PayStage Preflight MCP Server
Evaluate x402 PaymentRequired against a local spending policy before an agent pays
PayStage Preflight scores 55 (Fair), with no SPDX license recorded. It installs as a local process. It does not declare tools yet. Filed under Uncategorized. Install configs are generated for 10 clients. Being listed in the registry is not the same as being vendor-official.
Fair trust
55 of 100 from six public signals. Nobody can buy a point.
- Listed in the official MCP registry.
- No license recorded.
Where the 55 comes from
22 + 20 + 0 + 0 + 10 + 3 = 55. Each factor is capped, so no single signal can carry a listing.
Active in the official MCP registry, plus a known vendor namespace.
Registry: 22 of 30 points.How recently the repository saw a commit or release.
Maintenance: 20 of 20 points.GitHub stars and weekly downloads, on a log scale.
Popularity: 0 of 20 points.A clear, OSI-style open-source license.
License: 0 of 10 points.Not archived, a secure install path, a pinned version.
Security: 10 of 10 points.A real summary, a README with depth, listed tools.
Docs: 3 of 10 points.Install
Pick your client, copy the config, paste it in.
Needs Cursor or VS Code installed on this device. The button opens the app and asks you to confirm before it adds the server.
{ "mcpServers": { "base-buzz-preflight": { "command": "npx", "args": [ "-y", "@paystage/preflight@0.1.0" ], "env": { "PAYSTAGE_POLICY_PATH": "" } } }}
Environment variables
| Name | Required | Notes |
|---|---|---|
PAYSTAGE_POLICY_PATH | Optional | Path to policy.json spending rules |
Tools
All capabilitiesTools show up when the registry metadata or the repository README lists them. Public READMEs are read directly. A GitHub token is used only when one is already configured.
About
Evaluate x402 PaymentRequired against a local spending policy before an agent pays
Frequently asked questions
What is PayStage Preflight MCP Server?
Evaluate x402 PaymentRequired against a local spending policy before an agent pays
How do I install PayStage Preflight MCP Server in Claude Desktop, Cursor, or VS Code?
Pick your client in the Install section on this page and copy the generated config into the client's config file. Step-by-step guides: Claude Desktop, Cursor, and VS Code. PayStage Preflight MCP Server runs locally from the npm package @paystage/preflight with the command npx -y @paystage/preflight@0.1.0.
Does PayStage Preflight MCP Server support remote (HTTP) connections?
No remote endpoint is listed for PayStage Preflight MCP Server. It runs locally on your machine over stdio, started by your MCP client.
How is PayStage Preflight MCP Server's trust score calculated?
PayStage Preflight MCP Server scores 55 out of 100 (Fair). The score adds six capped public signals: registry status, maintenance, popularity, license, documentation, and security. Nobody can pay for points. Read the methodology for the full formula.
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