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Ozmium Agent API

OHLC history with window extremes (highest high / lowest low over the window). Crypto via Coinbase (GET /v1/candles?product=ETH-USD&days=30; hourly bars <= 7d, six-hour <= 31d, daily <= 350d). Metals / indices / forex / stocks via ?sym=XAU&

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Our latest check (2026-10-11)

Answering
Yes — valid x402 payment terms
Time to answer
716 ms
Price
$0.001 per call
Paying buyers, last 30 days
4 (directory's own records)
Paid calls, last 30 days
4
Category
Stock prices
Address
https://ozmium.org/v1/candles

Accuracy

Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.

For agents

This page as JSON: /sellers/55d1c5498f17.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).

Sellers can see the evidence behind their checks and ask for a re-check at [email protected].