Yield
by Horizon Pulse in Markets & finance
DeFi yields. Use when you need to compare current DeFi pool yields, especially stablecoin or single-asset pools. Call GET with no parameters. Returns JSON: up to 25 pools ranked by preference tier then APY, each with project, chain, symbol, tvlUsd, apy, apyBase, apyReward, apyMean30d, stablecoin, exposure, ilRisk and poolId. Filters: TVL >= $10M, non-outlier APY. Figures passed through from DefiLlama at fetch time, not advice. Errors are not charged.
https://horizonpulse.dev/api/yield- Price
- $0.02
- per call in USDC
- Uptime
- 28.6%
- last 30 days
- Response time
- 230 ms
- 510 ms slowest 5%
- Last check
- Failed
- 4 h ago, next any minute now
Reliability
Latest check failed 4 h ago: Amount "0.02" is not in atomic token units
Status and outage history · Atom feed · Watch with other listings
How to call it
GET https://horizonpulse.dev/api/yield
Each call costs $0.02 in USDC on Base, paid with the request over x402.
Run a free test callOne unpaid request, the way an agent sends it. You see the payment challenge it gets back. Nothing is charged.
Example request
From the listing.
GET https://horizonpulse.dev/api/yieldExample response
The provider's example. We can't check it without paying.
Example response, 49 lines
{
"asOf": "2026-10-01T14:36:44.086Z",
"meta": {
"afterPreferenceFilter": 686,
"afterTvlFilter": 816,
"returned": 25,
"scanned": 17001
},
"ok": true,
"pools": [
{
"apy": 25.85643,
"apyBase": 25.85643,
"apyMean30d": 23.14246,
"apyReward": null,
"chain": "Ethereum",
"exposure": "single",
"ilRisk": "no",
"poolId": "edf44260-d78f-5dab-853a-f89c4f523169",
"poolMeta": null,
"preferenceReason": "stablecoin + single-asset",
"preferenceTier": 2,
"project": "axis",
"rank": 1,
"stablecoin": true,
"symbol": "SUSDX",
"tvlUsd": 37488444
},
{
"apy": 15.60566,
"apyBase": 15.60566,
"apyMean30d": 14.44087,
"apyReward": null,
"chain": "Ethereum",
"exposure": "single",
"ilRisk": "no",
"poolId": "9fe33fd6-d3f3-4dbe-9187-7bff012e79f5",
"poolMeta": "For buying PT-apyUSD-05NOV2026",
"preferenceReason": "stablecoin + single-asset",
"preferenceTier": 2,
"project": "pendle-v2",
"rank": 2,
"stablecoin": true,
"symbol": "APYUSD",
"tvlUsd": 19815029
}
],
"source": "defillama"
}Call it from code
The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.02.
curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://horizonpulse.dev/api/yield'
# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://horizonpulse.dev/api/yield' \
| grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decodeJavaScript: pay and call
// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
// Pays at most $0.02 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.02" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.02 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fhorizonpulse.dev%2Fapi%2Fyield
const res = await pay("https://horizonpulse.dev/api/yield");
console.log(res.status, await res.text());Python: pay and call
# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client
# Pays at most $0.02 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.02"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))
with x402_requests(client) as session:
res = session.get("https://horizonpulse.dev/api/yield")
print(res.status_code, res.text)Security scan
No findings
We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 4 h ago | Amount "0.02" is not in atomic token units | 402 | 213 ms | $0.02 |
| 9 h ago | Amount "0.02" is not in atomic token units | 402 | 252 ms | $0.02 |
| 14 h ago | Amount "0.02" is not in atomic token units | 402 | 317 ms | $0.02 |
| 19 h ago | Amount "0.02" is not in atomic token units | 402 | 356 ms | $0.02 |
| 23 h ago | Amount "0.02" is not in atomic token units | 402 | 356 ms | $0.02 |
Show 10 older checks
| 28 h ago | Amount "0.02" is not in atomic token units | 402 | 381 ms | $0.02 |
| 33 h ago | Amount "0.02" is not in atomic token units | 402 | 232 ms | $0.02 |
| 38 h ago | Amount "0.02" is not in atomic token units | 402 | 198 ms | $0.02 |
| 43 h ago | Amount "0.02" is not in atomic token units | 402 | 282 ms | $0.02 |
| 47 h ago | Amount "0.02" is not in atomic token units | 402 | 268 ms | $0.02 |
| 2 days ago | Amount "0.02" is not in atomic token units | 402 | 247 ms | $0.02 |
| 2 days ago | Amount "0.02" is not in atomic token units | 402 | 222 ms | $0.02 |
| 3 days ago | Amount "0.02" is not in atomic token units | 402 | 184 ms | $0.02 |
| 3 days ago | Amount "0.02" is not in atomic token units | 402 | 534 ms | $0.02 |
| 3 days ago | Amount "0.02" is not in atomic token units | 402 | 211 ms | $0.02 |