$0.01
per call · USD Coin on Base
HSA (Health Savings Account) growth calculator. Projects year-by-year account balance from a starting value, annual contributions, annual expense withdrawals, and an annual return rate.
Endpoint
POST https://x402.outpimp.com/hsaGrowthCalculator3
Calls / 30d
1
Unique payers / 30d
Aug 30
Last called
exact
Payment scheme
Call this service
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";
const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);
const res = await fetchWithPay("https://x402.outpimp.com/hsaGrowthCalculator", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
"annualContribution": 4000,
"annualExpenses": 0,
"annualReturnRate": 0.07,
"startingValue": 5000,
"years": 20
}),
});
const data = await res.json();curl -X POST \
"https://x402.outpimp.com/hsaGrowthCalculator" \
-H "Content-Type: application/json" \
-d '{"annualContribution":4000,"annualExpenses":0,"annualReturnRate":0.07,"startingValue":5000,"years":20}' \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"data": {
"endingBalance": 183330.39159735557,
"params": {
"annualContribution": 4000,
"annualExpenses": 0,
"annualReturnRate": 0.07,
"startingValue": 5000,
"years": 20
},
"yearlyBalances": [
9350,
14004.5,
18984.815000000002,
24313.752050000003,
30015.714693500006,
36116.814722045005,
42644.991752588154,
49630.141175269324,
57104.25105753818,
65101.548631565856,
73658.65703577547,
82814.76302827976,
92611.79644025935,
103094.6221910775,
114311.24574445294,
126313.03294656465,
139154.9452528242,
152895.7914205219,
167598.49681995847,
183330.39159735557
]
},
"ok": true
}Payment details
0x548efd4f4d4a5c3669dbb4cbb2b1a637feeec5f6USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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