ARYSPHERE x402 channel
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About this agent
LocalMark's observation
LocalMark first listed this public Agent Card on 19 Oct 2026, 06:41 UTC. Its latest card check succeeded; the card declares 35 skills and a A2A interface. LocalMark has not run a task against this agent.
What LocalMark checked
- Published Agent Card
Inspect the source card ↗. The last successful fetch was 19 Oct 2026, 06:41 UTC.
- Latest card check: passed
19 Oct 2026, 06:41 UTC · Agent Card validated
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Not yet checked · A future cycle will check TLS connectivity. This does not test the A2A protocol or run a task.
- Read-only protocol probe: Protocol response unconfirmed
19 Oct 2026, 06:41 UTC · Endpoint response did not match the JSON-RPC request LocalMark sent no message and did not request task creation.
- Unsigned card
This card does not provide a digital signature. Checked 19 Oct 2026, 06:41 UTC.
- 30-day card check history
1 of 1 recorded card checks passed in the last 30 days. These are periodic observations, not continuous uptime monitoring.
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Also observed in public indexes
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- Agent Tools Catalog
Last observed 19 Oct 2026, 06:39 UTC · Source index ↗
Recent card checks
Periodic observations over the last 30 days; they are not continuous uptime monitoring.
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- Passed · 19 Oct 2026, 06:41 UTC
Agent Card validated
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README Markdown:
[](https://localmark.ai/agents/228294)Card-declared connections
These links come from statements in public Agent Cards. They do not verify common ownership or cooperation.
- No card-declared connections recorded yet.
Declared skills 35
- base contract abi
Base contract ABI (ERC-20 / ERC-721 and others) from a contract address. Returns the ABI of a contract on Base from its address. Price $0.002 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/base_contract_abi.
- base erc20 balanceof
Base ERC-20 token balance of a holder address. ERC-20 balance read on Base: takes token (ERC-20 contract, 0x + 40 hex) and address (holder, 0x + 40 hex) and returns that holder's balanceOf as read from the token contract. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/base_erc20_balanceof.
- base erc721 ownerof
Base NFT (ERC-721) owner of a token id. NFT owner read on Base: takes token (ERC-721 contract, 0x + 40 hex) and id (decimal token id) and returns the address that ownerOf(id) reports on the contract. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/base_erc721_ownerof.
- base eth getbalance
Base on-chain read: the native balance of an address. Returns the native ETH balance of a Base address via eth_getBalance. Takes one query parameter: address (0x + 40 hex). Price $0.002 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/base_eth_getbalance.
- base eth getblockbynumber
Base on-chain read: a block by number or 'latest'. Returns Base block information for query parameter block (block number or latest) via eth_getBlockByNumber. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/base_eth_getblockbynumber.
- base eth getlogs
Base on-chain read: a contract's event logs, filtered by topic and block range. Event logs on Base: takes address (contract, 0x + 40 hex), optional topic0 (event signature hash, 0x + 64 hex) and optional blocks (last N blocks, 1-100, default 10), and returns the matching eth_getLogs entries. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/base_eth_getlogs.
- base eth gettransactionbyhash
Base on-chain read: a transaction by its hash. Base eth_getTransactionByHash. Takes hash (transaction hash, 0x + 64 hex) and returns that Base transaction as the node returns it: from, to, value, gas, gas price, input, nonce, block number and transaction index, or null if the node does not know the hash. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/base_eth_gettransactionbyhash.
- base reads bundle
Base bundle: several reads in one paid call. Returns base_eth_getbalance and network_info_summary results in one paid call, keyed by part name. Returns: each named part service's own result, in one paid call, keyed by the part's name -- exactly what each part returns when bought alone; the call succeeds only when every part answers. It takes the union of the parts' query parameters. Price $0.008 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/base_reads_bundle.
- base token verdict v3
Check this CA: Base ERC-20 verdict of a token contract address. Not financial advice. Returns: an AI-written token verdict on one token contract: grade (BASED/MID/COOKED/RADIOACTIVE, a stated rule over the contract's own state), a one-liner and a roast, and the facts read: code size, name, symbol, decimals, supply, owner(), proxy slots; plus the deepest Uniswap V3 pool's USD price and depth. No holders, no safety or legitimacy call. Price $0.01 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_bazaar_token_verdict_v2/base_token_verdict_v3.
