$0.01
per call · USD Coin on Base
Matrix operations: multiply, transpose, determinant, and invert, for matrices up to 20x20. Uses the ml-matrix library's LU decomposition (LuDecomposition) for determinant and inversion, with a numerical near-singularity guard beyond the library's exact-singular check.
Endpoint
POST https://x402.outpimp.com/matrixOperations3
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/matrixOperations", {
method: "POST",
headers: { "Content-Type": "application/json" },
body: JSON.stringify({
"matrixA": [
[
1,
2
],
[
3,
4
]
],
"matrixB": [
[
5,
6
],
[
7,
8
]
],
"operation": "multiply"
}),
});
const data = await res.json();curl -X POST \
"https://x402.outpimp.com/matrixOperations" \
-H "Content-Type: application/json" \
-d '{"matrixA":[[1,2],[3,4]],"matrixB":[[5,6],[7,8]],"operation":"multiply"}' \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"data": {
"params": {
"matrixA": [
[
1,
2
],
[
3,
4
]
],
"matrixB": [
[
5,
6
],
[
7,
8
]
],
"operation": "multiply"
},
"result": [
[
19,
22
],
[
43,
50
]
]
},
"ok": true
}Payment details
0x548efd4f4d4a5c3669dbb4cbb2b1a637feeec5f6USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
Pin it to the top of Social & Community and the homepage with a featured placement.
More from Sindri & similar services
Sindri · GetCurrentCryptoPrice
x402.outpimp.com
Live cryptocurrency price API. Returns the current market price (in USD) of any cryptocurrency by ticker symbol (BTC, ETH, DOGE, etc.) — live market data an LLM cannot know on its own.
Sindri · GetWeather
x402.outpimp.com
Live weather API. Returns real-time weather conditions, temperature, feels-like temperature, humidity, wind speed, precipitation, and UV index for any city worldwide — live external data an LLM cannot know on its own. Supports metric/imperial units, 74 languages, and optional 3-day forecast and sun/moon astronomy data.
Sindri · IsEmail
x402.outpimp.com
Email validation API. Checks whether a string is a syntactically valid email address using the same production-grade validation library trusted across the Node.js ecosystem, catching edge cases a quick regex misses. Returns true or false.