How do I install Reins?

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 41 (Fair). The formula is published on the methodology page.

MCPpedia

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

Reins MCP Server

Name: Reins MCP Server
Author: r2rlabs

Risk limits and an audit log for AI agents trading Hyperliquid, enforced outside the model.

Tools Versions Alternatives

Registryr2rlabs

41Fair

Install

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

{
  "mcpServers": {
    "r2rlabs-reins": {
      "command": "npx",
      "args": [
        "-y",
        "@r2rlabs/reins@0.1.5"
      ],
      "env": {
        "REINS_SYMBOLS": "",
        "REINS_MAX_POSITION_USD": "",
        "REINS_DAILY_LOSS_USD": "",
        "REINS_MAX_LEVERAGE": "3",
        "REINS_MODE": "paper",
        "REINS_NETWORK": "testnet",
        "REINS_REQUIRE_STOP_LOSS": "false",
        "REINS_LOG_FILE": "",
        "REINS_PAPER_FILE": "",
        "REINS_ACCOUNT_ADDRESS": "",
        "REINS_PRIVATE_KEY": "YOUR_REINS_PRIVATE_KEY"
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
REINS_SYMBOLS	Yes	Markets the agent may trade, comma separated, e.g. BTC,ETH. Every other market is refused.
REINS_MAX_POSITION_USD	Yes	Largest position per market, in USD.
REINS_DAILY_LOSS_USD	Yes	Realised loss in a UTC day after which new risk is refused.
REINS_MAX_LEVERAGE	No	Largest total exposure as a multiple of account value.
REINS_MODE	No	paper (live prices, simulated fills, nothing signed) or live.
REINS_NETWORK	No	Hyperliquid network for prices and, in live mode, orders. Mainnet spends real money.
REINS_REQUIRE_STOP_LOSS	No	true to refuse any order that adds risk without a stop-loss.
REINS_LOG_FILE	No	Decision log, one JSON line per action with the agent's stated reason. In memory if unset.
REINS_PAPER_FILE	No	Where the paper account is kept between runs. In memory if unset.
REINS_ACCOUNT_ADDRESS	No	Live mode: the Hyperliquid account traded. Approve Reins' 2 bp builder fee from it first: npx @r2rlabs/reins approve-builder
REINS_PRIVATE_KEY	No	Live mode: an API wallet's key, which can trade but not withdraw. Never the account's own key. Secret.

Reins MCP Server

Install

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Environment

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