FRENES

Messaging and email · MCP server

Cv MCP server: MCP server, setup and security

Cv MCP server is an MCP server published on GitHub that lets an AI agent create and manage Carbon Voice messages, conversations and voice memos. Its repository has 10 stars and its last commit is from September 16, 2026, but it declares no licence.

Score
50/100
Adoption (stars) 10/40
Maintenance 25/30
Framework (licence, registry, official) 15/30
OfficialActively maintainedNo licence

What Cv MCP server does

According to its repository: “Create and manage Carbon Voice voice messages, conversations, direct messages, folders, voice memos and AI actions.”

The Model Context Protocol (MCP) is a standard plug between an AI agent and an outside service: once the server is connected, its tools show up in the agent, which decides when to call them. Cv MCP server is listed under Messaging and email, a category of 107 servers in the directory, where it ranks #81 by stars.

Installing and connecting Cv MCP server

No package or remote server is declared in the official MCP registry: you install it from source, following the repository README.

It works with any MCP-compatible client (Claude Desktop, Claude Code, Cursor, VS Code, Codex and most recent agents). You add one entry to the client's MCP configuration: server name, start command or URL, environment variables. Project language: TypeScript. Listed systems: macOS, Windows, Linux.

Security: what to check

Connecting an MCP server means installing software that talks straight to your agent: it runs with your rights and the model trusts its tool descriptions. The risk therefore depends on what it can touch and how far its code can be trusted.

Points found for Cv MCP server:

  • No licence: without a licence the code is not legally reusable, even if it is public. Avoid it in a company setting without the author's agreement.

Good practice: grant only the rights needed (least privilege), require human approval for irreversible actions, and run the AI agent security check.

Project activity and maintenance

Created on June 19, 2025, the PhononX/cv-mcp-server repository has 10 stars and 6 forks, with 0 open issues. It has more stars than 26% of the servers in the directory. Last change 1 month ago.

Stars measure attention, not quality: a recent, heavily promoted project can collect them fast, while a useful but niche server will have few.

MetabaseMetabase : 49.8K49.8KInbox ZeroInbox Zero : 12.8K12.8KWhatsapp MCPWhatsapp MCP : 6.7K6.7KVexaVexa : 2.9K2.9KTelegram MCP (chigwell)Telegram MCP (chigwell) : 1.9K1.9KSlack MCP server (korotovskySlack MCP server (korotovsky : 1.9K1.9KEmailmdEmailmd : 1.4K1.4KMicrosoft 365 MCP ServerMicrosoft 365 MCP Server : 1.1K1.1KCv MCP serverCv MCP server : 1010
GitHub stars of the most followed servers in the category (log scale); Cv MCP server in orange. Checked October 25, 2026.

Verdict

Cv MCP server is a reasonable choice; check the points below before connecting it.

Strengths

  • Maintained by the service's own vendor
  • Active project: recent commit

Limitations

  • No licence declared
  • Few visible users
  • Install from source

Avoid if…

  • Company use without the author's agreement

Frequently asked questions

How do I install Cv MCP server?

No package is declared in the MCP registry: clone the PhononX/cv-mcp-server repository, follow its README, then declare the start command in your client's MCP configuration.

Is Cv MCP server free?

The code is public but has no declared licence: it is not formally free to reuse.

Is Cv MCP server safe?

Points to watch: no licence. Give it minimum rights and approve sensitive actions.

Is it an official server?

Yes: the awesome-mcp-servers list marks it as the service vendor's official implementation.

What are the alternatives to Cv MCP server?

In the same category: Emailmd, Vexa, CometChat Docs, and Inbox Zero. Emailmd and Vexa score higher on our grid.

Related articles

Neutrality. No affiliate links. No vendor pays to be reviewed, rated or ranked. Reviews are directed by François Chollet, neutral and factual, and every data point is dated and sourced. How we score