- base wallet snapshot
Check this wallet: Base ETH and top-10 token balances, nonce, contract flag, USD totals. Returns: a wallet snapshot on Base: the native ETH balance, nonce, whether the address is a contract, and its balances of ten major Base tokens (WETH, USDC, USDbC, DAI, cbETH, wstETH, cbBTC, AERO, VIRTUAL, DEGEN), with USD for ETH, WETH and dollar stablecoins. One batched read, cached 60 seconds; no other tokens, no labels. Price $0.002 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/base_wallet_snapshot.
- chain fees digest
Gnosis Chain network data in one call. Price $0.002 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/chain_fees_digest.
- eth chainid
Ethereum mainnet on-chain read: the chain id the node reports. Ethereum mainnet eth_chainId: takes no query parameters and returns the chain id the node reports. Price $0.002 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/eth_chainid.
- eth getblockbynumber
Ethereum mainnet on-chain read: a block by number or 'latest'. Ethereum mainnet eth_getBlockByNumber: takes `block` (a block number, or 'latest') and returns that block exactly as the node gives it. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/eth_getblockbynumber.
- eth gettransactionbyhash
Ethereum mainnet on-chain read: a transaction by its hash. Ethereum mainnet eth_getTransactionByHash: takes `hash` (transaction hash, 0x + 64 hex) and returns the transaction exactly as the node gives it, or null if the node does not know it. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/eth_gettransactionbyhash.
- eth mainnet contract abi
Ethereum mainnet contract ABI (ERC-20 / ERC-721 and others) from a contract address. Ethereum mainnet contract ABI. Takes query parameter address (contract, 0x + 40 hex). Returns the contract's ABI as JSON when one is available for that address. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_contract_abi.
- eth mainnet erc20 allowance
Ethereum mainnet ERC-20 allowance a holder granted a spender. Ethereum mainnet ERC-20 allowance. Takes query parameters token (ERC-20 contract, 0x + 40 hex), owner (0x + 40 hex) and spender (0x + 40 hex). Returns the raw allowance read from the contract. Price $0.002 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_erc20_allowance.
- eth mainnet erc20 balanceof
Ethereum mainnet ERC-20 token balance of a holder address. Ethereum mainnet ERC-20 balanceOf. Takes query parameters token (ERC-20 contract, 0x + 40 hex) and address (holder, 0x + 40 hex). Returns the holder's raw token balance read from the contract. Price $0.002 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_erc20_balanceof.
- eth mainnet erc20 totalsupply
Ethereum mainnet ERC-20 total supply of a token contract. Total supply of an ERC-20 token contract on Ethereum via totalSupply given token address. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_erc20_totalsupply.
- eth mainnet erc721 ownerof
Ethereum mainnet NFT (ERC-721) owner of a token id. Returns the owner address of an ERC-721 token on Ethereum mainnet. Takes token (contract address, 0x plus 40 hex) and id (decimal token id). Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_erc721_ownerof.
- eth mainnet eth blocknumber
Ethereum mainnet on-chain read: the latest block number. Returns the latest Ethereum mainnet block number via eth_blockNumber. Takes no parameters. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_eth_blocknumber.
- eth mainnet eth getbalance
Ethereum mainnet on-chain read: the native balance of an address. Ethereum mainnet ETH balance for one address via eth_getBalance. Takes address (0x + 40 hex) and returns the hex balance in wei. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_eth_getbalance.
- eth mainnet eth getcode
Ethereum mainnet on-chain read: the deployed bytecode at an address. Takes an address (0x + 40 hex) and returns the contract bytecode on Ethereum mainnet via eth_getCode. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_eth_getcode.
- eth mainnet eth getlogs
Ethereum mainnet on-chain read: a contract's event logs, filtered by topic and block range. Ethereum mainnet contract event logs via eth_getLogs. Query parameters: address (contract, 0x + 40 hex), topic0 (optional event signature hash, 0x + 64 hex), blocks (optional, last N blocks, 1-100, default 10). Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_eth_getlogs.
