Heu MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 358 installs a week from pypi. Last commit 25 Aug 2026.
HEU Legal e-signature MCP: manage HEU documents and PDFs, prompt signers, download PDFs.
Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 9 August 2026. No other catalogue keeps this.
Today is the operative word: we check Heu MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add heu-mcp -- uvx heu-mcp
{
"mcpServers": {
"heu-mcp": {
"args": [
"heu-mcp"
],
"command": "uvx"
}
}
}
[mcp_servers.heu-mcp]
command = "uvx"
args = ["heu-mcp"]
{
"mcpServers": {
"heu-mcp": {
"args": [
"heu-mcp"
],
"command": "uvx"
}
}
}
{
"mcpServers": {
"heu-mcp": {
"args": [
"heu-mcp"
],
"command": "uvx"
}
}
}
This one needs environment variables set before it will start:
HEU_API_KEY (HEU Legal API key (Profile > API Keys, Enterprise plan required)), HEU_BASE_URL (API base URL. Default: https://api.heulegal.com/v1), HEU_DOWNLOAD_DIR (Directory where downloaded PDFs are saved. Default: /tmp).
The author declared them in the registry entry; get the values from the project itself.
HEU Legal e-signature MCP: manage HEU documents and PDFs, prompt signers, download PDFs.
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Answers built from our own checks of this server.