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ALTWEB Context Loader MCP Server

Name: ALTWEB Context Loader
Author: software.altweb

Loads signed ALTWEB context capsules — refuses unsigned, tampered, or untrusted by default.

To add ALTWEB Context Loader 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 declares one environment variable, listed below.

Install

npx -y altweb-context@1.1.2

Environment variables

ALTWEB_TRUST_FILESet in your MCP config

Set only if the maker requires them; this listing does not flag any of them as required.

Install with your client

Terminal

claude mcp add altweb-context-loader --env ALTWEB_TRUST_FILE=<YOUR_ALTWEB_TRUST_FILE> -- npx -y altweb-context@1.1.2

Run this in a terminal to add the server to Claude Code.

What this does

ALTWEB Context Loader 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 declares the following environment variables. Set only the ones the maker requires for your setup; this listing does not flag any of them as required:

ALTWEB_TRUST_FILE

Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).

Frequently asked questions

How do I install ALTWEB Context Loader?

Run the Claude Code command in the install section to add ALTWEB Context Loader 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 ALTWEB Context Loader?

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 ALTWEB Context Loader as well.

Does ALTWEB Context Loader need an API key?

This listing does not flag an API key as required. The server can use this environment variable: ALTWEB_TRUST_FILE; the maker's docs say which of them your setup needs. 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.

Is this your MCP server?

Claim this listing to see its traffic, fix details yourself, and skip the review queue on future updates.

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