x402 endpoint checker MCP Server
dev.workers.soloearn.x402-seller-kit/x402-checkerv1.0.0
Test any x402 paid URL without paying: 402, PAYMENT-REQUIRED, USDC, amounts, payTo, EIP-712, CORS.
context tax
queued
security
queued
cold start
queued
freshness
Active2d ago
Install x402 endpoint checker MCP server
Install in Claude Code
claude mcp add --transport http x402-checker https://x402-seller-kit.soloearn.workers.dev/mcpInstall in Cursor
{
"mcpServers": {
"x402-checker": {
"url": "https://x402-seller-kit.soloearn.workers.dev/mcp"
}
}
}Install in Claude Desktop
{
"mcpServers": {
"x402-checker": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://x402-seller-kit.soloearn.workers.dev/mcp"
]
}
}
}Or add it as a custom connector under Settings → Connectors. The config above bridges via mcp-remote.
Install in VS Code
{
"servers": {
"x402-checker": {
"type": "http",
"url": "https://x402-seller-kit.soloearn.workers.dev/mcp"
}
}
}Install in Windsurf
{
"mcpServers": {
"x402-checker": {
"serverUrl": "https://x402-seller-kit.soloearn.workers.dev/mcp"
}
}
}Remote endpoints
- streamable-http
https://x402-seller-kit.soloearn.workers.dev/mcp
Freshness
Active — last maintenance signal 2d ago. The newest of the signals below sets the band.
Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-10-08 · 2d ago · official registry · v1.0.0
FAQ
›How do I install the x402 endpoint checker MCP server in Claude Code?
Run: claude mcp add --transport http x402-checker https://x402-seller-kit.soloearn.workers.dev/mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does x402 endpoint checker require an API key?
No required environment variables are declared in its published metadata.
›Can I use x402 endpoint checker as a remote (hosted) MCP server?
Yes. It is a hosted MCP server; connect to its URL with any client that supports remote MCP.
›Is x402 endpoint checker in the official MCP registry?
Yes, as dev.workers.soloearn.x402-seller-kit/x402-checker.