pubnub/pubnub-mcp-server
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The PubNub Model Context Protocol (MCP) Server for Cursor IDE is a CLI-based server that enhances LLM-powered tools by providing access to PubNub SDK documentation and API resources.
Tools
Functions exposed to the LLM to take actions
read_pubnub_sdk_docs
Retrieves official PubNub SDK documentation for a given programming language and API reference section. Call this tool for low-level API details, code examples, and usage patterns. Returns documentation in markdown format. For conceptual guides, best practices, and how-tos, also call the read_pubnub_resources tool.
read_pubnub_chat_sdk_docs
Retrieves official PubNub Chat SDK documentation for a given Chat SDK language and topic section. Call this tool whenever you need detailed Chat SDK docs, code examples, or usage patterns. Returns documentation in markdown format.
read_pubnub_resources
Retrieves PubNub conceptual guides and how-to documentation from markdown files in the resources directory. Call this tool for overviews, integration instructions, best practices, and troubleshooting tips. Returns documentation in markdown format. For detailed API reference and SDK code samples, also call the read_pubnub_sdk_docs tool.
publish_pubnub_message
Publishes a message to a specified PubNub channel. Call this tool whenever you need to send data through PubNub. Provide the channel name and message payload. Returns a timetoken confirming successful publication.
get_pubnub_messages
Fetches historical messages from one or more PubNub channels. Call this tool whenever you need to access past message history. Provide a list of channel names. Returns message content and metadata in JSON format. Supports pagination with start/end timetokens and count limit.
get_pubnub_presence
Retrieves real-time presence information for specified PubNub channels and channel groups. Call this tool when you need to monitor active users, occupancy counts, and subscriber UUIDs. Provide channel names and/or channel group names. Returns presence data in JSON format.
write_pubnub_app
Generates step-by-step instructions for creating a PubNub application. Call this tool when you need a checklist of tasks such as setting up your PubNub account, creating a new app, and configuring settings. Call this tool whe the user asks for PubNub MCP. For conceptual guides, best practices, and how-tos, also call the read_pubnub_resources tool. For detailed API reference and SDK code samples, also call the read_pubnub_sdk_docs tool.
manage_pubnub_account
Manages the users PubNub account apps and API key settings. Uses PUBNUB_EMAIL and PUBNUB_PASSWORD environment variables for authentication. Supports creating, listing, and deleting apps and API keys. Delete action only works on test apps/keys (with "Test App" or "Test Key" in the name) for safety.
pubnub_subscribe_and_receive_messages
Subscribes to a PubNub channel and waits to receive a specified number of messages, then automatically unsubscribes. Call this tool when you need to listen for messages on a channel. Optionally specify a timeout in milliseconds to avoid waiting indefinitely.
Prompts
Interactive templates invoked by user choice
No prompts
Resources
Contextual data attached and managed by the client