usefulapi

Dropbox Sign MCP server. Hosted MCP server for Dropbox Sign — signature requests, templates, and account for AI agents.

Claude

Open Settings → Connectors → Add custom connector
Paste this URL:
https://dropbox-sign.usefulapi.io/mcp
Authenticate with Dropbox Sign when prompted

Cursor · VS Code · Windsurf · Cline

Add to your MCP config, then reload & authorize:

{
  "mcpServers": {
    "dropbox-sign": {
      "url": "https://dropbox-sign.usefulapi.io/mcp"
    }
  }
}

live12 toolsFree 100 tool calls / monthPro $9/mo · $90/yr

Tools 12

Tool	Type	What it does
`dropbox_sign_get_account`	read	Get account Get info about the API-key owner's account — id, email, quotas, and plan.
`dropbox_sign_get_team`	read	Get team Get your team, including its members and invited members.
`dropbox_sign_list_signature_requests`	read	List signature requests List signature requests the account can access, newest first (paginated, searchable).
`dropbox_sign_get_signature_request`	read	Get signature request Get the status and details of a single signature request by id.
`dropbox_sign_get_signed_files_url`	read	Get signed files url Get a temporary URL to download the signed document(s) for a request.
`dropbox_sign_list_templates`	read	List templates List reusable templates the account can access (paginated, searchable).
`dropbox_sign_get_template`	read	Get template Get a single template's fields, roles, and metadata by id.
`dropbox_sign_send_with_template`	write	Send with template Send a signature request built from a template to the given signers (test mode on by default).
`dropbox_sign_cancel_signature_request`	write	Cancel signature request Cancel an incomplete signature request so signers can no longer sign.
`dropbox_sign_remind_signature_request`	write	Remind signature request Send a reminder email to a signer on a pending signature request.
`dropbox_sign_usage_status`	meta	Usage status (free-tier meter) Report the caller's current free-tier usage this month: calls used, monthly limit, remaining, and whether the cap is reached. Read-only; does not count against the meter.
`dropbox_sign_upgrade`	meta	Upgrade to Pro (unlimited) Subscribe to the Pro plan for UNLIMITED Dropbox Sign tool calls (the free tier caps monthly usage). Choose monthly ($9/month) or yearly ($90/year — 2 months free) billing. Returns a Stripe Checkout link to open in your browser; after payment your account upgrades automatically. Read-only; does not count against the meter.

Pricing

Plan	Price	Limit
Free	$0	100 tool calls / month
Pro	$9/mo · $90/yr	Unlimited

This is a Model Context Protocol endpoint — meant to be connected from an AI client, not opened in a browser. An invalid_token response at the URL is the auth gate working as designed; clients authenticate automatically.