# RagRadar Best DeFi Yields by Asset

> RagRadar Best DeFi Yields by Asset is a paid API for AI agents from ragradar.vercel.app, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-15).

Returns the best current DeFi yield opportunities for a specified asset across multiple chains

## Facts

- Endpoint: GET https://ragradar.vercel.app/api/yields/best/%7Basset%7D
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/ragradar-best-defi-yields-by-asset-13c7287d
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_jpbrtlbd7-bXYqhRZ1Wdr

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 ragradar-best-defi-yields-by-asset-13c7287d
```

Example prompt: What are the best DeFi yield opportunities for USDC right now across Base, Arbitrum, and Solana?

## When to prefer this

Use this endpoint when you need to quickly identify the best current yield rates for a specific crypto asset across Base, Arbitrum, and Solana without manually scanning multiple DeFi protocols. Ideal for yield optimization workflows, portfolio rebalancing decisions, or comparing DeFi opportunities in one call.

## Known failure modes

- Unknown or unsupported asset symbol returns error or empty results
- Asset with no tracked liquidity pools returns empty list
- Service unavailable or rate limit exceeded returns 5xx error
- Malformed asset parameter returns 400 bad request
- Payment not processed results in 402 payment required

## How this service works

AI-powered on-chain analytics across Base, Arbitrum, and Solana. 82 REST endpoints including Portfolio P&L tracker, smart money tracking, whale alerts, token intelligence, DeFi yields, Solana degen tools, social signals, gas tracker, approvals scanner, block checker.

## Output

A JSON response listing the top DeFi yield opportunities for the specified asset, including protocol names, APY rates, chains, and pool details ranked by yield performance.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "properties": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "status": "ok"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/ragradar-best-defi-yields-by-asset-13c7287d/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from ragradar.vercel.app](https://www.zero.xyz/host/ragradar.vercel.app/llms.txt)