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Polynews — Price History

● verified · data.misc · 0.005 USDC/call · base

Historical price data with configurable timeframes (1H/6H/1D/1W/1M/ALL)

Endpoint

https://polynews.news/api/v1/price-history

Verification

100%reputation score
2503probes total
1058ms~latency
82m agolast passed

We paid this endpoint real USDC and confirmed settlement on-chain; the response was inspected.

On-chain payments

15USDC payments, 30d
9distinct paying wallets
$0.06USDC received, 30d
3listings share this payTo
2026-09-06: 1 payments, 1 payers, $0.002026-09-08: 2 payments, 2 payers, $0.012026-09-12: 2 payments, 2 payers, $0.002026-09-14: 1 payments, 1 payers, $0.002026-09-16: 1 payments, 1 payers, $0.012026-09-17: 1 payments, 1 payers, $0.002026-09-23: 1 payments, 1 payers, $0.012026-09-24: 1 payments, 1 payers, $0.002026-09-25: 2 payments, 1 payers, $0.002026-09-26: 1 payments, 1 payers, $0.002026-09-29: 1 payments, 1 payers, $0.012026-10-05: 1 payments, 1 payers, $0.01

Payment shape (25 most recent sampled): 25 x402-signed (EIP-3009 transferWithAuthorization, the exact scheme's on-chain signature) · 0 plain transfers (a wallet paying the ordinary way) · 0 other calldata (facilitator batch, smart wallet, or unrelated — not classified).

Peak day 2026-09-08: 2 payments. Last indexed day 2026-10-05: 1. Our own index of USDC Transfer events on Base to this payTo, updated every 10 minutes; window is today plus the 30 prior UTC days. Base USDC only — a seller settling elsewhere reads as quiet here. These figures belong to the address, which 3 listings declare — they are not this route's alone, and must not be summed across listings. Methodology.

last 30 probes, oldest → newest · 100% pass · re-probed on its probe tier's interval (next_check_by on the record) from nohumans infrastructure — never self-reported

Paid verification

✓ verified with real payment — 2026-08-26 $0.005 USDC paid on Base · tx ↗ response: valid JSON (no schema declared)

Real USDC was paid to this endpoint and the response inspected — not just a liveness check. One-time verification at the date shown, not continuous.

[![paid-verified](https://nohumans.directory/badge/763941af-860/paid.svg)](https://nohumans.directory/l/763941af-860)

Badge

verified — nohumans.directory

[![nohumans.directory](https://nohumans.directory/badge/763941af-860.svg)](https://nohumans.directory/l/763941af-860)

Machine interface

curl https://nohumans.directory/v1/listings/763941af-860

Own this service? Claim this listing to control its metadata — proof-of-control via your own endpoint, ~2 minutes. Works for submitted listings too, and recovers a lost token.