Dropbox Sign MCP Server
for AI Agents
Connect your AI agent to StackOne's Dropbox Sign MCP server and give it 69 MCP tools out of the box. Auth, tool execution, and security all managed.
StackOne 
Coverage
69 Agent Actions
Create, read, update, and delete across Dropbox Sign — and extend your agent's capabilities with custom actions.
Authentication
Agent Tool Authentication
Per-user OAuth in one call. Your Dropbox Sign MCP server gets session-scoped tokens with zero credentials stored on your infra.
Agent Auth →
Security
Agent Protection
Every Dropbox Sign tool response scanned for prompt injection in milliseconds — 88.7% accuracy, all running on CPU.
Prompt Injection Defense →
Performance
Max Agent Context. Min Cost.
Free up to 96% of your agent's context window to enhance reasoning and reduce cost, on every Dropbox Sign call.
Tools Discovery →What is the Dropbox Sign MCP Server?
A Dropbox Sign MCP server lets AI agents read and write Dropbox Sign data through the Model Context Protocol — Anthropic's open standard for connecting LLMs to external tools. StackOne's Dropbox Sign MCP server ships with 69 pre-built actions, fully extensible via the Connector Builder — plus managed authentication, prompt injection defense, observability, and agent execution runtime. Connect it from MCP clients like Claude Desktop, Claude Code, Cursor, Goose, and VS Code, or from agent frameworks like OpenAI Agents SDK, LangChain, and Vercel AI SDK.
All Dropbox Sign MCP Tools
Every action from Dropbox Sign's API, ready for your agent. Create, read, update, and delete — scoped to exactly what you need.
Accounts
- Create Account
Creates a new Dropbox Sign account with the specified email address.
- Get Account
Retrieves information about the current account including quotas, callback URL, and role settings.
- Update Account
Updates account settings including callback URL and locale preferences.
Signature Requests
- Send Signature Request
Creates and sends a new signature request with the submitted documents.
- List Signature Requests
Returns a list of signature requests accessible to the authenticated user.
- Get Signature Request
Retrieves the status and details of a specific signature request.
- Update Signature Request
Updates an existing signature request that is not yet complete.
Templates
- Create Template
Creates a new reusable template for signature requests.
- List Templates
Returns a list of templates accessible to the authenticated user.
- Get Template
Retrieves information about a specific template.
- Delete Template
Deletes the specified template permanently.
Template Files
- Get Template Files
Downloads the document files from a template as raw bytes.
- Update Template Files
Updates the files associated with a template.
Teams
- Create Team
Creates a new team for the authenticated user.
- Get Team
Retrieves information about your team including all members.
- Update Team
Updates the name of your team.
- Delete Team
Deletes your team permanently.
Team Members
- Add Team Member
Invites a user to join your team.
- List Team Members
Lists all members of your team.
- Remove Team Member
Removes a member from your team.
API Apps
- Create API App
Creates a new API App for the authenticated user.
- List API Apps
Returns a list of all API Apps owned by the authenticated user.
- Get API App
Retrieves information about a specific API App.
- Update API App
Updates an existing API App's configuration.
- Delete API App
Deletes an API App permanently.
Bulk Send Jobs
- List Bulk Send Jobs
Returns a list of bulk send jobs accessible to the authenticated user.
- Get Bulk Send Job
Retrieves details of a specific bulk send job.
Faxs
- Send Fax
Sends a new fax to the specified recipient.
- Get Fax
Retrieves information about a specific fax.
- Delete Fax
Deletes a fax from the system.
Fax Lines
- Get Fax Line
Retrieves properties and settings of a specific Fax Line.
- List Fax Lines
Returns a list of Fax Lines that you have access to.
- Delete Fax Line
Deletes a Fax Line from the account.
Other (36)
- Send Signature Request With Template
Creates and sends a signature request using an existing template.
- Send Signature Request Reminder
Sends a reminder email to signers who have not yet signed.
- Create Embedded Signature Request
Creates a new embedded signature request for in-app signing experience.
- Create Embedded Signature Request With Template
Creates an embedded signature request using a pre-configured template.
- Add User To Template
Grants another user access to use the specified template.
- Create Embedded Template Draft
Creates an embedded template draft for editing within an iframe.
- Create Unclaimed Draft
Creates a new unclaimed draft that can be claimed and sent later.
- Create Embedded Unclaimed Draft
Creates an embedded unclaimed draft for use within an iframe.
- Create Embedded Unclaimed Draft With Template
Creates an embedded unclaimed draft using an existing template.
