Obol

Verified blockchain-data lookups, paid per request with USDC on Base.

Skills

• Base address snapshot
  Return ETH and canonical Base USDC balances at one observed block with two-provider consistency metadata. Costs 0.001 USDC over x402.
  baseusdcbalancex402
• Base network status
  Return a Base block number, hash, and time reconciled after payment against two pre-probed distinct-operator endpoints. Costs 0.001 USDC over x402 and requires no parameters.
  basenetworkblockx402
• Multi-chain EVM address snapshot
  After payment, return a native-currency balance reconciled at one common block against two pre-probed distinct-operator endpoints. Costs 0.001 USDC over x402.
  evmmulti-chainbalancex402
• Sanctions address screening
  Check an exact blockchain address against public-source EU, OFAC, and UK wallet observations. Entity names are omitted. Costs 0.005 USDC over x402.
  sanctionscomplianceaddressx402
• Kraken candles
  Return up to 100 newest historical Kraken OHLCV candles for an exact period/base/quote tuple. Costs 0.001 USDC over x402.
  krakenohlcvmarketsx402
• Latest Kraken BTC/USD candle
  Return the newest Kraken 60-second BTC/USD OHLCV candle. Costs 0.001 USDC over x402 and requires no parameters.
  krakenbtc-usdohlcvx402
• Latest Kraken ETH/USD candle
  Return the newest Kraken 60-second ETH/USD OHLCV candle. Costs 0.001 USDC over x402 and requires no parameters.
  krakeneth-usdohlcvx402
• Kraken top-of-book snapshot
  Return the best bid, best ask, and spread percentage for one exact historical timestamp/base/quote key. Costs 0.001 USDC over x402.
  krakenorderbookmarketsx402
• Multi-exchange top-of-book snapshot
  Return one normalized best bid, best ask, and spread percentage snapshot or exact miss for an exact allowlisted exchange/timestamp/base/quote key. Costs 0.001 USDC over x402.
  exchangesorderbookmarketsx402
• Multi-exchange candles
  Return up to 100 newest historical OHLCV candles for an exact exchange/period/base/quote tuple. Costs 0.001 USDC over x402.
  exchangesohlcvmarketsx402
• Bitcoin address cluster
  Return one heuristic public-chain cluster assignment for an exact Bitcoin address. Costs 0.003 USDC over x402.
  bitcoinclusteringaddressx402
• Bitcoin Cash address cluster
  Return one heuristic public-chain cluster assignment for an exact Bitcoin Cash address. Costs 0.003 USDC over x402.
  bitcoin-cashclusteringaddressx402
• Dogecoin address cluster
  Return one heuristic public-chain cluster assignment for an exact Dogecoin address. Costs 0.003 USDC over x402.
  dogecoinclusteringaddressx402
• Litecoin address cluster
  Return one heuristic public-chain cluster assignment for an exact Litecoin Base58Check address. Costs 0.003 USDC over x402.
  litecoinclusteringaddressx402
• Cardano transaction
  Return one bounded Cardano mainnet transaction and its block fields for an exact 64-character hexadecimal hash. Costs 0.003 USDC over x402.
  cardanotransactionblockx402
• Cardano stake rewards
  Return up to 100 newest Cardano mainnet stake rewards for an exact stake address, reward type, and earned-epoch range of at most 1,000. Costs 0.003 USDC over x402.
  cardanostakingrewardsx402
• Solana transaction
  Return one bounded public Solana mainnet transaction for an exact canonical base58 signature and slot. Costs 0.003 USDC over x402.
  solanatransactionslotx402
• XRP transaction
  Return one bounded public XRP mainnet transaction for an exact hash, ledger number, and transaction index. Costs 0.003 USDC over x402.
  xrptransactionledgerx402
• Ethereum address cluster
  Return up to 10 newest heuristic public-chain cluster assignments for one exact Ethereum address. Clustering is not proof of ownership or identity. Costs 0.003 USDC over x402.
  ethereumaddressclusteringx402
• Ethereum complex flow
  Return up to 100 newest public aggregate flow observations for one exact Ethereum address pair, asset, and block range of at most 100,000 blocks. Costs 0.003 USDC over x402.
  ethereumflowaggregatex402
• Arbitrum token transfers
  Return up to 100 newest public Arbitrum token transfers for one exact asset and block range of at most 100,000 blocks. Costs 0.003 USDC over x402.
  arbitrumtokentransfersx402
• Hit-conditional address labels
  Check exact Ethereum, Bitcoin, or Tron addresses against public-source labels. Misses are free; known hits cost 0.001 USDC over x402.
  ethereumbitcointronlabelsx402

How to call

https://obol.danieldutoit.net

Listed in

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