@arcis/mcp
Connect any AI agent to Arcis Protocol DeFi vaults through natural language, enabling deposit, withdrawal, and status queries without SDK or code.
README
@arcisprotocol/mcp
Arcis Protocol MCP Server — connect any AI agent to DeFi vaults in one tool call.
Three deployment modes: local stdio, self-hosted HTTP, and Vercel serverless.
Mode 1: Local (Claude Desktop / Claude Code)
{
"mcpServers": {
"arcis": { "command": "npx", "args": ["@arcisprotocol/mcp"] }
}
}
Mode 2: Self-Hosted HTTP
PORT=3001 npx @arcisprotocol/mcp start:remote
Deploy to Railway, Render, or Fly.io for a persistent URL.
Mode 3: Vercel Serverless (Claude.ai Custom Connector)
This repo deploys directly to Vercel as a Next.js app with Streamable HTTP transport.
- Import this repo at vercel.com/new
- Deploy — zero config needed
- Your MCP endpoint:
https://your-project.vercel.app/api/mcp
Then in Claude.ai: Settings → Connectors → Add Custom Connector → paste the URL.
Uses mcp-handler — Vercel's official MCP deployment package.
Tools
Read (7 tools, no auth)
| Tool | Description |
|---|---|
arcis_vault_status |
TVL, exchange rate, supply, capacity, reserve/deployed |
arcis_vault_balance |
Agent position: shares, value, USDC wallet |
arcis_preview_deposit |
Preview shares for a deposit amount |
arcis_credit_status |
Lending pool, total borrowed, utilization |
arcis_credit_tiers |
ERC-8004 reputation tier table |
arcis_credit_health |
Check loan health + total owed |
arcis_contracts |
All deployed contract addresses |
Write (2 tools, rate-limited)
| Tool | Description |
|---|---|
arcis_deposit |
Deposit USDC → raUSDC (auto-approval, 60s cooldown) |
arcis_withdraw |
Redeem raUSDC → USDC (supports withdraw_all) |
Project Structure
src/
index.ts → stdio entry (npx / Claude Desktop)
remote.ts → HTTP entry (self-hosted, PORT env)
server.ts → shared tool definitions (mcp-use)
app/
api/mcp/
route.ts → Vercel serverless (mcp-handler, Streamable HTTP)
page.tsx → Landing page at /
Network
Base Sepolia testnet. Mainnet addresses updated after deployment.
ARCIS · Of the Citadel · MMXXVI
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