- Send Bulk Signature Request With Template
Creates multiple signature requests from a template in a single bulk operation.
- Create Report
Creates a new report for signature request activity.
- Add User To Fax Line
Grants a user access to the specified Fax Line.
- Get Signature Request Files
Downloads the signed documents from a completed signature request as raw bytes.
- Get Signature Request Files As Data URI
Downloads documents from a signature request as a base64-encoded data URI.
- Get Signature Request Files As File URL
Returns a URL to download the documents from a signature request.
- Get Template Files As Data URI
Retrieves template document files as base64-encoded data URIs.
- Get Template Files As File URL
Retrieves a download URL for template document files.
- List Sub Teams
Lists all sub-teams within your organization.
- Get Embedded Sign URL
Retrieves a signing URL for embedding in an iframe.
- Get Embedded Edit URL
Retrieves an editing URL for modifying an embedded template draft.
- List Faxes
Returns a list of faxes for the authenticated account.
- Get Fax Files
Downloads the files associated with a fax.
- Get Fax Line Area Codes
Returns a list of available area codes for purchasing Fax Lines.
- Remove Signature Request Access
Removes your access to a completed signature request.
- Remove User From Template
Revokes a user's access to the specified template.
- Remove User From Fax Line
Revokes a user's access to the specified Fax Line.
- Verify Account
Verifies whether a Dropbox Sign account exists for the specified email address.
- Cancel Signature Request
Cancels an incomplete signature request permanently.
- Release Signature Request Hold
Releases a held signature request to start the signing process.
- Bulk Create Embedded Signature Requests With Template
Creates multiple embedded signature requests from a template in a single bulk operation.
- Edit Signature Request
Edits an existing signature request with new documents or settings.
- Edit Signature Request With Template
Edits an existing template-based signature request.
- Edit Embedded Signature Request
Edits an existing embedded signature request.
- Edit Embedded Signature Request With Template
Edits an existing embedded template-based signature request.
- Edit And Resend Unclaimed Draft
Allows editing and resending of an existing signature request as an unclaimed draft.
- Purchase Fax Line
Purchases a new Fax Line for the specified country and area code.
Set Up Your Dropbox Sign MCP Server in Minutes
One endpoint. Any framework. Your agent is talking to Dropbox Sign in under 10 lines of code.
Agent Frameworks
JSON{
"mcpServers": {
"stackone": {
"command": "npx",
"args": [
"-y",
"mcp-remote@latest",
"https://api.stackone.com/mcp?x-account-id=<account_id>",
"--header",
"Authorization: Basic <YOUR_BASE64_TOKEN>"
]
}
}
}Platform Resources
MCP Code Mode: Keeping Tool Responses Out of Agent Context
Anthropic's code_execution processes data already in context. Custom MCP code mode keeps raw tool responses in a sandbox. 14K tokens vs 500.
11 min
Comparing BM25, TF-IDF, and Hybrid Search for MCP Tool Discovery
Benchmarking BM25, TF-IDF, and hybrid search for MCP tool discovery across 916 tools. The 80/20 TF-IDF/BM25 hybrid hits 21% Top-1 accuracy in under 1ms.
10 min
Indirect Prompt Injection Defense for MCP Tools: A Technical Guide
MCP tools that read emails, CRM records, and tickets are indirect prompt injection vectors. Here's how we built a two-tier defense that scans tool results in ~11ms.
12 min
MCP vs A2A: Architecture, Security, and When to Use Each
MCP vs A2A: what each protocol standardizes, how they differ, their shared security risks including indirect prompt injection, and when to use one, both, or a hybrid architecture.
12 min
MCP vs API: What 200+ Connector Builds Taught Us
MCP wraps APIs, it doesn't replace them. After building 200+ connectors that serve both, here's when each approach wins.
14 min read
Dropbox Sign MCP Server FAQ
Does StackOne have a Dropbox Sign MCP server?
Dropbox Sign MCP server vs direct API integration — what's the difference?
How does Dropbox Sign authentication work for AI agents?
origin_owner_id.Are Dropbox Sign MCP tools vulnerable to prompt injection?
What is the context bloat of a Dropbox Sign agent and how do I avoid it?
Can I limit which actions my Dropbox Sign agent can access?
Can I create custom agent actions for my Dropbox Sign MCP server?
When should I NOT use a Dropbox Sign MCP server?
What AI frameworks and AI clients does the StackOne Dropbox Sign MCP server support?
Put your AI agents to work
All the tools you need to build and scale AI agent integrations, with best-in-class connectivity, execution, and security.