ATV — DeFi Yield Vault MCP Server
AI-native access to Aarna's tokenized yield vaults on Ethereum and Base. 20 tools for vault discovery, performance metrics, transaction building, and portfolio tracking.
API Base URL: https://atv-api.aarna.ai
MCP Endpoint: https://atv-api.aarna.ai/mcp (Streamable HTTP)
API Docs: https://atv-api.aarna.ai/docs
API Access
The hosted API at https://atv-api.aarna.ai is available to anyone with a valid API key. All requests require an x-api-key header.
To get an API key, reach out to us at [email protected].
Quick Start (30 seconds)
Once you have your API key, add the config to your client:
Claude Desktop
Edit ~/Library/Application Support/Claude/claude_desktop_config.json:
{
"mcpServers": {
"atv": {
"url": "https://atv-api.aarna.ai/mcp",
"headers": { "x-api-key": "YOUR_API_KEY" }
}
}
}
Claude Code
claude mcp add atv --transport http https://atv-api.aarna.ai/mcp --header "x-api-key: YOUR_API_KEY"
Cursor
Create .cursor/mcp.json in your project root:
{
"mcpServers": {
"atv": {
"url": "https://atv-api.aarna.ai/mcp",
"headers": { "x-api-key": "YOUR_API_KEY" }
}
}
}
VS Code (Copilot)
Add to .vscode/settings.json:
{
"mcp": {
"servers": {
"atv": {
"url": "https://atv-api.aarna.ai/mcp",
"headers": { "x-api-key": "YOUR_API_KEY" }
}
}
}
}
mcp-remote (fallback for stdio-only clients)
{
"mcpServers": {
"atv": {
"command": "npx",
"args": ["-y", "mcp-remote", "https://atv-api.aarna.ai/mcp", "--header", "x-api-key:YOUR_API_KEY"]
}
}
}
Available Tools (19)
Discovery & Metadata
Performance Metrics
Operational Status
Transaction Builders (Instant)
Transaction Builders (Queued)
Analytics
Example Prompts
- "What DeFi vaults are available on Base?"
- "What's the current APY for vault 0x...?"
- "Build a deposit of 1000 USDC into vault 0x..."
- "Show my portfolio across all Aarna vaults"
- "Is the queue-withdraw paused on vault 0x...?"
REST API
All endpoints require x-api-key header and are prefixed with /v1.
Vault Endpoints
Transaction Endpoints
Other Endpoints
Unauthenticated
TypeScript SDK
import { AtvClient } from '@atv/sdk';
const client = new AtvClient({
apiKey: 'atv_...',
baseUrl: 'https://atv-api.aarna.ai',
});
const vaults = await client.vaults.list({ chain: 'base' });
const nav = await client.vaults.nav('0xVaultAddress');
Self-Hosting
docker build -t atv-api \
--build-arg AWS_ACCESS_KEY_ID=... \
--build-arg AWS_SECRET_ACCESS_KEY=... \
--build-arg AWS_DEFAULT_REGION=us-east-1 .
docker run -p 3000:3000 atv-api
Required environment variables (set in AWS Secrets Manager under atv-sdk):
DATABASE_URL— PostgreSQL connection stringREDIS_URL— Redis host:portRPC_URL_ETHEREUM— Ethereum JSON-RPC endpointRPC_URL_BASE— Base JSON-RPC endpointSTRAPI_URL— CMS URLSTRAPI_API_TOKEN— CMS API tokenENGINE_BASE_URL— Aarna engine API
Development
Prerequisites
- Node.js 20+
- pnpm
- PostgreSQL
- Redis
Setup
pnpm install
cp .env.example apps/api/.env
# Fill in environment variables
pnpm migrate
pnpm dev
API: http://localhost:3000 | Docs: http://localhost:3000/docs
Repository Structure
atv-sdk/
├── apps/api/ # Express API server + MCP server
├── packages/sdk/ # TypeScript SDK (@atv/sdk)
├── packages/mcp-server/ # npm connector package (@aarna-ai/mcp-server-atv)
├── server.json # MCP registry manifest
└── docs/ # Guides
Build
pnpm build
# API: apps/api/dist/
# SDK: packages/sdk/dist/ (CJS + ESM)
Customer Onboarding
See docs/customer-onboarding.md for how to generate API keys, manage tiers, revoke access, and run admin queries.
License
MIT — see LICENSE.