Entity-ID Resolver MCP Server
xyz.entityresolver/resolverv0.2.0
Ambiguous name/ticker to verified IDs: SEC CIK, GLEIF LEI, ISIN, Wikidata, CoinGecko. Non-US too.
context tax
queued
security
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cold start
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freshness
Maintained2mo ago
Install Entity-ID Resolver MCP server
Install in Claude Code
claude mcp add entityresolver -e BUYER_PRIVATE_KEY='<buyer-private-key>' -- npx -y entityresolver-mcpInstall in Cursor
{
"mcpServers": {
"entityresolver": {
"command": "npx",
"args": [
"-y",
"entityresolver-mcp"
],
"env": {
"BUYER_PRIVATE_KEY": "<buyer-private-key>"
}
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"entityresolver": {
"command": "npx",
"args": [
"-y",
"entityresolver-mcp"
],
"env": {
"BUYER_PRIVATE_KEY": "<buyer-private-key>"
}
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"entityresolver": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"entityresolver-mcp"
],
"env": {
"BUYER_PRIVATE_KEY": "<buyer-private-key>"
}
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"entityresolver": {
"command": "npx",
"args": [
"-y",
"entityresolver-mcp"
],
"env": {
"BUYER_PRIVATE_KEY": "<buyer-private-key>"
}
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| BUYER_PRIVATE_KEY | — | yes | 0x-hex private key of a dedicated low-value wallet holding USDC on Base. Optional — without it only the free demo_resolve tool is available; with it the paid resolve_entity tool settles $0.005 USDC per call via x402. |
| ENTITYRESOLVER_URL | — | — | Override the service base URL. Defaults to https://entityresolver.xyz. |
Freshness
Maintained — last maintenance signal 2mo 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
2026-08-04 · 2mo ago · official registry · v0.2.0
FAQ
›How do I install the Entity-ID Resolver MCP server in Claude Code?
Run: claude mcp add entityresolver -e BUYER_PRIVATE_KEY='<buyer-private-key>' -- npx -y entityresolver-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does Entity-ID Resolver require an API key?
Yes. It expects BUYER_PRIVATE_KEY, of which 1 is a secret.
›Can I use Entity-ID Resolver as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is Entity-ID Resolver in the official MCP registry?
Yes, as xyz.entityresolver/resolver.