How do I install Priors?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 55 (Fair). The formula is published on the methodology page.

MCPpedia

Priors MCP Server — Install for Claude, Cursor & VS Code | MCPpedia

Priors MCP Server

Name: Priors MCP Server
Author: priors-agents

Pay x402 APIs in USDG on Robinhood Chain, borrow and repay a Priors credit line, check records.

Tools Versions Alternatives

Registrypriors-agents

55Fair

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "priors-agents-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@priors/mcp@0.9.3"
      ],
      "env": {
        "PRIORS_KEY": "YOUR_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": ""
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
PRIORS_KEY	No	Private key of a dedicated agent wallet on Robinhood Chain; without it (or PRIORS_KEY_FILE) only the read-only tools work Secret.
PRIORS_KEY_FILE	No	Absolute path (or ~/) of a file holding the agent wallet's key, read only when nobody but the user can read it; instead of PRIORS_KEY
PRIORS_AGENT_ID	No	The wallet's Priors (ERC-8004) agent id, when it cannot be looked up
PRIORS_MAX_PRICE_USD	No	Most one x402 call may cost (default 1.00)
PRIORS_MAX_SPEND_USD	No	Most x402 payments may total while the server runs (default 5)
PRIORS_MAX_BORROW_USD	No	Most one loan may be (default 25)
PRIORS_MAX_SPEND_DAY_USD	No	Most x402 payments may total per UTC day for the agent, across restarts (needs PRIORS_AGENT_ID)
PRIORS_MAX_BORROW_DAY_USD	No	Most the agent may borrow per UTC day, across restarts (needs PRIORS_AGENT_ID; 0 turns borrowing off)
PRIORS_PAY_HOSTS	No	Comma-separated exact hosts pay_url may pay; any other URL is refused before a request

Priors MCP Server

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