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Agent Data API

MCP server · hosted · v1.1.0 · io.github.lx1112/agent-data-api
Online · tested 2h agoNEW · 3h agoNew version 2h agoSeen in the registry 1h ago

Token risk, wallet profiles, OFAC screening, whale trades on 6 chains. x402, USDC per call.

Website ↗How to connect ↓

What it does

Agent Data API is an MCP server, a connector that lets an AI assistant use it as a tool. It is hosted: an assistant connects to it over the internet, nothing to install.

No capability identified yet from its description.

Facts come from the Official MCP Registry, as declared by the publisher. Capabilities are matched automatically (low confidence). None of this is a test of the tool.

At a glance

Hosted (remote)YES
Local installNO
Version1.1.0
PriceNot in the registry
First seen24 Oct 2026
Last checked1h ago

How to connect

As declared in the Official MCP Registry · hosted endpoint tested by Electra Index 2h ago (live check)

Hosted endpoint

  • https://onchaincheck.dev/mcp streamable-http

In Claude Code: claude mcp add --transport http agent-data-api-4 https://onchaincheck.dev/mcp

MCP settings (Claude Desktop, Cursor and other MCP clients)

{
  "mcpServers": {
    "agent-data-api-4": {
      "url": "https://onchaincheck.dev/mcp"
    }
  }
}

Live check

Electra Index connected to the hosted endpoint 2h ago

ONLINE Agent Data API answered an MCP connection on 24 Oct 2026 and introduced itself as agent-data-api 1.0.0 (MCP protocol 2025-06-18).

