Connect
Optimize
Secure
Discord MCP Server
for AI Agents
Production-ready Discord MCP server with 145 extensible actions — plus built-in authentication, security, and optimized execution.
Discord MCP Server
Built by 
StackOne
StackOne 
Coverage
145 Agent Actions
Create, read, update, and delete across Discord — and extend your agent's capabilities with custom actions.
Authentication
Agent Tool Authentication
Per-user OAuth in one call. Your Discord MCP server gets session-scoped tokens with zero credentials stored on your infra.
Agent Auth →
Security
Agent Protection
Every Discord 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 Discord call.
Tools Discovery →What is the Discord MCP Server?
A Discord MCP server lets AI agents read and write Discord data through the Model Context Protocol — Anthropic's open standard for connecting LLMs to external tools. StackOne's Discord MCP server ships with 145 pre-built actions, fully extensible via the Connector Builder — plus managed authentication, prompt injection defense, and optimized agent context. Connect it from MCP clients like Claude Desktop, Cursor, and VS Code, or from agent frameworks like OpenAI Agents SDK, LangChain, and Vercel AI SDK.
All Discord MCP Tools and Actions
Every action from Discord's API, ready for your agent. Create, read, update, and delete — scoped to exactly what you need.
Current User Application Role Connections
- Get Current User Application Role Connection
Returns the application role connection for the user
- Update Current User Application Role Connection
Updates and returns the application role connection for the user
Guilds
- Get Guild
Returns the guild object for the given id
- Delete Guild
Delete a guild permanently
Guild Channels
- Create Guild Channel
Create a new channel object for the guild
- Get Guild Channels
Returns a list of guild channel objects
Guild Members
- Add Guild Member
Adds a user to the guild using an OAuth2 access token
- List Guild Members
Returns a list of guild member objects that are members of the guild
- Search Guild Members
Returns a list of guild member objects whose username or nickname starts with a provided string
- Get Guild Member
Returns a guild member object for the specified user
- Remove Guild Member
Remove a member from a guild (kick)
Guild Bans
- Create Guild Ban
Create a guild ban and optionally delete previous messages
- Get Guild Bans
Returns a list of ban objects for the users banned from this guild
- Get Guild Ban
Returns a ban object for the given user
- Remove Guild Ban
Remove the ban for a user
Guild Roles
- Create Guild Role
Create a new role for the guild
- Get Guild Roles
Returns a list of role objects for the guild
- Get Guild Role
Returns a role object for the specified role
- Delete Guild Role
Delete a guild role
Guild Member Roles
- Add Guild Member Role
Adds a role to a guild member
- Remove Guild Member Role
Removes a role from a guild member
Guild Integrations
- Get Guild Integrations
Returns a list of integration objects for the guild
- Delete Guild Integration
Delete the attached integration object for the guild
Channels
- Get Channel
Get a channel by ID
- Delete Channel
Delete a channel or close a private message
Channel Messages
- Get Channel Messages
Get messages from a channel
- Get Channel Message
Get a specific message in a channel
Messages
- Create Message
Send a message to a channel
- Delete Message
Delete a message
Reactions
- Create Reaction
Create a reaction for a message
- Get Reactions
Get users who reacted with an emoji
Channel Invites
- Create Channel Invite
Create a new invite object for the channel
- Get Channel Invites
Returns a list of invite objects for the channel
Thread Members
- Add Thread Member
Adds another member to a thread
- Get Thread Member
Returns a thread member object for the specified user if they are a member of the thread
- List Thread Members
Returns array of thread members objects that are members of the thread
- Remove Thread Member
Removes another member from a thread
Group DM Recipients
- Add Group DM Recipient
Adds a recipient to a Group DM using their access token
- Remove Group DM Recipient
Removes a recipient from a Group DM
Auto Moderation Rules
- Create Auto Moderation Rule
Create a new auto moderation rule
- Get Auto Moderation Rule
Get a single auto moderation rule
- Delete Auto Moderation Rule
Delete an auto moderation rule
Guild Emojis
- Create Guild Emoji
