Vouch MCP Server
by vouch-protocolio.github.vouch-protocol/vouch-mcpv2.0.1
Sign and verify W3C Verifiable Credentials so AI agents can cryptographically authorize actions.
context tax
queued
security
queued
cold start
queued
freshness
Active4d ago
Install Vouch MCP server
Install in Claude Code
claude mcp add vouch-vouch-protocol -e VOUCH_PRIVATE_KEY='<vouch-private-key>' -e VOUCH_DID='<vouch-did>' -- uvx vouch-mcpInstall in Cursor
{
"mcpServers": {
"vouch-vouch-protocol": {
"command": "uvx",
"args": [
"vouch-mcp"
],
"env": {
"VOUCH_PRIVATE_KEY": "<vouch-private-key>",
"VOUCH_DID": "<vouch-did>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"vouch-vouch-protocol": {
"command": "uvx",
"args": [
"vouch-mcp"
],
"env": {
"VOUCH_PRIVATE_KEY": "<vouch-private-key>",
"VOUCH_DID": "<vouch-did>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"vouch-vouch-protocol": {
"type": "stdio",
"command": "uvx",
"args": [
"vouch-mcp"
],
"env": {
"VOUCH_PRIVATE_KEY": "<vouch-private-key>",
"VOUCH_DID": "<vouch-did>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"vouch-vouch-protocol": {
"command": "uvx",
"args": [
"vouch-mcp"
],
"env": {
"VOUCH_PRIVATE_KEY": "<vouch-private-key>",
"VOUCH_DID": "<vouch-did>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| VOUCH_PRIVATE_KEY | yes | yes | The agent's signing key as a JWK JSON string, held only in this server process. |
| VOUCH_DID | yes | — | The agent's DID, e.g. did:web:agent.example.com |
| VOUCH_MCP_TRANSPORT | — | — | Transport to serve: 'stdio' (default), 'http' (Streamable HTTP), or 'sse'. |
| VOUCH_MCP_HOST | — | — | Bind host when VOUCH_MCP_TRANSPORT=http (default 127.0.0.1). |
| VOUCH_MCP_PORT | — | — | Bind port when VOUCH_MCP_TRANSPORT=http (default 8080). |
Freshness
Active — last maintenance signal 4d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-10-05 · 4d ago · GitHub
Latest release
2026-06-07 · 4mo ago · GitHub · swift-v0.1.0
Package published
no data · npm/PyPI
Registry entry updated
2026-07-05 · 3mo ago · official registry · v2.0.1
FAQ
›How do I install the Vouch MCP server in Claude Code?
Run: claude mcp add vouch-vouch-protocol -e VOUCH_PRIVATE_KEY='<vouch-private-key>' -e VOUCH_DID='<vouch-did>' -- uvx vouch-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Vouch require an API key?
Yes. It expects VOUCH_PRIVATE_KEY, VOUCH_DID, of which 1 is a secret.
›Can I use Vouch as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Vouch in the official MCP registry?
Yes, as io.github.vouch-protocol/vouch-mcp.