65 tools offered to AI assistants

  • canada_sales_tax · Canadian sales tax breakdown for an amount in a province or territory: GST, HST, PST, RST or QST with each rate and amount rounded to the cent, plus the total. Rates are looked up for the given date (default today), so historical changes su
  • canada_business_days · Number of business days between two dates in a Canadian province or territory, excluding weekends and that province's statutory holidays (with weekend holidays moved to their observed weekday). Counts from the start date up to but not inclu
  • canada_statutory_holidays · Statutory (general) holidays for a Canadian province or territory in a given year, using the province's local names, with the actual date and the weekday it is observed when it falls on a weekend. Costs $0.01 USDC on Base via x402.
  • fx_ecb_rates · European Central Bank daily reference exchange rates for about 30 major currencies, from any base currency, latest or for a past date. Rates update once per working day; the response states which day. Costs $0.005 USDC on Base via x402.
  • fx_ecb_convert · Convert an amount between two currencies at the European Central Bank daily reference rate, latest or for a past date, returning the rate used, the result, and the rate date. Costs $0.005 USDC on Base via x402.
  • token_risk_check · Is this token safe? Rug check for any token on Base, Ethereum, Arbitrum, Optimism, Polygon or Solana: a 0-100 risk score with plain reasons (mint, freeze, blacklist, fee, pause or trading-switch powers, upgradeable code, holder concentratio
  • solana_token_snapshot · Rug check and due-diligence snapshot of a Solana SPL or Token-2022 token: a 0-100 risk score with reasons, name, symbol, supply, mint and freeze authority, Token-2022 controls (permanent delegate, transfer fees, transfer hook, pausable), me
  • solana_wallet · 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, transactions in th
  • address_sanctions_screen · Is this address sanctioned? Screens a crypto address against the US Treasury OFAC SDN list's published digital currency addresses (ETH, USDC, USDT, XBT, SOL, TRX and others): the listed entity, programs and listing date on a match, or not f
  • prepayment_safety_check · Is it safe to pay this address? One check before sending or accepting crypto: OFAC SDN sanctions screen, wallet age, EOA or contract, first funder and recent large transfers on Base, Ethereum, Arbitrum, Optimism or Polygon (wallet kind and
  • prepayment_safety_check_lite · Is it safe to pay this address? The address-only version of /check: OFAC SDN sanctions screen, wallet age, EOA or contract, first funder and recent large transfers on Base, Ethereum, Arbitrum, Optimism or Polygon (wallet kind and activity o
  • company_jobs · Open jobs at a company, from its own applicant tracking system's public job board: Greenhouse, Lever, Ashby, Workable, SmartRecruiters, Recruitee, BambooHR, Personio, Teamtailor, or Workday from a careers URL. Give a company name, website o
Show 53 more
  • x402_ping · The smallest real x402 paid call: costs $0.001 in USDC and returns ok with the server time and payment network. Useful for checking that an x402 client can sign and settle a payment end to end. Costs $0.001 USDC on Base via x402.
  • base_token_snapshot · Rug check and due-diligence snapshot of an ERC-20 token on Base: a 0-100 risk score with reasons, name, symbol, decimals, supply, owner and whether ownership is renounced, upgradeable-proxy detection, owner-only functions found in the bytec
  • base_wallet_balances · Native ETH balance of a Base wallet plus the balances of up to 20 ERC-20 tokens you list, formatted with each token's symbol and decimals, read live from Base. Costs $0.005 USDC on Base via x402.
  • base_transaction_summary · Human-readable summary of a Base transaction: status, block and time, sender and recipient, ETH value, gas used and fee, method selector, and decoded ERC-20 transfers with token symbols and amounts. Costs $0.005 USDC on Base via x402.
  • base_gas_prices · Current Base gas conditions: block number, base fee, gas price and priority fee in gwei, and the estimated cost in ETH and USD of a native transfer and an ERC-20 transfer (Chainlink ETH/USD). Costs $0.005 USDC on Base via x402.
  • base_contract_info · Identify what lives at a Base address: wallet (EOA, including EIP-7702 delegation) or contract, which token standard it implements (ERC-20, ERC-721, ERC-1155), name and symbol, upgradeable-proxy implementation and admin, smart-wallet proxie
  • base_erc20_allowance · ERC-20 allowance on Base: how much a spender may transfer from an owner, whether the approval is effectively unlimited, the owner's balance, and the amount the spender could move right now. Costs $0.005 USDC on Base via x402.
  • base_nft_metadata · Metadata for an ERC-721 or ERC-1155 token on Base: collection name, current owner (ERC-721), token URI, and the metadata JSON fetched and decoded from IPFS, Arweave, HTTPS or an inline data URI, with a browser-loadable image URL. Costs $0.0
  • base_large_trades · Whale and large-trade tracker for an ERC-20 on Base: every buy and sell in the last N minutes on the token's deepest WETH/USDC pools (Uniswap v3 or Aerodrome), with USD size, side, wallet and transaction for the largest trades, buy/sell vol
  • base_new_pools · New trading pools created on Base in the last N minutes on Uniswap v4, Uniswap v3 or Aerodrome: both tokens with symbol, name and decimals, fee tier, v4 hooks, whether it pairs with ETH, WETH or USDC, and quote liquidity where readable. Unv
