dev.workers.dolerite.base-onchain-tools/base-onchain-tools

up checked 2026-11-11T03:37:35.002Z

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Publisher-provided description

Base mainnet analysis: contract audits, transfer simulation, token pricing. Paid via x402.

Summary by lookupd

Analyzes Base mainnet: audits contracts, simulates transfers, checks balances and allowances, and reads token and ETH/BTC prices.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http base-onchain-tools https://base-onchain-tools.dolerite.workers.dev/mcp

Codex, remote (streamable-http)

codex mcp add base-onchain-tools --url https://base-onchain-tools.dolerite.workers.dev/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "base-onchain-tools": {
      "url": "https://base-onchain-tools.dolerite.workers.dev/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (12 tools)

Publisher-provided text

• base_demo Free. Returns a complete, live contract audit of Base USDC — the same output shape as the paid audit tool, with the address fixed. Call this first to see what t
• base_address_check Pre-flight check on a Base mainnet address before you pay it: contract vs EOA, ETH and USDC balances, outbound tx count, and warnings about whether funds sent t
• base_tx_check Confirm a Base mainnet transaction: success or reverted, block, confirmations and finality, gas used, and every ERC-20 transfer it moved with USDC amounts decod
• base_token ERC-20 token metadata on Base mainnet: name, symbol, decimals and total supply, read straight from the contract. Costs $0.001 per call, paid in USDC over x402 o
• base_gas Live Base mainnet gas oracle: current gas price, base fee, recent base fee trend, priority fee percentiles, and the estimated cost of a plain ERC-20 transfer in
• base_price ETH/USD and BTC/USD read live from Chainlink's on-chain price feeds on Base, with the feed's own description, decimals, update timestamp, age in seconds and a s
• base_contract_type Identify what a Base contract actually is: ERC-20, ERC-721 or ERC-1155 via ERC-165, plus proxy detection across EIP-1967, EIP-1822 and the legacy ZeppelinOS slo
• base_allowance ERC-20 allowance on Base: how much a spender may pull from an owner, whether it is an unlimited approval, the owner balance, and how much is actually spendable
• base_token_price USD price for ANY token on Base, not just the two assets Chainlink covers. Discovers every Uniswap V3 pool against WETH and USDC across all four fee tiers, read
• base_simulate_transfer Will this token payment actually go through, and if not exactly why. Simulates the transfer without spending gas, decodes the real revert reason (Error(string),
• base_contract_audit What an UNVERIFIED Base contract can actually do — the case where block explorers show you nothing. Disassembles the deployed bytecode with a PUSH-aware opcode
• base_portfolio ETH and USDC balances for up to 20 Base addresses in a single call, with per-address funded flags and totals. One request instead of forty RPC round trips. Cost

Details

• Version: 1.0.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 765 ms
• First indexed: 2026-11-01T09:01:57.103Z
• Last seen in registry: 2026-11-01T09:01:57.103Z
• Website: https://base-onchain-tools.dolerite.workers.dev

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• Last crawl: 2026-11-11T15:38:39.561Z
• API base: https://api.lookupd.com
• MCP URL: https://api.lookupd.com/mcp