MCP server

Pub/Sub MCP Server

Google-hosted server to manage Pub/Sub topics and subscriptions and publish messages. Official: built and maintained by Google. It runs as a hosted remote server: nothing to install. Setup below for 13 clients (checked 2026-10-25). Repo and registry data checked 2026-10-24.
Maintainer
Official · Google
Runs
Remote
URL
https://pubsub.googleapis.com/mcp
Connects to
Google Cloud, Pub/Sub

Install the Pub/Sub MCP Server

Pick your client. Remote first: nothing to install, and you sign in with OAuth where the client supports it. Config shapes checked against each client's docs on 2026-10-25.

Run in a terminal, then /mcp inside Claude Code to sign in. Add --scope project to share it via .mcp.json. docs

claude mcp add --transport http pub-sub https://pubsub.googleapis.com/mcp

Security notes

  • The remote server runs at pubsub.googleapis.com, hosted by Google. You sign in with OAuth in clients that support it, and it acts with your account's permissions.
  • It acts on real infrastructure with your credentials. Use a read-only role or a sandbox account first.
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Comparing servers for one product? Google Cloud MCP servers

FAQ

What does the Pub/Sub MCP Server do?+

Google-hosted server to manage Pub/Sub topics and subscriptions and publish messages.

Is the Pub/Sub MCP server official?+

Official: built and maintained by Google.

How do I add Pub/Sub to Claude Code?+

Run: claude mcp add --transport http pub-sub https://pubsub.googleapis.com/mcp, then /mcp inside Claude Code to sign in. Add --scope project to share it with your team through .mcp.json.

How do I use the Pub/Sub MCP server in Cursor or VS Code?+

Open the Cursor or VS Code tab above: it has the mcp.json entry and a one-click install link. Cursor uses the "mcpServers" key; VS Code uses "servers" and needs a type ("http").

Does Pub/Sub work in ChatGPT and claude.ai?+

Yes, it has a remote URL (https://pubsub.googleapis.com/mcp). In claude.ai add it under Customize > Connectors > Add custom connector; in ChatGPT under chatgpt.com/plugins > Add custom MCP server.

What are the alternatives to the Pub/Sub MCP server?+

Other cloud & devops MCP servers: Google Cloud Run, Compute Engine, Google Kubernetes Engine, Kubeshark and Cloudflare.

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