  • base_wallet_profile · Who is this Base address? Wallet age (first transfer), first funder, contract or EOA, ETH balance and nonce, the latest transfers in and out (native, ERC-20, NFTs), top counterparties by count, and recent large transfers in USD (ETH, WETH,
  • base_resolve_basename · Resolve a Basename (name.base.eth) to its Base address and profile records (avatar, description, url, Twitter, GitHub). Accepts "jesse", "jesse.base" or "jesse.base.eth". Costs $0.005 USDC on Base via x402.
  • eth_token_snapshot · Rug check and due-diligence snapshot of an ERC-20 token on Ethereum: a 0-100 risk score with reasons, name, symbol, decimals, supply, owner and whether ownership is renounced, upgradeable-proxy detection, owner-only functions found in the b
  • eth_wallet_balances · Native ETH balance of a Ethereum wallet plus the balances of up to 20 ERC-20 tokens you list, formatted with each token's symbol and decimals, read live from Ethereum. Costs $0.005 USDC on Base via x402.
  • eth_transaction_summary · Human-readable summary of a Ethereum transaction: status, block and time, sender and recipient, ETH value, gas used and fee, method selector, and decoded ERC-20 transfers with token symbols and amounts. Costs $0.005 USDC on Base via x402.
  • eth_gas_prices · Current Ethereum gas conditions: block number, base fee, gas price and priority fee in gwei, and the estimated cost in ETH and USD of a native transfer and an ERC-20 transfer (Chainlink ETH/USD). Costs $0.005 USDC on Base via x402.
  • eth_contract_info · Identify what lives at a Ethereum address: wallet (EOA, including EIP-7702 delegation) or contract, which token standard it implements (ERC-20, ERC-721, ERC-1155), name and symbol, upgradeable-proxy implementation and admin, smart-wallet pr
  • eth_erc20_allowance · ERC-20 allowance on Ethereum: how much a spender may transfer from an owner, whether the approval is effectively unlimited, the owner's balance, and the amount the spender could move right now. Costs $0.005 USDC on Base via x402.
  • eth_nft_metadata · Metadata for an ERC-721 or ERC-1155 token on Ethereum: collection name, current owner (ERC-721), token URI, and the metadata JSON fetched and decoded from IPFS, Arweave, HTTPS or an inline data URI, with a browser-loadable image URL. Costs
  • eth_large_trades · Whale and large-trade tracker for an ERC-20 on Ethereum: every buy and sell in the last N minutes on the token's deepest WETH/USDC pools (Uniswap v3), with USD size, side, wallet and transaction for the largest trades, buy/sell volume and n
  • eth_new_pools · New trading pools created on Ethereum in the last N minutes on Uniswap v4, Uniswap v3: both tokens with symbol, name and decimals, fee tier, v4 hooks, whether it pairs with ETH, WETH or USDC, and quote liquidity where readable. Unvetted: ma
  • eth_wallet_profile · Who is this Ethereum address? Wallet age (first transfer), first funder, contract or EOA, ETH balance and nonce, the latest transfers in and out (native, ERC-20, NFTs), top counterparties by count, and recent large transfers in USD (ETH, WE
  • eth_resolve_ens · ENS on Ethereum: resolve a name (vitalik.eth) to its address and profile records (avatar, description, url, Twitter, GitHub), or pass an address instead to get its primary ENS name. Uses ENS's universal resolver. Costs $0.005 USDC on Base v
  • arbitrum_token_snapshot · Rug check and due-diligence snapshot of an ERC-20 token on Arbitrum One: a 0-100 risk score with reasons, name, symbol, decimals, supply, owner and whether ownership is renounced, upgradeable-proxy detection, owner-only functions found in t
  • arbitrum_wallet_balances · Native ETH balance of a Arbitrum One wallet plus the balances of up to 20 ERC-20 tokens you list, formatted with each token's symbol and decimals, read live from Arbitrum One. Costs $0.005 USDC on Base via x402.
  • arbitrum_transaction_summary · Human-readable summary of a Arbitrum One transaction: status, block and time, sender and recipient, ETH value, gas used and fee, method selector, and decoded ERC-20 transfers with token symbols and amounts. Costs $0.005 USDC on Base via x40
  • arbitrum_gas_prices · Current Arbitrum One gas conditions: block number, base fee, gas price and priority fee in gwei, and the estimated cost in ETH and USD of a native transfer and an ERC-20 transfer (Chainlink ETH/USD). Costs $0.005 USDC on Base via x402.
  • arbitrum_contract_info · Identify what lives at a Arbitrum One address: wallet (EOA, including EIP-7702 delegation) or contract, which token standard it implements (ERC-20, ERC-721, ERC-1155), name and symbol, upgradeable-proxy implementation and admin, smart-walle
  • arbitrum_erc20_allowance · ERC-20 allowance on Arbitrum One: how much a spender may transfer from an owner, whether the approval is effectively unlimited, the owner's balance, and the amount the spender could move right now. Costs $0.005 USDC on Base via x402.
  • arbitrum_nft_metadata · Metadata for an ERC-721 or ERC-1155 token on Arbitrum One: collection name, current owner (ERC-721), token URI, and the metadata JSON fetched and decoded from IPFS, Arweave, HTTPS or an inline data URI, with a browser-loadable image URL. Co
  • arbitrum_large_trades · Whale and large-trade tracker for an ERC-20 on Arbitrum One: every buy and sell in the last N minutes on the token's deepest WETH/USDC pools (Uniswap v3), with USD size, side, wallet and transaction for the largest trades, buy/sell volume a
