StablecoinX MCP Server
by e2xlabsio.github.e2xlabs/stablecoinx-mcpv0.1.12
Drive a StablecoinX business account — auth, API keys, sessions, paymaster policy, webhooks.
context tax
queued
security
queued
cold start
queued
freshness
Active1d ago
Install StablecoinX MCP server
Install in Claude Code
claude mcp add stablecoinx -e SCX_STATE_PASSPHRASE='<scx-state-passphrase>' -- npx -y @stablecoinx/mcpInstall in Cursor
{
"mcpServers": {
"stablecoinx": {
"command": "npx",
"args": [
"-y",
"@stablecoinx/mcp"
],
"env": {
"SCX_STATE_PASSPHRASE": "<scx-state-passphrase>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"stablecoinx": {
"command": "npx",
"args": [
"-y",
"@stablecoinx/mcp"
],
"env": {
"SCX_STATE_PASSPHRASE": "<scx-state-passphrase>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"stablecoinx": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@stablecoinx/mcp"
],
"env": {
"SCX_STATE_PASSPHRASE": "<scx-state-passphrase>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"stablecoinx": {
"command": "npx",
"args": [
"-y",
"@stablecoinx/mcp"
],
"env": {
"SCX_STATE_PASSPHRASE": "<scx-state-passphrase>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| SCX_STATE_PASSPHRASE | yes | yes | Passphrase used to encrypt the local state file (JWT / API key / session key) at rest. Pick any string. The harness endpoint, thirdweb client, origin and login chain are baked into the package — this is the only required input. |
| SCX_STATE_DIR | — | — | Optional. Directory for the encrypted local state file. Defaults to %APPDATA%/stablecoinx-mcp (Windows) or $XDG_CONFIG_HOME/stablecoinx-mcp. |
Freshness
Active — last maintenance signal 1d 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 · 1d ago · official registry · v0.1.12
FAQ
›How do I install the StablecoinX MCP server in Claude Code?
Run: claude mcp add stablecoinx -e SCX_STATE_PASSPHRASE='<scx-state-passphrase>' -- npx -y @stablecoinx/mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does StablecoinX require an API key?
Yes. It expects SCX_STATE_PASSPHRASE, of which 1 is a secret.
›Can I use StablecoinX as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is StablecoinX in the official MCP registry?
Yes, as io.github.e2xlabs/stablecoinx-mcp.