Hearth Onchain Data
by FastDrop
Pay-per-call onchain lookups (Base/ETH/Arbitrum/Optimism/Solana) via x402 USDC. No API key.
Pay-per-call onchain lookups (Base/ETH/Arbitrum/Optimism/Solana) via x402 USDC. No API key. Official MCP Registry: io.sslip.138-197-15-135/hearth-onchain@1.0.0. Remote endpoint: https://138-197-15-135.sslip.io/mcp
Problem it solves
Discoverable MCP server listed in the official MCP Registry.
How it's different
Remote MCP endpoint ingested from the official registry and probed by FastDrop.
Ingested from the official MCP Registry
FastDrop pulled this entry from the official MCP Registry as io.sslip.138-197-15-135/hearth-onchain and probed the endpoint. The maker did not submit it, so the outbound link is not endorsed
and the description is not theirs.
If this is your server, claim the listing to edit it and take ownership. The registry index lists everything else still awaiting a probe.
Claim this listingTools this endpoint exposes
Read directly from the endpoint on 27 Oct 2026. Not supplied by the maker.
base_erc20_balanceERC20 balance of any wallet on Base, Ethereum, Arbitrum or Optimism (USDC by default) via balanceOf, with decimals applied. Deterministic, no LLM. Price: $0.0025 USDC on Base via x402 (pass the paymen
base_token_infoName, symbol, decimals, total supply and bytecode presence for a token contract on Base, Ethereum, Arbitrum or Optimism. Deterministic, no LLM. Price: $0.004 USDC on Base via x402 (pass the payment in
base_tx_statusStatus of a transaction on Base, Ethereum, Arbitrum or Optimism: pending/success/failed, block, confirmations, from/to, gas used, log count. Deterministic, no LLM. Price: $0.004 USDC on Base via x402
base_walletNative ETH balance, nonce (tx count) and whether the address is a contract, on Base, Ethereum, Arbitrum or Optimism. Deterministic, no LLM. Price: $0.0025 USDC on Base via x402 (pass the payment in _m
evm_gasCurrent gas price, base fee, suggested priority fee and EIP-1559 maxFee for Base, Ethereum, Arbitrum or Optimism, plus a 21000-gas transfer cost in native units. Deterministic, no LLM. Price: $0.001 U
evm_blockBlock number, timestamp, hash, tx count, gas used/limit and base fee for the latest (or given) block on Base, Ethereum, Arbitrum or Optimism. Deterministic, no LLM. Price: $0.001 USDC on Base via x402
token_priceCurrent USD price for a token contract on Base, Ethereum, Arbitrum or Optimism (or the chain's native ETH if no address), with symbol, decimals and confidence. Aggregated from public DeFi price feeds.
name_resolveResolve an ENS name (vitalik.eth) or Basename (jesse.base.eth) to an address, or an address to its verified primary ENS name. On-chain, deterministic, no LLM. Price: $0.0045 USDC on Base via x402 (pas
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