io.github.naur9n/arbitrum-transaction-preflight

Paid Arbitrum transaction simulation and risk scoring for wallets and AI agents.

needs env probed 2026-10-15

MCP error -32000: Connection closed
t be 42161 (Arbitrum One) or 421614 (Arbitrum Sepolia).
    at file:///work/node_modules/arbitrum-mpp-transaction-preflight/

Run it: npx -y arbitrum-mpp-transaction-preflight@4.0.0 (stdio, probed in a container with the network off)
Host: npmjs.com
Repository: https://github.com/naur9n/arbitrum-mpp-transaction-preflight
Registry: active, updated 2026-07-16 · registry entry
Reachable: 0 of the last 1 probe

Badge and feed

[![mcpcost](https://mcpcost.ulehla.dev/badge/io.github.naur9n/arbitrum-transaction-preflight.svg)](https://mcpcost.ulehla.dev/s/io.github.naur9n/arbitrum-transaction-preflight)

An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.