  • arbitrum_new_pools · New trading pools created on Arbitrum One in the last N minutes on Uniswap v4, Uniswap v3: both tokens with symbol, name and decimals, fee tier, v4 hooks, whether it pairs with ETH, WETH or USDC, and quote liquidity where readable. Unvetted
  • arbitrum_wallet_profile · Who is this Arbitrum One address? Wallet age (first transfer), first funder, contract or EOA, ETH balance and nonce, the latest transfers in and out (native, ERC-20, NFTs), top counterparties by count, and recent large transfers in USD (ETH
  • optimism_token_snapshot · Rug check and due-diligence snapshot of an ERC-20 token on OP Mainnet: a 0-100 risk score with reasons, name, symbol, decimals, supply, owner and whether ownership is renounced, upgradeable-proxy detection, owner-only functions found in the
  • optimism_wallet_balances · Native ETH balance of a OP Mainnet wallet plus the balances of up to 20 ERC-20 tokens you list, formatted with each token's symbol and decimals, read live from OP Mainnet. Costs $0.005 USDC on Base via x402.
  • optimism_transaction_summary · Human-readable summary of a OP Mainnet transaction: status, block and time, sender and recipient, ETH value, gas used and fee, method selector, and decoded ERC-20 transfers with token symbols and amounts. Costs $0.005 USDC on Base via x402.
  • optimism_gas_prices · Current OP Mainnet gas conditions: block number, base fee, gas price and priority fee in gwei, and the estimated cost in ETH and USD of a native transfer and an ERC-20 transfer (Chainlink ETH/USD). Costs $0.005 USDC on Base via x402.
  • optimism_contract_info · Identify what lives at a OP Mainnet address: wallet (EOA, including EIP-7702 delegation) or contract, which token standard it implements (ERC-20, ERC-721, ERC-1155), name and symbol, upgradeable-proxy implementation and admin, smart-wallet
  • optimism_erc20_allowance · ERC-20 allowance on OP Mainnet: how much a spender may transfer from an owner, whether the approval is effectively unlimited, the owner's balance, and the amount the spender could move right now. Costs $0.005 USDC on Base via x402.
  • optimism_nft_metadata · Metadata for an ERC-721 or ERC-1155 token on OP Mainnet: collection name, current owner (ERC-721), token URI, and the metadata JSON fetched and decoded from IPFS, Arweave, HTTPS or an inline data URI, with a browser-loadable image URL. Cost
  • optimism_large_trades · Whale and large-trade tracker for an ERC-20 on OP Mainnet: every buy and sell in the last N minutes on the token's deepest WETH/USDC pools (Uniswap v3 or Velodrome), with USD size, side, wallet and transaction for the largest trades, buy/se
  • optimism_new_pools · New trading pools created on OP Mainnet in the last N minutes on Uniswap v4, Uniswap v3 or Velodrome: both tokens with symbol, name and decimals, fee tier, v4 hooks, whether it pairs with ETH, WETH or USDC, and quote liquidity where readabl
  • optimism_wallet_profile · Who is this OP Mainnet address? Wallet age (first transfer), first funder, contract or EOA, ETH balance and nonce, the latest transfers in and out (native, ERC-20, NFTs), top counterparties by count, and recent large transfers in USD (ETH,
  • polygon_token_snapshot · Rug check and due-diligence snapshot of an ERC-20 token on Polygon PoS: a 0-100 risk score with reasons, name, symbol, decimals, supply, owner and whether ownership is renounced, upgradeable-proxy detection, owner-only functions found in th
  • polygon_wallet_balances · Native POL balance of a Polygon PoS wallet plus the balances of up to 20 ERC-20 tokens you list, formatted with each token's symbol and decimals, read live from Polygon PoS. Costs $0.005 USDC on Base via x402.
  • polygon_transaction_summary · 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. Costs $0.005 USDC on Base via x402
  • polygon_gas_prices · Current Polygon PoS gas conditions: block number, base fee, gas price and priority fee in gwei, and the estimated cost in POL and USD of a native transfer and an ERC-20 transfer (Chainlink POL/USD). Costs $0.005 USDC on Base via x402.
  • polygon_contract_info · Identify what lives at a Polygon PoS address: wallet (EOA, including EIP-7702 delegation) or contract, which token standard it implements (ERC-20, ERC-721, ERC-1155), name and symbol, upgradeable-proxy implementation and admin, smart-wallet
  • polygon_erc20_allowance · ERC-20 allowance on Polygon PoS: how much a spender may transfer from an owner, whether the approval is effectively unlimited, the owner's balance, and the amount the spender could move right now. Costs $0.005 USDC on Base via x402.
  • polygon_nft_metadata · Metadata for an ERC-721 or ERC-1155 token on Polygon PoS: collection name, current owner (ERC-721), token URI, and the metadata JSON fetched and decoded from IPFS, Arweave, HTTPS or an inline data URI, with a browser-loadable image URL. Cos
  • polygon_large_trades · Whale and large-trade tracker for an ERC-20 on Polygon PoS: every buy and sell in the last N minutes on the token's deepest WPOL/USDC pools (Uniswap v3), with USD size, side, wallet and transaction for the largest trades, buy/sell volume an
  • polygon_new_pools · New trading pools created on Polygon PoS in the last N minutes on Uniswap v4, Uniswap v3: both tokens with symbol, name and decimals, fee tier, v4 hooks, whether it pairs with POL, WPOL or USDC, and quote liquidity where readable. Unvetted:
  • polygon_wallet_profile · Who is this Polygon PoS address? Wallet age (first transfer), first funder, contract or EOA, POL balance and nonce, the latest transfers in and out (native, ERC-20, NFTs), top counterparties by count, and recent large transfers in USD (POL,

