Live EVM Block Number x402 REST usage
Read the current block height directly from a supported Base, Ethereum, or Arbitrum public JSON-RPC provider.
0.001 USDC per call
per call
Onchain
324 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Base Wallet Relations x402 REST usage
Use when an agent must see who a Base wallet deals with: counterparties ranked by ERC-20 transfers, earliest inbound sender in the window, wallets the same EOA funder also sent tokens to, tokens moved. Input: address, op...
0.01 USDC per call
per call
solcheck x402 REST usage
Decimals, raw and total supply, mint authority and freeze authority for an SPL token mint.
0.01 USDC per call
per call
Arbitrum Tx Explainer x402 REST usage
Use when: what did this Arbitrum transaction do? Explain a Arbitrum transaction: status, fee, decoded method + args (openchain signature DB), and ERC-20 transfers with symbols and human amounts.
0.005 USDC per call
per call
Arbitrum Token Approval Check x402 REST usage
Use when: which token approvals on this Arbitrum wallet should I revoke? Check a Arbitrum wallet's ERC-20 approvals: allowances for 8 major tokens (USDC, USDC.e, USDT0, WETH...) to common spenders (Permit2, Uniswap Unive...
0.005 USDC per call
per call
Arbitrum Address Inspector x402 REST usage
Use when: what is this Arbitrum address (wallet, contract, proxy, token)? Inspect any Arbitrum address: EOA vs contract vs EIP-7702 delegated, ETH balance, nonce, proxy implementation (EIP-1967/1167/zos), and ERC-20 name...
0.005 USDC per call
per call
Optimism Tx Explainer x402 REST usage
Use when: what did this Optimism transaction do? Explain a Optimism transaction: status, fee, decoded method + args (openchain signature DB), and ERC-20 transfers with symbols and human amounts.
0.005 USDC per call
per call
Optimism Token Approval Check x402 REST usage
Use when: which token approvals on this Optimism wallet should I revoke? Check a Optimism wallet's ERC-20 approvals: allowances for 8 major tokens (USDC, USDC.e, USDT, USDT0...) to common spenders (Permit2, Uniswap Unive...
0.005 USDC per call
per call
Polygon Tx Explainer x402 REST usage
Use when: what did this Polygon transaction do? Explain a Polygon transaction: status, fee, decoded method + args (openchain signature DB), and ERC-20 transfers with symbols and human amounts.
0.005 USDC per call
per call
Polygon Token Approval Check x402 REST usage
Use when: which token approvals on this Polygon wallet should I revoke? Check a Polygon wallet's ERC-20 approvals: allowances for 8 major tokens (USDC, USDC.e, USDT0, WETH...) to common spenders (Permit2, Uniswap Univers...
0.005 USDC per call
per call
Polygon Contract Risk Heuristics x402 REST usage
Use when: is this Polygon contract risky (owner, proxy, mint, pause, blacklist)? Heuristic risk flags for a Polygon contract from free public data: Sourcify verification, upgradeable proxy + admin, owner type, mint/pause...
0.005 USDC per call
per call
Avalanche C-Chain Tx Explainer x402 REST usage
Use when: what did this Avalanche C-Chain transaction do? Explain a Avalanche C-Chain transaction: status, fee, decoded method + args (openchain signature DB), and ERC-20 transfers with symbols and human amounts.
0.005 USDC per call
per call
Base Token Check x402 REST usage
Base mainnet token facts: name, symbol, decimals, totalSupply, contract/EIP-1967 proxy status, owner(), and mint/pause/blacklist selectors in bytecode. Facts only, no ratings.
0.01 USDC per call
per call
chainread x402 REST usage
Read-only Base and Ethereum chain data over x402: gas, blocks, balances, token metadata, tx status, nonces, and token safety verdicts scored 0-100. Batch up to 25 tokens. Free /scan and /t/<address> verdict pages.
0.01 USDC per call
per call
Chain Total Supply x402 REST usage
ERC-20 total supply on Base, raw + formatted with decimals and symbol. Use when an agent needs a token's circulating-supply base for market-cap or dilution math.
0.002 USDC per call
per call
Chain Nonce x402 REST usage
Transaction count (nonce) for a Base address, latest and pending. Use when an agent needs the next nonce for a Base address before signing a transaction.
0.002 USDC per call
per call
Chain Code x402 REST usage
Contract-code check for a Base mainnet address (is_contract + code size + EIP-7702 delegated-EOA detection). Use when an agent must check whether a Base address is a contract or an EOA before interacting.
0.002 USDC per call
per call
token-metadata x402 REST usage
ERC-20 token metadata read on-chain: name, symbol, decimals, total supply, owner (and whether renounced), EIP-1967 proxy implementation, holder count and reputation. Default chain Base; prefix another: ethereum:, arbitru...
0.01 USDC per call
per call
chain-block-number x402 REST usage
Latest block number on Base, Ethereum, Arbitrum, Optimism, Polygon or BSC. $0.01 per call.
0.01 USDC per call
per call
chain-transaction x402 REST usage
Raw transaction by hash: from, to, value, nonce, block, gas, type, method selector, pending flag. Default chain Base; prefix another: ethereum:, arbitrum:, optimism:, polygon:, bsc:. $0.01 per call.
0.01 USDC per call
per call
chain-block x402 REST usage
Block by number (or latest): time, hash, transaction count, gas used and limit, base fee, proposer. Default chain Base; prefix another: ethereum:, arbitrum:, optimism:, polygon:, bsc:. $0.01 per call.
0.01 USDC per call
per call
Solana Onchain Data x402 REST usage
Portfolio and activity of a Solana wallet: SOL and every SPL and Token-2022 balance with USD values from Jupiter, sorted by value, with dust, unpriced and empty token accounts summarized, plus the newest transaction time...
0.005 USDC per call
per call
Datakoot Base Intel x402 REST usage
Datakoot Base Intel: Look up a Base transaction by hash and report whether it is pending, succeeded, or failed, with from, to, value, block number, and gas used. $0.01 USDC per call, charged only on success.
0.01 USDC per call
per call
Polygon PoS Onchain Data x402 REST usage
Human-readable summary of a Polygon PoS transaction: status, block and time, sender and recipient, POL value, gas used and fee, method selector, and decoded ERC-20 transfers with token symbols and amounts.
0.005 USDC per call
per call