Travel Trip Check
by x402Pulse in Weather & location
Trip check: one call rates the delay risk (low, moderate, high) for a flight between two airports on a date, with plain-language reasons. Combines live FAA delays and ground stops, current airport weather and airport forecasts for both ends, the destination's State Department travel advisory, and the currency exchange rate for international trips. Any airport worldwide by IATA code, e.g. SFO to LHR. Not for flight planning.
https://www.x402pulse.dev/v1/travel/trip-check- Price
- $0.087
- per call in USDC
- Uptime
- 92.0%
- last 30 days
- Response time
- 287 ms
- 892 ms slowest 5%
- Last check
- Passed
- 2 h ago, next any minute now
Reliability
How to call it
GET https://www.x402pulse.dev/v1/travel/trip-check
Each call costs $0.0875 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://www.x402pulse.dev/v1/travel/trip-check?from=SFO&to=LHRParameters
| Parameter | Type | Required | Description |
|---|---|---|---|
date | string | No | YYYY-MM-DD |
from | string | Yes | Origin airport (IATA like SFO or ICAO like KSFO) |
to | string | Yes | Destination airport |
Example response
The provider's example. We can't check it without paying.
{
"cached": false,
"data": {
"coverage": "live",
"currency": {
"from": "USD",
"rate": 0.7532,
"to": "GBP"
},
"delayRisk": "moderate",
"summary": "Delay risk for SFO to LHR on 2026-10-07: moderate. LHR: now: gusty winds (34 kt). United Kingdom is at State Department Level 2 (Exercise Increased Caution).",
"trip": {
"date": "2026-10-07",
"from": {
"code": "SFO"
},
"international": true,
"to": {
"code": "LHR"
}
}
}
}Call it from code
The curl command shows the payment challenge. The JavaScript and Python versions pay and call, and never pay more than $0.0875.
curl: see the payment challenge
# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://www.x402pulse.dev/v1/travel/trip-check?from=SFO&to=LHR'
# 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://www.x402pulse.dev/v1/travel/trip-check?from=SFO&to=LHR' \
| 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 $0.0875 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.0875" });
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 $0.0875 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fwww.x402pulse.dev%2Fv1%2Ftravel%2Ftrip-check
const res = await pay("https://www.x402pulse.dev/v1/travel/trip-check?from=SFO&to=LHR");
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 $0.0875 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.0875"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))
with x402_requests(client) as session:
res = session.get("https://www.x402pulse.dev/v1/travel/trip-check?from=SFO&to=LHR")
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 |
|---|---|---|---|---|
| 2 h ago | Passed | 402 | 839 ms | $0.087 |
| 6 h ago | Passed | 402 | 925 ms | $0.087 |
| 11 h ago | Passed | 402 | 266 ms | $0.087 |
| 15 h ago | Passed | 402 | 432 ms | $0.087 |
| 19 h ago | Passed | 402 | 892 ms | $0.087 |
Show 10 older checks
| 23 h ago | Passed | 402 | 287 ms | $0.087 |
| 27 h ago | Passed | 402 | 303 ms | $0.087 |
| 31 h ago | Passed | 402 | 250 ms | $0.087 |
| 35 h ago | Passed | 402 | 911 ms | $0.087 |
| 38 h ago | Passed | 402 | 884 ms | $0.087 |
| 42 h ago | Passed | 402 | 286 ms | $0.087 |
| 46 h ago | Passed | 402 | 173 ms | $0.087 |
| 2 days ago | Passed | 402 | 456 ms | $0.087 |
| 2 days ago | Passed | 402 | 175 ms | $0.087 |
| 2 days ago | Passed | 402 | 227 ms | $0.087 |