebra to Claude, run the install command below or copy the ready-made config for Claude Code, Claude Desktop, Cursor and VS Code further down. Restart your client after adding it and its tools show up in your next conversation. It needs 3 environment variables, listed below.
Install
uvx web-algebra@2.0.4Environment variables
CERT_PEM_PATHSet in your MCP configCERT_PASSWORDSet in your MCP configOPENAI_API_KEYSet in your MCP configInstall with your client
claude mcp add web-algebra --env CERT_PEM_PATH=<YOUR_CERT_PEM_PATH> --env CERT_PASSWORD=<YOUR_CERT_PASSWORD> --env OPENAI_API_KEY=<YOUR_OPENAI_API_KEY> -- uvx web-algebra@2.0.4
Run this in a terminal to add the server to Claude Code.
What this does
Web Algebra exposes a set of tools to Claude over the Model Context Protocol. After you add it to claude_desktop_config.json (snippet above) and restart Claude Desktop, those tools become callable inside any conversation.
Requirements
This server needs the following environment variables to be set before it can run:
CERT_PEM_PATH CERT_PASSWORD OPENAI_API_KEY
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install Web Algebra?
Run the Claude Code command in the install section to add Web Algebra to Claude Code, or copy the ready-made config for your client from the install section on this page. Restart your client afterwards and the tools appear in your next conversation.
Which clients work with Web Algebra?
This page carries setup and config for Claude Code, Claude Desktop, Cursor and VS Code. Any other MCP client that accepts a standard server config can connect to Web Algebra as well.
Does Web Algebra need an API key?
Yes. Before it can run, set these environment variables: CERT_PEM_PATH, CERT_PASSWORD, OPENAI_API_KEY. They go in the env block of your MCP config.
Imported from the Official MCP Registry. The details above come from the registry entry; the maker can claim this listing to correct them, add docs, and see its traffic.
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