SchemaSure — structured extraction MCP Server
API key requiredExtract schema-valid JSON from text/HTML or document images. Pay with x402 on Base or MPP on Tempo.
To add SchemaSure — structured extraction 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 5 environment variables, listed below.
Install
npx -y @noamjose/schemasure@0.4.0Environment variables
SCHEMASURE_API_URLSet in your MCP configSCHEMASURE_TIMEOUT_MSSet in your MCP configSCHEMASURE_PRIVATE_KEYSet in your MCP configSCHEMASURE_MAX_PRICE_USDSet in your MCP configSCHEMASURE_PAYMENT_PROTOCOLSet in your MCP configInstall with your client
claude mcp add schemasure-structured-extraction --env SCHEMASURE_API_URL=<YOUR_SCHEMASURE_API_URL> --env SCHEMASURE_TIMEOUT_MS=<YOUR_SCHEMASURE_TIMEOUT_MS> --env SCHEMASURE_PRIVATE_KEY=<YOUR_SCHEMASURE_PRIVATE_KEY> --env SCHEMASURE_MAX_PRICE_USD=<YOUR_SCHEMASURE_MAX_PRICE_USD> --env SCHEMASURE_PAYMENT_PROTOCOL=<YOUR_SCHEMASURE_PAYMENT_PROTOCOL> -- npx -y @noamjose/schemasure@0.4.0
Run this in a terminal to add the server to Claude Code.
What this does
SchemaSure — structured extraction 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:
SCHEMASURE_API_URL SCHEMASURE_TIMEOUT_MS SCHEMASURE_PRIVATE_KEY SCHEMASURE_MAX_PRICE_USD SCHEMASURE_PAYMENT_PROTOCOL
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install SchemaSure — structured extraction?
Run the Claude Code command in the install section to add SchemaSure — structured extraction 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 SchemaSure — structured extraction?
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 SchemaSure — structured extraction as well.
Does SchemaSure — structured extraction need an API key?
Yes. Before it can run, set these environment variables: SCHEMASURE_API_URL, SCHEMASURE_TIMEOUT_MS, SCHEMASURE_PRIVATE_KEY, SCHEMASURE_MAX_PRICE_USD, SCHEMASURE_PAYMENT_PROTOCOL. They go in the env block of your MCP config.
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