What "online" means: the server answered an MCP connection at the time of the check. It is not a guarantee of security, quality or continuous uptime. How we test: we open an MCP session and ask for the tool list, as an AI assistant would. We never run a tool and never send a key. Checked every few days. Method

Is this your server? Monitoring Pro: a check every 30 minutes and an email within the hour when it stops answering. Launch offer: $39.99 once, for life.

Facts & evidence

Each fact shows where it was seen and when.
FactValueEvidenceSourceLast confirmed
Hosted endpointhttps://onchaincheck.dev/mcpDECLAREDSRC-001 Official MCP Registry1h ago
Websitehttps://onchaincheck.dev/DECLAREDSRC-001 Official MCP Registry1h ago
Version1.1.0DECLAREDSRC-001 Official MCP Registry1h ago
Local install (package)noDECLAREDSRC-001 Official MCP Registry1h ago
Remote access (hosted)yesDECLAREDSRC-001 Official MCP Registry1h ago
Registry statusactiveDECLAREDSRC-001 Official MCP Registry1h ago
MCP serveryesDECLAREDSRC-001 Official MCP Registry1h ago

Change history

  • VERSION24 Oct 2026
    1.0.0 → 1.1.0
  • NEW24 Oct 2026
    first seen in the index

Is this page accurate?

Flag it and our robot re-checks the official source. Reports never change a score.

Questions about Agent Data API

How do I connect Agent Data API?

Use the hosted endpoint https://onchaincheck.dev/mcp in your assistant's MCP settings. The exact settings are in "How to connect" above, as declared in the Official MCP Registry.

What tools does Agent Data API offer?

When Electra Index connected on 24 Oct 2026, it listed 65 tools: canada_sales_tax, canada_business_days, canada_statutory_holidays, fx_ecb_rates, fx_ecb_convert, token_risk_check, solana_token_snapshot, solana_wallet and more. The full list is in "Live check" above.

Is Agent Data API online?

Yes. Its hosted endpoint answered an MCP connection from Electra Index 2h ago.