ioswarm.io
x402Grade BLast checked 2 hours ago
POST https://ioswarm.io/api/v1/feeds/movers
Biggest US stock gainers and losers (market cap over $2B), unusual volume and top crypto movers. Each mover: price, % change, relative volume, pre/post-market change, sector, and up to three news headlines that mention it, so the move and its likely reason come in one call. Rebuilt every 15 minutes. $0.02 per call, no account. Free 24h-delayed sample: GET https://ioswarm.io/api/v1/feeds/movers/sample.
Price$0.02per news query · paid in USD on Base
Uptime100%
4/4 probes · 837 ms
Score72Grade B
Paid usage, 30 days1payers · 2 calls
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X POST "https://ioswarm.io/api/v1/feeds/movers"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseRecent checks
| Checked (UTC) | Result | Status | Time | Live price |
|---|---|---|---|---|
| 2026-10-11 11:16 | Valid 402 | 402 | 422 ms | $0.02 |
| 2026-10-11 06:45 | Valid 402 | 402 | 785 ms | $0.02 |
| 2026-10-11 02:15 | Valid 402 | 402 | 889 ms | $0.02 |
| 2026-10-10 21:46 | Valid 402 | 402 | 982 ms | $0.02 |
Receipts
No test purchases yet. Graded test purchases are next on our list; until then every number here comes from unpaid checks.
What a check proves