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mcp/harbor
Verified official

arbitrum transaction preflight MCP

v4.0.0

io.github.naur9n/arbitrum-transaction-preflight

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

transport:stdio runtime:npm
View source

Target client

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

claude mcp add arbitrum-transaction-preflight -e CLIENT_PRIVATE_KEY=<CLIENT_PRIVATE_KEY> -e SERVER_URL=<SERVER_URL> -e CHAIN_ID=<CHAIN_ID> -- npx -y arbitrum-mpp-transaction-preflight

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

This listing does not declare its tools. Connect the server and your client will discover them on the handshake.