Create a new emoji for the guild
- List Guild Emojis
Get a list of emojis for the guild
- Get Guild Emoji
Get a specific emoji from the guild
- Delete Guild Emoji
Delete a guild emoji
Application Emojis
- Create Application Emoji
Create a new emoji for the application
- List Application Emojis
Get a list of emojis for the application
- Get Application Emoji
Get a specific emoji from the application
- Delete Application Emoji
Delete an application emoji
Entitlements
- List Entitlements
Get all entitlements for the application
- Get Entitlement
Get a specific entitlement
Test Entitlements
- Create Test Entitlement
Create a test entitlement for testing premium features
- Delete Test Entitlement
Delete a test entitlement
Guild Scheduled Events
- Create Guild Scheduled Event
Create a new scheduled event for the guild
- List Guild Scheduled Events
Get all scheduled events for a guild
- Get Guild Scheduled Event
Get a specific scheduled event
- Delete Guild Scheduled Event
Delete a scheduled event
Guild Templates
- Create Guild Template
Create a new template for the guild
- Get Guild Template
Get a guild template by code
- Get Guild Templates
Get all templates for a guild
- Sync Guild Template
Sync template to guild's current state
- Delete Guild Template
Delete a guild template
Invites
- Get Invite
Get an invite by code
- Delete Invite
Delete an invite
Lobbys
- Create Lobby
Create a new lobby
- Get Lobby
Get a lobby by ID
- Delete Lobby
Delete a lobby
Other (77)
- Create DM
Create a new DM channel with a user
- Create Group DM
Create a new group DM channel with multiple users
- Add Member To Lobby
Add a user to a lobby
- Get Current User
Returns the user object of the requester's account
- Get User
Returns a user object for a given user ID
- Get Current User Guilds
Returns a list of partial guild objects the current user is a member of
- Get Current User Guild Member
Returns a guild member object for the current user
- Get Current User Connections
Returns a list of connection objects
- Get Current Application
Returns the application object associated with the requesting bot user
- Get Application Role Connection Metadata Records
Returns a list of application role connection metadata objects for the given application
- Get Application Activity Instance
Returns a serialized activity instance if it exists
- Get Guild Preview
Returns the guild preview object for the given id
- Get Guild Invites
Returns a list of invite objects for the guild
- List Active Guild Threads
Returns all active threads in the guild
- Get Guild Role Member Counts
Returns a map of role IDs to member counts
- Get Guild Prune Count
Returns the number of members that would be removed in a prune operation
- Get Guild Voice Regions
Returns a list of voice region objects for the guild
- Get Guild Widget Settings
Returns a guild widget settings object
- Get Guild Widget
Returns the widget for the guild
- Get Guild Vanity URL
Returns a partial invite object for guilds with that feature enabled
- Get Guild Widget Image
Returns a PNG image widget for the guild
- Get Guild Welcome Screen
Returns the Welcome Screen object for the guild
- Get Guild Onboarding
Returns the Onboarding object for the guild
- Get Pinned Messages
Returns all pinned messages in the channel
- List Public Archived Threads
Returns archived threads in the channel that are public
- List Private Archived Threads
Returns archived threads in the channel that are private
- List Joined Private Archived Threads
Returns archived threads in the channel that are private, and the user has joined
- Get Guild Audit Log
Returns an audit log object for the guild
- List Auto Moderation Rules For Guild
Get a list of all rules currently configured for the guild
- List SKUs
Get all SKUs for the application
- Get Guild Scheduled Event Users
Get users subscribed to a scheduled event
- Get Invite Target Users
Get users allowed to accept this invite
- Get Invite Target Users Job Status
Check the status of target users processing job
- Get Channel Pins
Get pinned messages in a channel
- Delete Own Reaction
Delete a reaction the current user made
- Delete User Reaction
Delete another user's reaction
- Delete All Reactions
Delete all reactions on a message
- Delete All Reactions For Emoji
Delete all reactions for a specific emoji
- Delete Channel Permission
Delete a channel permission overwrite for a user or role
- Remove Member From Lobby
