Arbitrum Mpp Transaction Preflight MCP Server
by naur9nio.github.naur9n/arbitrum-transaction-preflightv4.0.0
Paid Arbitrum transaction simulation and risk scoring for wallets and AI agents.
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Maintained3mo ago
Install Arbitrum Mpp Transaction Preflight MCP server
Install in Claude Code
claude mcp add arbitrum-mpp-transaction-preflight -e CLIENT_PRIVATE_KEY='<client-private-key>' -- npx -y arbitrum-mpp-transaction-preflightInstall in Cursor
{
"mcpServers": {
"arbitrum-mpp-transaction-preflight": {
"command": "npx",
"args": [
"-y",
"arbitrum-mpp-transaction-preflight"
],
"env": {
"CLIENT_PRIVATE_KEY": "<client-private-key>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"arbitrum-mpp-transaction-preflight": {
"command": "npx",
"args": [
"-y",
"arbitrum-mpp-transaction-preflight"
],
"env": {
"CLIENT_PRIVATE_KEY": "<client-private-key>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"arbitrum-mpp-transaction-preflight": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"arbitrum-mpp-transaction-preflight"
],
"env": {
"CLIENT_PRIVATE_KEY": "<client-private-key>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"arbitrum-mpp-transaction-preflight": {
"command": "npx",
"args": [
"-y",
"arbitrum-mpp-transaction-preflight"
],
"env": {
"CLIENT_PRIVATE_KEY": "<client-private-key>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| CLIENT_PRIVATE_KEY | yes | yes | Dedicated low-value payer key. |
| SERVER_URL | — | — | Hosted paid API base URL. |
| CHAIN_ID | — | — | 42161 for Arbitrum One. |
Freshness
Maintained — last maintenance signal 3mo ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-07-16 · 3mo ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-07-16 · 3mo ago · official registry · v4.0.0
FAQ
›How do I install the Arbitrum Mpp Transaction Preflight MCP server in Claude Code?
Run: claude mcp add arbitrum-mpp-transaction-preflight -e CLIENT_PRIVATE_KEY='<client-private-key>' -- npx -y arbitrum-mpp-transaction-preflight. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Arbitrum Mpp Transaction Preflight require an API key?
Yes. It expects CLIENT_PRIVATE_KEY, of which 1 is a secret.
›Can I use Arbitrum Mpp Transaction Preflight as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Arbitrum Mpp Transaction Preflight in the official MCP registry?
Yes, as io.github.naur9n/arbitrum-transaction-preflight.