com.madebydevx.preflight/preflight

up checked 2026-11-11T09:39:57.243Z

Unclaimed · Unverified

Publisher-provided title

Base Tx Preflight

Publisher-provided description

Simulate a Base tx before signing: revert reason, gas limit, full fee in ETH/USD. Paid x402.

Summary by lookupd

Simulates Base blockchain transactions before signing, reporting revert reasons, gas limits, and fees in ETH and USD, with paid access.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http preflight https://preflight.madebydevx.com/mcp

Codex, remote (streamable-http)

codex mcp add preflight --url https://preflight.madebydevx.com/mcp

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

{
  "mcpServers": {
    "preflight": {
      "url": "https://preflight.madebydevx.com/mcp"
    }
  }
}

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

Publisher-provided text

preflight_quote Free: price, payTo and the exact x402 request to buy a Base transaction preflight (simulation with decoded revert, gas limit, full fee in ETH/USD).
preflight_validate Free: checks from/to/data/value formatting and whether 'to' is a contract on Base, before you pay.

Shows this live status and links here; updates hourly.

[![lookupd status](https://lookupd.com/badge/com.madebydevx.preflight/preflight.svg)](https://lookupd.com/servers/com.madebydevx.preflight/preflight)