Bring Real Time Sync
to VS Code Copilot
Learn how to connect PubNub (Real-time Messaging) to VS Code Copilot and start using 31 AI agent tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code.
Compatible with every major AI agent and IDE
What is the PubNub (Real-time Messaging) MCP Server?
Connect your PubNub account to any AI agent to orchestrate real-time communication, monitor user presence, and manage data streams through natural language.
What you can do
- Real-time Messaging — Publish JSON payloads to any channel and retrieve historical message logs with precise timetokens.
- Presence Monitoring — Track who is online (
here_now), see which channels a user is in (where_now), and manage custom presence states. - User & Channel Metadata — Manage App Context by creating and retrieving user profiles, channel metadata, and memberships.
- Message Management — Count messages sent after specific timestamps or purge history for compliance and storage management.
- File Sharing — Generate upload URLs and manage files stored within the PubNub network.
- Admin & Push — Monitor keyset metrics, manage applications, and configure mobile push notifications (APNS/FCM).
How it works
- Subscribe to this server
- Enter your PubNub Subscribe Key, Publish Key, and UUID
- Start streaming data and managing real-time interactions from your MCP-compatible client
Who is this for?
- IoT Developers — Monitor device heartbeats and send control commands via real-time channels.
- Support Teams — Inspect chat history and user presence to provide better live assistance.
- System Architects — Audit channel metadata and monitor keyset metrics directly from the AI interface.
Built-in capabilities (31)
Create a new PubNub app (Admin API)
Get usage metrics (Admin API)
List all PubNub apps (Admin API)
List all keysets (Admin API)
Delete a file from a channel
Delete message history for channels
Generate a file upload URL
Get all channels (App Context)
Get all users (App Context)
Get a specific channel (App Context)
Get a file URL
Get memberships for a user (App Context)
Get message count for channels
Get message history for channels
Get a specific user (App Context)
List files in a channel
Grant a PAM v3 token
Revoke a PAM v3 token
Get presence state for a user in a channel
Send presence heartbeat
Get current channel occupancy (Here Now)
Leave a channel (Presence)
Set presence state for a user in a channel
Get channels a user is in (Where Now)
Publish a message to a channel
Manage or list push notification channels for a device (APNS v2)
Remove all push notification channels for a device (APNS v2)
Remove a user (App Context)
Set or update a channel (App Context)
Set or update memberships for a user (App Context)
Set or update a user (App Context)
Why VS Code Copilot?
GitHub Copilot Agent mode brings PubNub (Real-time Messaging) data directly into your VS Code workflow. With a project-scoped config, the entire team shares access to 31 tools. Copilot queries live data, generates typed code, and writes tests from actual API responses, all without leaving the editor.
- —
VS Code is used by over 70% of developers. adding MCP tools to Copilot means your team can leverage external data without leaving their primary editor
- —
Project-scoped MCP configs (
.vscode/mcp.json) let you commit server configurations to your repository, ensuring the entire team shares the same tool access - —
Copilot's Agent mode integrates MCP tools seamlessly with file editing, terminal commands, and workspace search in a single agentic loop
- —
GitHub's enterprise compliance and audit features extend to MCP tool usage, providing visibility into how AI interacts with external services
PubNub (Real-time Messaging) in VS Code Copilot
PubNub (Real-time Messaging) and 4,000+ other MCP servers. One platform. One governance layer.
Teams that connect PubNub (Real-time Messaging) to VS Code Copilot through Vinkius don't need to source, host, or maintain individual MCP servers. Every tool call runs inside a hardened runtime with credential isolation, DLP, and a signed audit chain.
Raw MCP | Vinkius | |
|---|---|---|
| Server catalog | Find and host yourself | 4,000+ managed |
| Infrastructure | Self-hosted | Sandboxed V8 isolates |
| Credential handling | Plaintext in config | Vault + runtime injection |
| Data loss prevention | None | Configurable DLP policies |
| Kill switch | None | Global instant shutdown |
| Financial circuit breakers | None | Per-server limits + alerts |
| Audit trail | None | Ed25519 signed logs |
| SIEM log streaming | None | Splunk, Datadog, Webhook |
| Honeytokens | None | Canary alerts on leak |
| Custom domains | Not applicable | DNS challenge verified |
| GDPR compliance | Manual effort | Automated purge + export |
Why teams choose Vinkius for PubNub (Real-time Messaging) in VS Code Copilot
The PubNub (Real-time Messaging) MCP Server runs on Vinkius-managed infrastructure inside AWS — a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts. All 31 tools execute in hardened sandboxes optimized for native MCP execution.
Your AI agents in VS Code Copilot only access the data you authorize, with DLP that blocks sensitive information from ever reaching the model, kill switch for instant shutdown, and up to 60% token savings. Enterprise-grade infrastructure, zero maintenance.

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
How Vinkius secures
PubNub (Real-time Messaging) for VS Code Copilot
Every tool call from VS Code Copilot to the PubNub (Real-time Messaging) MCP Server is protected by DLP redaction, cryptographic audit chains, V8 sandbox isolation, kill switch, and financial circuit breakers.
Frequently asked questions
How can I check if a specific user is currently online in a channel?
You can use the presence_here_now tool to see a list of all active UUIDs in a specific channel, or presence_where_now to find all channels a specific UUID is currently subscribed to.
Can the AI retrieve past messages from a channel?
Yes, the get_message_history tool allows the agent to fetch historical messages from one or more channels, including metadata and specific time ranges.
Is it possible to manage user profiles and metadata through this server?
Absolutely. You can use set_user to create or update profiles and get_user to retrieve them. You can also manage channel metadata using set_channel and get_channel.
Which VS Code version supports MCP?
MCP support requires VS Code 1.99 or later with the GitHub Copilot extension. Ensure both are updated to the latest version. Older versions of Copilot may not expose the Agent mode toggle.
How do I switch to Agent mode?
Open the Copilot Chat panel and look for two mode options: "Ask" and "Agent". Click "Agent" to enable autonomous tool calling. In Ask mode, Copilot provides conversational answers but cannot invoke MCP tools.
Can I restrict which MCP tools Copilot can access?
Yes. VS Code shows a tool consent dialog before any MCP tool is invoked for the first time. You can also configure tool access policies at the organization level through GitHub Copilot settings.
Does MCP work in VS Code Remote or Codespaces?
Yes. MCP servers configured via .vscode/mcp.json work in Remote SSH, WSL, and GitHub Codespaces environments. The MCP connection is established from the remote host, so ensure the server URL is accessible from that environment.
MCP tools not available
Ensure you are in Agent mode in Copilot Chat. MCP tools only appear in Agent mode.
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