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calibration-court.onrender.com

http · x402 bazaar · grade score 55.0/100

Paid (x402, USDC on Base). Map a model's raw probability to an empirically calibrated one using resolved outcomes on the ledger. Refuses wit

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$0.0100

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Coinbase Agentic Market feed · snapshot May 2026 (not live on-chain)

From	Amount	When
0xfb4d74…1753	$0.0050	2026-10-21T21:45:03

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