# Services from obol.danieldutoit.net on Zero

> obol.danieldutoit.net serves 18 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/obol.danieldutoit.net
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/obol.danieldutoit.net/health.json

## Services

- [Obol Kraken BTC/USD Orderbook Top](https://www.zero.xyz/c/obol-kraken-btc-usd-orderbook-top-58c78e4e/llms.txt): $0.002/call via x402. Returns the top-of-book (best bid and best ask) snapshot from Kraken's BTC/USD order book, including spread percentage, via a micropayment-gated API.
- [Obol Litecoin Address Cluster Lookup](https://www.zero.xyz/c/obol-litecoin-address-cluster-lookup-94d13763/llms.txt): $0.003/call via x402. Returns heuristic address-cluster membership for a given Litecoin address, indicating whether it belongs to a known cluster of co-owned addresses.
- [Obol Address Labels](https://www.zero.xyz/c/obol-address-labels-8babfe2f/llms.txt): $0.005/call via x402. Returns verified labels for a blockchain address (e.g. exchange, contract, entity name) on Ethereum, Bitcoin, or Tron.
- [Obol Kraken Candles — Verified OHLCV Market Data](https://www.zero.xyz/c/obol-kraken-candles-verified-ohlcv-market-data-6587304a/llms.txt): $0.002/call via x402. Returns verified OHLCV candlestick data for a specified trading pair from Kraken exchange, paid via x402 protocol in USDC on Base.
- [Obol Bitcoin Address Cluster Lookup](https://www.zero.xyz/c/obol-bitcoin-address-cluster-lookup-74ef2760/llms.txt): $0.003/call via x402. Returns the cluster of Bitcoin addresses associated with a given address, grouping addresses likely controlled by the same entity using heuristic blockchain analysis.
- [Obol Cardano Transaction Lookup](https://www.zero.xyz/c/obol-cardano-transaction-lookup-1c278c8a/llms.txt): $0.003/call via x402. Fetches verified details for a specific Cardano mainnet transaction by its transaction hash.
- [Obol Solana Transaction Lookup](https://www.zero.xyz/c/obol-solana-transaction-lookup-83a9097a/llms.txt): $0.003/call via x402. Fetches verified on-chain data for a specific Solana transaction by signature and slot number, returning full transaction details or a not-found indicator.
- [Obol Sanctions Address Screening](https://www.zero.xyz/c/obol-sanctions-address-screening-80e038d4/llms.txt): $0.005/call via x402. Screens a blockchain wallet address against sanctions lists and returns verified compliance status
- [Obol Base Network Status](https://www.zero.xyz/c/obol-base-network-status-6ff12a9a/llms.txt): $0.001/call via x402. Returns verified, multi-provider-consensus Base blockchain network status including latest block, block hash, and provider agreement.
- [Obol Dogecoin Address Cluster Lookup](https://www.zero.xyz/c/obol-dogecoin-address-cluster-lookup-0f818dd3/llms.txt): $0.003/call via x402. Returns the address cluster associated with a given Dogecoin address, grouping addresses likely controlled by the same entity.
- [Obol Bitcoin Cash Address Cluster Lookup](https://www.zero.xyz/c/obol-bitcoin-cash-address-cluster-lookup-ee4f7980/llms.txt): $0.003/call via x402. Returns the cluster of addresses associated with a given Bitcoin Cash address using verified on-chain blockchain data.
- [Obol EVM Address Snapshot](https://www.zero.xyz/c/obol-evm-address-snapshot-9c3c176e/llms.txt): $0.001/call via x402. Returns a verified on-chain snapshot of an EVM wallet address's state (balances, tokens, activity) for a given chain, paid per-call via x402 in USDC.
- [Obol Market Candles — Verified OHLCV Candlestick Data](https://www.zero.xyz/c/obol-market-candles-verified-ohlcv-candlestick-data-300af091/llms.txt): $0.002/call via x402. Returns verified historical OHLCV candlestick data for a crypto trading pair (e.g. BTC/USD) from a specified exchange, settled via x402 micropayment in USDC on Base.
- [Obol XRP Transaction Lookup](https://www.zero.xyz/c/obol-xrp-transaction-lookup-ce6af64c/llms.txt): $0.003/call via x402. Looks up a verified XRP Mainnet transaction by transaction hash and block number, returning on-chain transaction data or a not-found result.
- [Obol Arbitrum Token Transfers](https://www.zero.xyz/c/obol-arbitrum-token-transfers-aefc6ac3/llms.txt): $0.003/call via x402. Retrieves verified token transfer records on the Arbitrum network, paid per-call via x402 in USDC on Base.
- [Obol Cardano Stake Rewards Lookup](https://www.zero.xyz/c/obol-cardano-stake-rewards-lookup-24e77631/llms.txt): $0.003/call via x402. Returns verified Cardano staking reward history for a given stake address, including pool ID, earned epoch, amount in lovelace, and spendable epoch.
- [Obol Base Address Snapshot](https://www.zero.xyz/c/obol-base-address-snapshot-9494c6c3/llms.txt): $0.001/call via x402. Returns a verified on-chain data snapshot for a given Base network address, including balances, transaction history, or account state.
- [Obol Ethereum Complex Flow Data](https://www.zero.xyz/c/obol-ethereum-complex-flow-data-1166cea6/llms.txt): $0.003/call via x402. Returns verified Ethereum complex flow analytics including transaction counts, levels, prices, values, amounts, block times, and block numbers.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)