X402 Pay MCP Server
by cryptoapis-ioio.github.CryptoAPIs-io/mcp-x402-payv0.5.3
MCP server that pays x402-gated HTTP endpoints — fetch, and on a 402 authorize, sign, retry
context tax
queued
security
queued
cold start
queued
freshness
Active12d ago
Install X402 Pay MCP server
Install in Claude Code
claude mcp add x402-pay-cryptoapis-io -- npx -y @cryptoapis-io/mcp-x402-payInstall in Cursor
{
"mcpServers": {
"x402-pay-cryptoapis-io": {
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-x402-pay"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"x402-pay-cryptoapis-io": {
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-x402-pay"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"x402-pay-cryptoapis-io": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-x402-pay"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"x402-pay-cryptoapis-io": {
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-x402-pay"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Freshness
Active — last maintenance signal 12d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-09-28 · 12d ago · GitHub
Latest release
2026-09-24 · 16d ago · GitHub · v0.5.3
Package published
no data · npm/PyPI
Registry entry updated
2026-09-24 · 16d ago · official registry · v0.5.3
FAQ
›How do I install the X402 Pay MCP server in Claude Code?
Run: claude mcp add x402-pay-cryptoapis-io -- npx -y @cryptoapis-io/mcp-x402-pay. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does X402 Pay require an API key?
No required environment variables are declared in its published metadata.
›Can I use X402 Pay as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is X402 Pay in the official MCP registry?
Yes, as io.github.CryptoAPIs-io/mcp-x402-pay.