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Optimize
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Live 57 Actions
Dialpad MCP Server
for AI Agents
Connect your AI agent to StackOne's Dialpad MCP server and give it 57 MCP tools out of the box. Auth, tool execution, and security all managed.
Dialpad MCP Server
Built by 
StackOne
StackOne 
Coverage
57 Agent Actions
Create, read, update, and delete across Dialpad — and extend your agent's capabilities with custom actions.
Authentication
Agent Tool Authentication
Per-user OAuth in one call. Your Dialpad MCP server gets session-scoped tokens with zero credentials stored on your infra.
Agent Auth →
Security
Agent Protection
Every Dialpad 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 Dialpad call.
Tools Discovery →What is the Dialpad MCP Server?
A Dialpad MCP server lets AI agents read and write Dialpad data through the Model Context Protocol — Anthropic's open standard for connecting LLMs to external tools. StackOne's Dialpad MCP server ships with 57 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 Dialpad MCP Tools
Every action from Dialpad's API, ready for your agent. Create, read, update, and delete — scoped to exactly what you need.
Users
- Create User
Create a new user in the Dialpad company.
- List Users
Retrieve a list of users in the Dialpad company.
- Get User
Retrieve details of a specific user by ID.
- Update User
Update a user's details in Dialpad.
- Delete User
Delete a user from the Dialpad company.
User Caller IDs
- Get User Caller ID
Retrieve caller ID settings for a specific user.
- Set User Caller ID
Set the caller ID for a specific user.
Contacts
- Create Contact
Create a new contact in Dialpad.
- List Contacts
Retrieve a list of contacts in Dialpad.
- Get Contact
Retrieve details of a specific contact by ID.
- Update Contact
Update an existing contact's details in Dialpad.
- Delete Contact
Delete a contact from Dialpad.
Calls
- List Calls
Retrieve a list of call logs from Dialpad.
- Get Call
Retrieve details of a specific call by ID.
Scheduled Messages
- Create Scheduled Message
Schedule an SMS message to be sent at a future time.
- List Scheduled Messages
Retrieve a list of scheduled SMS messages.
Numbers
- List Numbers
Retrieve a list of phone numbers in Dialpad.
- Get Number
Retrieve details of a specific phone number.
Offices
- Create Office
Create a new office in Dialpad.
- List Offices
Retrieve a list of offices in the Dialpad company.
- Get Office
Retrieve details of a specific office by ID.
- Update Office
Update an office's hours of operation.
Departments
- Create Department
Create a new department in Dialpad.
- List Departments
Retrieve a list of departments in Dialpad.
- Get Department
Retrieve details of a specific department by ID.
- Update Department
Update a department's details in Dialpad.
- Delete Department
Delete a department from Dialpad.
Call Centers
- Create Call Center
Create a new call center in Dialpad.
- List Call Centers
Retrieve a list of call centers in Dialpad.
- Get Call Center
Retrieve details of a specific call center by ID.
- Update Call Center
Update an existing call center's configuration.
- Delete Call Center
Delete a call center from Dialpad.
Webhooks
- Create Webhook
Create a new webhook for receiving Dialpad event notifications.
- List Webhooks
Retrieve a list of configured webhooks in Dialpad.
- Get Webhook
Retrieve details of a specific webhook by ID.
- Update Webhook
Update a webhook's configuration in Dialpad.
- Delete Webhook
Delete a webhook from Dialpad.
Dispositions
- Create Disposition
Create a new call disposition in Dialpad.
- List Dispositions
Retrieve a list of call dispositions in Dialpad.
- Get Disposition
Retrieve details of a specific call disposition by ID.
- Update Disposition
Update a call disposition's details in Dialpad.
- Delete Disposition
Delete a call disposition from Dialpad.
Other (15)
- Add Call Participant
Add a participant to an active call.
- Send SMS
Send an SMS message from a Dialpad user to one or more phone numbers.
- List User Devices
Retrieve devices associated with a specific user.
- Get Call AI Recap
Retrieve the AI-generated recap for a specific call.
- Get Transcript
Retrieve the transcript content for a specific call.
- Get Transcript URL
Retrieve a download URL for a call transcript.
