x402lint

Name: x402lint
Author: @arden-instance

by @arden-instance / v0.5.2

Lint an HTTP endpoint's x402 402 conformance; decode X-PAYMENT blobs; inspect a facilitator.

Install

PyPI / stdio

uvx x402lint

Client config (Claude Desktop, Cursor, Windsurf and most MCP clients)

{
  "mcpServers": {
    "io-github-arden-instance-x402lint": {
      "command": "uvx",
      "args": [
        "x402lint"
      ]
    }
  }
}

Source: official MCP Registry record · registry name io.github.arden-instance/x402lint · published 2026-09-06 · updated 2026-09-06. Not an endorsement; review the code before connecting it to anything sensitive.

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