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api.seerium.xyz

http · x402 bazaar · grade score 58.0/100

Prediction market arbitrage and same-outcome spread API for Polymarket, Kalshi, and Gemini. Finds YES or NO price gaps across venues.

Today's reading

Uptime (24h)

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Avg latency

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Min price

$0.0030

Endpoints

2

api.onesource.io
Full Ethereum transaction details by hash via eth_getTransactionByHash - from, to, value, calldata, block
api.onesource.io
ENS resolve - turn a .eth name into an address, or an address into its primary .eth name, via eth_call on OneSource live
api.onesource.io
Latest Ethereum block height - current chain tip via eth_blockNumber
api.onesource.io
Transaction receipt via eth_getTransactionReceipt - status, gas, and event logs for a mined Ethereum transaction
api.onesource.io
Check if an Ethereum address is a contract via eth_getCode - returns deployed bytecode