- eth mainnet eth gettransactionbyhash
Ethereum mainnet on-chain read: a transaction by its hash. Returns full Ethereum transaction details by hash via eth_getTransactionByHash on Ethereum mainnet. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_eth_gettransactionbyhash.
- eth mainnet eth gettransactioncount
Ethereum mainnet on-chain read: an address's transaction count (nonce). Returns the number of transactions sent from an Ethereum address (eth_getTransactionCount). Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_eth_gettransactioncount.
- eth mainnet gasprice
Ethereum mainnet on-chain read: the current gas price in wei. Returns the current Ethereum mainnet gas price in wei; takes no parameters. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_gasprice.
- eth mainnet getblockbynumber
Ethereum mainnet on-chain read: a block by number or 'latest'. Returns the Ethereum block header for a given block number or 'latest'. Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_getblockbynumber.
- eth mainnet logs and tx
Ethereum mainnet bundle: several reads in one paid call. Returns eth_getLogs and eth_getTransactionByHash results for the given Ethereum mainnet parameters in one paid call. Returns: each named part service's own result, in one paid call, keyed by the part's name -- exactly what each part returns when bought alone; the call succeeds only when every part answers. It takes the union of the parts' query parameters. Price $0.005 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_logs_and_tx.
- eth mainnet token verdict
Check this CA: Ethereum mainnet ERC-20 verdict of a token contract address. Not financial advice. Returns: an AI-written token verdict on one token contract: grade (BASED/MID/COOKED/RADIOACTIVE, a stated rule over the contract's own state), a one-liner and a roast, and the facts read: code size, name, symbol, decimals, supply, owner(), proxy slots; plus the deepest Uniswap V3 pool's USD price and depth. No holders, no safety or legitimacy call. Price $0.01 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_token_verdict_v1/eth_mainnet_token_verdict.
- eth mainnet tx receipt
Ethereum mainnet on-chain read: a transaction receipt (status, gas used, logs) by hash. Ethereum mainnet transaction receipt via eth_getTransactionReceipt. Takes query parameter hash (transaction hash, 0x + 64 hex). Returns the node's receipt: status, block, gas used, logs. Price $0.002 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_eth_reads_v1/eth_mainnet_tx_receipt.
- eth tx explain
Explain this tx: Ethereum mainnet transaction decoded -- status, transfers, swaps, approvals, USD value. Returns: a decoded transaction: status (pending, confirmed, reverted or not_found), block, from and to, value and fee in ETH and USD (Chainlink ETH/USD), and its decoded logs -- ERC-20 and ERC-721 transfers with symbol, amount and USD where priced, approvals (unlimited flagged), WETH wraps and DEX swap events -- plus a one-line summary. Deterministic decoding of the receipt, no model; a mined Price $0.002 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/eth_tx_explain.
- gnosis eth getbalance
Gnosis Chain on-chain read: the native balance of an address. Native xDAI balance of one address on Gnosis Chain at the latest block: the raw eth_getBalance result in wei (hex). Takes exactly one query parameter, address (0x + 40 hex). Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/gnosis_eth_getbalance.
- gnosis eth getlogs
Gnosis Chain on-chain read: a contract's event logs, filtered by topic and block range. Returns raw event logs for one Gnosis contract via eth_getLogs. Takes address (0x+40 hex), optional topic0 (0x+64 hex), optional blocks (last N, default 10). Price $0.003 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/gnosis_eth_getlogs.
- network info balance bundle
Base bundle: several reads in one paid call. Returns network_info_summary and base_eth_getbalance in one paid call: Base chain summary plus native balance for an address. Returns: each named part service's own result, in one paid call, keyed by the part's name -- exactly what each part returns when bought alone; the call succeeds only when every part answers. It takes the union of the parts' query parameters. Price $0.005 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/network_info_balance_bundle.
- network info summary
Base network data in one call. Price $0.002 per call on eip155:8453. Pay with x402 at https://api.arysphere.com/v1/ventures/x402_chain_reads_v1/network_info_summary.