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TradeSonar

Candlesticks (1-minute minimum; no sub-minute)

Host	api.tradesonar.io
Price	$0.001–$0.01 per call
Network	Base
Paid endpoints listed	11
Calls, last 30 days*	28
Most unique payers on one endpoint (30 days)*	4
Last paid call*	2026-10-15
Tags	dydx, perps, onchain, market-data, trading, smart-money, whales, funding

* From the public x402 Bazaar index (snapshot 2026-10-18T04:07Z); reported by the facilitator, not measured by us.

Endpoints

URL	Method	Price
`https://api.tradesonar.io/v1/markets/:ticker/candles` Candlesticks (1-minute minimum; no sub-minute)	GET	$0.001
`https://api.tradesonar.io/v1/markets` List markets with price and open interest	GET	$0.001
`https://api.tradesonar.io/v1/whales/:address/positions` Current open positions for an address	GET	$0.002
`https://api.tradesonar.io/v1/markets/:ticker/large-trades` Large trades (whale-sized fills)	GET	$0.002
`https://api.tradesonar.io/v1/whales/:address/pnl` Realized PnL and funding summary for an address	GET	$0.002
`https://api.tradesonar.io/v1/funding/extreme` Market-wide extreme funding (crowding / carry opportunities)	GET	$0.002
`https://api.tradesonar.io/v1/whales/leaderboard` Most profitable subaccounts (with classification)	GET	$0.01
`https://api.tradesonar.io/v1/whales/flow` Smart-money flow (open/close/increase/decrease/flip events)	GET	$0.01
`https://api.tradesonar.io/v1/funding/:ticker` Funding term structure, stability, and regime for one market	GET	$0.002
`https://api.tradesonar.io/v1/markets/:ticker/crowding` Crowding: long/short ratio, whale concentration, squeeze direction	GET	$0.01
`https://api.tradesonar.io/v1/markets/:ticker` Market detail: price, open interest, funding term structure	GET	$0.002

Source: x402 Bazaar discovery API (Coinbase CDP) · Licence: Public discovery metadata; descriptions by each provider. Listed in x402 pay-per-call APIs. We list tools; we do not test, rate or endorse them.

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