Sshwarts MCP Server
by sshwartsio.github.sshwarts/napkinv0.1.0
Shared visual canvas (Excalidraw) for collaborative whiteboarding between AI agents and humans.
context tax
queued
security
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cold start
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freshness
Slowing5mo ago
Install Sshwarts MCP server
Install in Claude Code
claude mcp add sshwarts -e ANTHROPIC_API_KEY='<anthropic-api-key>' -- npx -y napkin-mcpInstall in Cursor
{
"mcpServers": {
"sshwarts": {
"command": "npx",
"args": [
"-y",
"napkin-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<anthropic-api-key>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"sshwarts": {
"command": "npx",
"args": [
"-y",
"napkin-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<anthropic-api-key>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"sshwarts": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"napkin-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<anthropic-api-key>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"sshwarts": {
"command": "npx",
"args": [
"-y",
"napkin-mcp"
],
"env": {
"ANTHROPIC_API_KEY": "<anthropic-api-key>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| ANTHROPIC_API_KEY | — | yes | Anthropic API key — enables vision features (describe_elements). Optional. |
Freshness
Slowing — last maintenance signal 5mo ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-05-05 · 5mo ago · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
2026-04-05 · 6mo ago · official registry · v0.1.0
FAQ
›How do I install the Sshwarts MCP server in Claude Code?
Run: claude mcp add sshwarts -e ANTHROPIC_API_KEY='<anthropic-api-key>' -- npx -y napkin-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Sshwarts require an API key?
Yes. It expects ANTHROPIC_API_KEY, of which 1 is a secret.
›Can I use Sshwarts as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Sshwarts in the official MCP registry?
Yes, as io.github.sshwarts/napkin.