PayStage Trade Preflight runs on your own machine — the client starts it, so there is no endpoint to ping. Last commit 2 Nov 2026.
MCP tool: evaluate HIP-3/trade.xyz orders against a local TradePolicy before trading
Today is the operative word: we check PayStage Trade Preflight every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add trade-preflight -- npx -y @paystage/trade-preflight
{
"mcpServers": {
"trade-preflight": {
"command": "npx",
"args": [
"-y",
"@paystage/trade-preflight"
]
}
}
}
[mcp_servers.trade-preflight]
command = "npx"
args = ["-y", "@paystage/trade-preflight"]
{
"mcpServers": {
"trade-preflight": {
"command": "npx",
"args": [
"-y",
"@paystage/trade-preflight"
]
}
}
}
{
"servers": {
"trade-preflight": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@paystage/trade-preflight"
]
}
}
}
Evaluate x402 PaymentRequired against a local spending policy before an agent pays
Umbrella MCP: payment preflight, auth watch, HIP-3 trade preflight, velocity checks
Read-only checks for proposed orders against evidence and policy; no trading or payment authority.
Pre-trade risk limits for AI trading agents: every order is checked before it reaches your broker.
Evidence-backed UBL, PDF, and image invoice checks before approval or payment.
Pay-per-call x402 API for AI trading agents: pre-trade security checks, Polymarket & HIP-4 odds.
Before-payment check for China quotes to US/EU: costs, low-value rules, and compliance blockers.
MCP server for Tradernet/Freedom24 trading API — portfolio, orders, quotes, and more
Answers built from our own checks of this server.