Pay x402 APIs in USDG on Robinhood Chain, borrow and repay a Priors credit line, check records.
To add Priors 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 9 environment variables, listed below.
Install
npx -y @priors/mcp@0.9.3Environment variables
PRIORS_KEYSet in your MCP configPRIORS_KEY_FILESet in your MCP configPRIORS_AGENT_IDSet in your MCP configPRIORS_MAX_PRICE_USDSet in your MCP configPRIORS_MAX_SPEND_USDSet in your MCP configPRIORS_MAX_BORROW_USDSet in your MCP configPRIORS_MAX_SPEND_DAY_USDSet in your MCP configPRIORS_MAX_BORROW_DAY_USDSet in your MCP configPRIORS_PAY_HOSTSSet in your MCP configInstall with your client
claude mcp add priors --env PRIORS_KEY=<YOUR_PRIORS_KEY> --env PRIORS_KEY_FILE=<YOUR_PRIORS_KEY_FILE> --env PRIORS_AGENT_ID=<YOUR_PRIORS_AGENT_ID> --env PRIORS_MAX_PRICE_USD=<YOUR_PRIORS_MAX_PRICE_USD> --env PRIORS_MAX_SPEND_USD=<YOUR_PRIORS_MAX_SPEND_USD> --env PRIORS_MAX_BORROW_USD=<YOUR_PRIORS_MAX_BORROW_USD> --env PRIORS_MAX_SPEND_DAY_USD=<YOUR_PRIORS_MAX_SPEND_DAY_USD> --env PRIORS_MAX_BORROW_DAY_USD=<YOUR_PRIORS_MAX_BORROW_DAY_USD> --env PRIORS_PAY_HOSTS=<YOUR_PRIORS_PAY_HOSTS> -- npx -y @priors/mcp@0.9.3
Run this in a terminal to add the server to Claude Code.
What this does
Priors 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:
PRIORS_KEY PRIORS_KEY_FILE PRIORS_AGENT_ID PRIORS_MAX_PRICE_USD PRIORS_MAX_SPEND_USD PRIORS_MAX_BORROW_USD PRIORS_MAX_SPEND_DAY_USD PRIORS_MAX_BORROW_DAY_USD PRIORS_PAY_HOSTS
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install Priors?
Run the Claude Code command in the install section to add Priors 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 Priors?
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 Priors as well.
Does Priors need an API key?
Yes. Before it can run, set these environment variables: PRIORS_KEY, PRIORS_KEY_FILE, PRIORS_AGENT_ID, PRIORS_MAX_PRICE_USD, PRIORS_MAX_SPEND_USD, PRIORS_MAX_BORROW_USD, PRIORS_MAX_SPEND_DAY_USD, PRIORS_MAX_BORROW_DAY_USD, PRIORS_PAY_HOSTS. 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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