Slack MCP by Nova (CIVAI)

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

• Connection: Runs in the cloud
• Transport: Streamable HTTP
• Category: Chat & email

Install

Pick the AI app you use, then copy the settings.

You need

• Runs in the cloudNothing to install; it connects over the internet

Which app do you use?

https://nova.civai.co/mcp/agents/mcp-slack_android

claude mcp add --transport http slack-android https://nova.civai.co/mcp/agents/mcp-slack_android

{
  "mcpServers": {
    "slack-android": {
      "url": "https://nova.civai.co/mcp/agents/mcp-slack_android"
    }
  }
}

{
  "servers": {
    "slack-android": {
      "type": "http",
      "url": "https://nova.civai.co/mcp/agents/mcp-slack_android"
    }
  }
}

https://nova.civai.co/mcp/agents/mcp-slack_android

Your choice stays on this device in a cookie; no account needed.

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

Tool names and descriptions exactly as the server reported them on Nov 6, 2026. The maker wrote them, not us; we show them as plain text.

• session_status

  Verify Slack mobile session (run before other tools).

• list_channels

  List Slack channels and group DMs (mobile client.channels).

• channel_info

  Channel name and member count for a channel id.

• list_channel_members

  List member user ids in a Slack channel.

• list_workspace_users

  List users in the workspace.

• search_people

  Search people by name or email fragment.

• post_message_rich

  Post using mobile Block Kit blocks (message_blocks_json).

• thread_replies

  Read messages in a thread.

• reply_thread

  Post a reply in a thread.

• delete_message

  Delete one of your messages.

• post_message

  Post a message to a Slack channel or DM using the mobile user session.

• conversation_history

  Fetch recent messages in a channel.

• open_conversation

  Open a DM conversation with a Slack user id.

• create_channel

  Create a channel (may be restricted on some workspaces).

• user_boot

  Workspace client bootstrap after login.

• list_workspaces

  List workspaces after email confirmation.

• confirm_email_signin

  Start Slack email sign-in.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 7, 2026

• ! Caution

  Maker matches the repo

  The registry lists no source repo, so we cannot match the publisher (nova.civai.co) to the code

• … Not checked yet

  Still maintained

  We have not read this repo from GitHub yet

• … Not checked yet

  Has a licence

  We have not read this repo from GitHub yet

• ✓ Pass

  Endpoint responds

  Responded in 649 ms (HTTP 200)

• – Not applicable

  Sign-in with OAuth

  No sign-in needed

• ✓ Pass

  No hidden instructions in tool descriptions

  Read 17 tool descriptions and found no hidden instructions to the AI

Compared with others in Chat & emaili

• More stars than 0% of the other 1787 servers in this category
• Published to the registry more recently than 82% of the other 1787 servers in this category
• Basic checks equal to or better than 45% of the other 1787 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

README from the maker

No README found in the repo