PubNub Model Context Protocol (MCP) Server for Cursor IDE

PubNub MCP Model Context Protocol Server for use in Cursor, Windsurf, Claude Desktop, Claude Code and OpenAI Codex and more!

→ pubnub/pubnub-mcp-server · listed on mcp_so

Install from

mcp.so

M8ven verifies MCPs across every public registry — install directly from whichever one you prefer.

// key findings

⚠️

Known vulnerabilities in dependencies: 4 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 5 credentials: OPENAI_API_KEY, PUBNUB_API_KEY, PUBNUB_PASSWORD, PUBNUB_PUBLISH_KEY, PUBNUB_SUBSCRIBE_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configADMIN_API_V1_URL

configADMIN_API_V2_URL

configMCP_MODE

configMCP_SUBSCRIBE_ANALYTICS_DISABLED

🔐 secretOPENAI_API_KEY

configOPENAI_MODEL

configPORT

🔐 secretPUBNUB_API_KEY— claude mcp add PubNub --env =<your-api-key> --scope user --transport stdio -- npx -y @pubnub/mcp@latest

configPUBNUB_EMAIL— (Deprecated - use API Key instead) Your PubNub account email. Required for all operations related to your account/keyset

configPUBNUB_ORIGIN

🔐 secretPUBNUB_PASSWORD— (Deprecated - use API Key instead) Your PubNub account password. Required for all operations related to your account/keyset

🔐 secretPUBNUB_PUBLISH_KEY— Optional PubNub publish key for real-time operations

🔐 secretPUBNUB_SUBSCRIBE_KEY— Optional PubNub subscribe key for real-time operations

configPUBNUB_USER_ID— Optional variable that can be provided to change the User ID for the SDK (real-time) operations (default: pubnub-mcp)

configROLLUP_WATCH

configSDK_DOCS_API_URL

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 2 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/pubnub-pubnub-mcp-server-km0v7q)](https://m8ven.ai/mcp/pubnub-pubnub-mcp-server-km0v7q)

commit: 84234f7b164f293947548c1a5a76e1ac4f9b9e45

code hash: c411321db91e2980536358fc3496c0d21d4dfb7b7ad1ad8a307556cce2520268

verified: 4/18/2026, 7:08:32 PM

view raw JSON →