- Update User Status
Set a presence status message for a user.
- Assign User Number
Assign a phone number directly to a user.
- Unassign User Number
Unassign a phone number from a user.
- Toggle User Call Recording
Enable or disable call recording for a specific user.
- Initiate Call
Initiate a new call by ringing a user's phone and connecting to a destination.
- Transfer Call
Transfer an active call to another number or user.
- Hang Up Call
Hang up an active call.
- Assign Number
Assign a phone number to a target entity in Dialpad.
- Unassign Number
Unassign a phone number from its current target.
Set Up Your Dialpad MCP Server in Minutes
One endpoint. Any framework. Your agent is talking to Dialpad 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
Dialpad MCP Server FAQ
Does StackOne have a Dialpad MCP server?
Yes. StackOne offers a hosted Dialpad MCP server with 57 pre-built actions, and every action is tested and QA'd by StackOne. Connect it to Claude, Cursor, and any other MCP client, or to any agent framework through the AI Action SDK. It ships with managed agent authentication, prompt injection defense, and tool discovery with server-side execution that preserve your agent's context window and keep reasoning performance.
Dialpad MCP server vs direct API integration — what's the difference?
A Dialpad MCP server and direct API integration serve different use cases. Direct API integration is for software-to-software — backend code calling Dialpad. A Dialpad MCP server is for AI agents — MCP clients like Claude and Cursor, plus framework agents built with OpenAI, LangChain, or Vercel AI — discovering and calling Dialpad at runtime. StackOne provides both.
How does Dialpad authentication work for AI agents?
Dialpad authentication for AI agents works through a StackOne Connect Session. Create one via the dashboard or the SDK — you get an auth link and ready-to-paste config for Claude Desktop, Cursor, and other MCP clients. Your user authenticates their own Dialpad account; StackOne handles token exchange, storage, and refresh. Credentials never reach the LLM, and each user is isolated via
origin_owner_id.Are Dialpad MCP tools vulnerable to prompt injection?
Yes — Dialpad MCP tools can be vulnerable to indirect prompt injection. Any tool that reads user-written content — documents, messages, tickets, records, or free-text fields — is a potential vector. StackOne Defender scans every tool response before it enters the agent's context — regex patterns in ~1ms, then a MiniLM classifier in ~4ms. 88.7% accuracy, CPU-only.
What is the context bloat of a Dialpad agent and how do I avoid it?
Context bloat happens when Dialpad tool schemas and API responses eat your Dialpad agent's memory, preventing it from reasoning effectively. A single Dialpad query can return a massive JSON response, and connecting multiple tools compounds the problem. Tools Discovery and Code Mode reduce context bloat — loading only relevant tools per query and keeping raw responses out of the agent's context.
Can I limit which actions my Dialpad agent can access?
Yes — you can limit which actions your Dialpad agent can access directly from the StackOne dashboard. Toggle actions on or off, or restrict them to specific accounts, with no code changes to your agent. Session tokens can be scoped to exact actions so if one leaks, exposure stays contained.
Can I create custom agent actions for my Dialpad MCP server?
Yes — you can create custom agent actions for your Dialpad MCP server using Connector Builder. It's an integration agent your coding assistant (Claude Code, Cursor, or Copilot) can invoke to research Dialpad's API, generate production-ready connector YAML, test against the live API, and validate before you ship.
When should I NOT use a Dialpad MCP server?
Skip a Dialpad MCP server if your integration is purely software-to-software — direct Dialpad API integration is simpler when no AI agent is involved. For deterministic, compliance-critical operations (financial transactions, regulatory reporting), direct API gives you predictable behavior without agent-driven decision-making. MCP shines when AI agents need to dynamically discover and call Dialpad actions at runtime.
What AI frameworks and AI clients does the StackOne Dialpad MCP server support?
The StackOne Dialpad MCP server supports both. MCP clients (paste-and-go apps): Claude Desktop, Claude Code, Cursor, VS Code, Goose. Agent frameworks (code SDKs you build with): OpenAI Agents SDK, Anthropic, Vercel AI, Google ADK, CrewAI, Pydantic AI, LangChain, LangGraph, Azure AI Foundry.
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.