# ChainScout DeFi TVL

> ChainScout DeFi TVL is a paid API for AI agents from chainscout.lonestaroracle.xyz, paid per call via x402, $0.05/call, status unknown (last checked 2026-09-15).

Returns total value locked (TVL) data for DeFi protocols on Base and Ethereum blockchains

## Facts

- Endpoint: GET https://chainscout.lonestaroracle.xyz/tvl
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/chainscout-defi-tvl-c715708d
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_4QZP-MkngS7ucnFFAmRr3

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability chainscout-defi-tvl-c715708d
```

Example prompt: What's the current total value locked across DeFi protocols on Base and Ethereum right now?

## When to prefer this

Use this endpoint when you need real-time or near-real-time DeFi TVL data specifically for Base or Ethereum networks; ideal for DeFi dashboards, portfolio trackers, or any agent monitoring on-chain liquidity trends.

## Known failure modes

- Chain data temporarily unavailable — upstream node or indexer outage
- Payment not received — 402 error if x402 payment header is missing or incorrect
- Rate limiting if called too frequently
- Stale data if indexer is behind the chain tip

## How this service works

On-chain intelligence — whale transfers trending tokens DeFi TVL on Base and Ethereum

## Output

Returns TVL figures for DeFi protocols on Base and/or Ethereum, including protocol names and the amount of value locked, giving a snapshot of on-chain DeFi liquidity.

## Request schema (JSON Schema)

```json
{
 "name": "ChainScout — On-Chain Intel",
 "tags": [
  "crypto",
  "onchain",
  "defi",
  "whale",
  "base",
  "ethereum"
 ],
 "type": "object",
 "version": "1.0.0",
 "category": "data",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET",
      "HEAD",
      "DELETE"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {}
    }
   }
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {}
   }
  }
 },
 "description": "Synthesized crypto intelligence: whale transfers on Base + Ethereum, trending tokens by volume, DeFi protocol TVL movements, and Claude-written narrative briefs. Refreshed every 15 minutes."
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/chainscout-defi-tvl-c715708d/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from chainscout.lonestaroracle.xyz](https://www.zero.xyz/host/chainscout.lonestaroracle.xyz/llms.txt)