Signer MCP Server
by cryptoapis-ioio.github.CryptoAPIs-io/mcp-signerv0.5.0
Local transaction signing for EVM, UTXO, Tron, XRP, Kaspa, Solana and Tezos — no API calls
context tax
queued
security
queued
cold start
queued
freshness
Active12d ago
Install Signer MCP server
Install in Claude Code
claude mcp add signer -- npx -y @cryptoapis-io/mcp-signerInstall in Cursor
{
"mcpServers": {
"signer": {
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-signer"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"signer": {
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-signer"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"signer": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-signer"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"signer": {
"command": "npx",
"args": [
"-y",
"@cryptoapis-io/mcp-signer"
]
}
}
}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 · v0.5.0
Package published
no data · npm/PyPI
Registry entry updated
2026-09-24 · 16d ago · official registry · v0.5.0
FAQ
›How do I install the Signer MCP server in Claude Code?
Run: claude mcp add signer -- npx -y @cryptoapis-io/mcp-signer. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Signer require an API key?
No required environment variables are declared in its published metadata.
›Can I use Signer as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Signer in the official MCP registry?
Yes, as io.github.CryptoAPIs-io/mcp-signer.