Remove a user from a lobby
- Modify Current User
Modify the requester's user account settings
- Leave Guild
Leave a guild
- Edit Current Application
Edit properties of the app associated with the requesting bot user
- Modify Guild
Modify a guild's settings
- Modify Guild Member
Modify attributes of a guild member
- Modify Guild Role
Modify a guild role
- Modify Current Member
Modifies the current member in a guild
- Bulk Guild Ban
Ban up to 200 users from a guild
- Modify Guild Role Positions
Modify the positions of a set of role objects for the guild
- Begin Guild Prune
Begin a prune operation
- Modify Guild Widget
Modify a guild widget settings object for the guild
- Modify Guild Welcome Screen
Modify the guild's Welcome Screen
- Modify Guild Onboarding
Modifies the onboarding configuration of the guild
- Modify Guild Incident Actions
Modifies the incident actions of the guild
- Modify Channel
Update a channel's settings
- Edit Message
Edit a previously sent message
- Bulk Delete Messages
Delete multiple messages in a single request
- Pin Message
Pin a message in a channel
- Unpin Message
Unpin a message in a channel
- Trigger Typing Indicator
Post a typing indicator for the specified channel
- Start Thread From Message
Creates a new thread from an existing message
- Start Thread Without Message
Creates a new thread that is not connected to an existing message
- Join Thread
Adds the current user to a thread
- Leave Thread
Removes the current user from a thread
- Edit Channel Permissions
Edit the channel permission overwrites for a user or role
- Follow Announcement Channel
Follow an announcement channel to send messages to a target channel
- Modify Auto Moderation Rule
Modify an existing auto moderation rule
- Modify Guild Emoji
Modify an existing guild emoji
- Modify Application Emoji
Modify an existing application emoji
- Consume Entitlement
Mark a consumable entitlement as consumed
- Modify Guild Scheduled Event
Modify an existing scheduled event
- Modify Guild Template
Modify a guild template's metadata
- Modify Lobby
Modify a lobby
- Leave Lobby
Leave a lobby as current user
- Link Channel To Lobby
Link a text channel to a lobby
- Unlink Channel From Lobby
Unlink any linked channels from a lobby
- Crosspost Message
Crosspost a message to following channels
Set Up Your Discord MCP Server in Minutes
One endpoint. Any framework. Your agent is talking to Discord in under 10 lines of code.
MCP Clients
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>"
]
}
}
}Discord MCP Server 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
Discord MCP Server FAQ
Discord MCP server vs direct API integration — what's the difference?
A Discord MCP server and direct API integration serve different use cases. Direct API integration is for software-to-software — backend code calling Discord. A Discord 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 Discord at runtime. StackOne provides both.
How does Discord authentication work for AI agents?
Discord 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 Discord account; StackOne handles token exchange, storage, and refresh. Credentials never reach the LLM, and each user is isolated via
origin_owner_id.Are Discord MCP tools vulnerable to prompt injection?
Yes — Discord 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 Discord agent and how do I avoid it?
Context bloat happens when Discord tool schemas and API responses eat your Discord agent's memory, preventing it from reasoning effectively. A single Discord 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 Discord agent can access?
Yes — you can limit which actions your Discord 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 Discord MCP server?
Yes — you can create custom agent actions for your Discord MCP server using Connector Builder. It's an integration agent your coding assistant (Claude Code, Cursor, or Copilot) can invoke to research Discord's API, generate production-ready connector YAML, test against the live API, and validate before you ship.
When should I NOT use a Discord MCP server?
Skip a Discord MCP server if your integration is purely software-to-software — direct Discord 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 Discord actions at runtime.
What AI frameworks and AI clients does the StackOne Discord MCP server support?
The StackOne Discord 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.