INDIVIDUAL MCP TOOL

add_document_to_draft

Append another PDF, or every document of a saved template, to a Draft envelope before sending.

zsign.ionone authenticationAvailability not checked

LIVE ENDPOINT

https://zsign.io/mcp/open

No auth detected

Connect to this endpoint to inspect the live schema for add_document_to_draft and invoke it with your own arguments.

{}

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.zsign]
url = "https://zsign.io/mcp/open"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "zsign": {
      "type": "http",
      "url": "https://zsign.io/mcp/open"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: zsign
Remote MCP URL: https://zsign.io/mcp/open

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "zsign": {
      "url": "https://zsign.io/mcp/open"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "zsign": {
      "type": "http",
      "url": "https://zsign.io/mcp/open"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "zsign",
  "transport": "streamable-http",
  "url": "https://zsign.io/mcp/open"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

create_account — Create a zSign account and API key in one call.
get_pricing — Credit packs and billing model (1 credit = 1 envelope send).
check_balance — Current credit balance and available packs.
get_referral_link — This account's referral code and shareable referral link.
buy_credits — Create a Stripe Checkout session for a credit pack ('starter', 'growth', or 'scale' — see get_pricing).
send_envelope — Send a PDF for legally binding signature, or leave it as a Draft for a human to approve.
update_draft — Replace the fields on an unsent Draft.
send_draft — Send a previously created Draft.