Kit.com MCP Server vs Slack MCP Server

A side-by-side look at the Kit.com MCP Server and Slack MCP Server MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Kit.com MCP Server logoKit.com MCP ServerCommunication · Local subprocess (stdio)Agent-optimized MCP server for Kit.com email marketing. 13 composite tools, 100% V4 API.56GoodAuth: not declaredSlack MCP Server logoSlack MCP ServerCommunication · Local subprocess (stdio)Your complete Slack context for Claude—DMs, channels, threads, search. No OAuth apps, no admin approval. --setup and done, 11 tools, auto-refresh.68GreatAuth: other

Verdict: choose Kit.com MCP Server for communication work as a local process; choose Slack MCP Server for communication as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Kit.com MCP Server logoChoose Kit.com MCP Server when

  • You need dedicated capabilities in the Communication domain.
  • You prefer a local stdio subprocess transport.
  • You want tools like test_connection, get_account, manage_subscribers.
Explore Kit.com MCP Server

Slack MCP Server logoChoose Slack MCP Server when

  • You need dedicated capabilities in the Communication domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: other.
  • You want tools like slack_token_status, slack_health_check, slack_refresh_tokens.
Explore Slack MCP Server

Feature & specification comparison

Rows where the two servers differ are marked.

SpecKit.com MCP Server logoKit.com MCP ServerSlack MCP Server logoSlack MCP Server
CategoryCommunicationCommunication
Quality signal56/100 · Good68/100 · Great
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNot declaredother
PricingNot declaredFreemium
Required env varsNone listedNone listed
Verified ownerCommunity listingCommunity listing
GitHub stars232
Directory activity 1 views 0 installs 0 upvotes 8 views 0 installs 0 upvotes
Tools1319

Tools & capabilities

Kit.com MCP Server tools 13

  • test_connectionVerify your Kit API key is valid and check connection status. Use this as the first tool call to confirm setup.
  • get_accountGet a comprehensive overview of your Kit account including creator profile, email stats, and subscriber growth.
  • manage_subscribersManage Kit subscribers. To find most engaged subscribers, use 'top_engaged' — returns subscribers ranked by open rate in one call. For individual stats use 'stats'. 'list' and 'filter' return profiles only, NOT engagement data. Actions: find, list, create, update, unsubscribe, stats, compare_stats, top_engaged, filter, engagement_filter
  • manage_tagsManage Kit tags — list all tags, create, rename, apply/remove tags on subscribers, or list subscribers with a specific tag. Actions: list, create, update, tag_subscriber, untag_subscriber, list_subscribers
  • manage_broadcastsManage Kit email broadcasts — list with status filter, get details, create drafts or scheduled sends, update, delete, view performance stats, compare stats across all broadcasts, or analyze per-link click data. Actions: list, get, create, update, delete, stats, list_stats, get_clicks
  • manage_formsManage Kit forms — list all forms, list subscribers who opted in through a form, or add a subscriber to a form (triggers double opt-in if enabled). Actions: list, list_subscribers, add_subscriber
  • manage_sequencesManage Kit email sequences — list all sequences, enroll a subscriber, or list subscribers in a sequence. Actions: list, add_subscriber, list_subscribers
  • manage_custom_fieldsManage Kit custom subscriber fields — list all fields, create, rename, or delete (destructive). Actions: list, create, update, delete
  • manage_purchasesManage Kit purchases — list, get details, or record a new purchase. Requires OAuth authentication. Actions: list, get, create
  • manage_segmentsList Kit subscriber segments (read-only — segments are created in the Kit UI). Actions: list
  • manage_webhooksManage Kit webhooks — list registered webhooks, create new webhook subscriptions for Kit events, or delete webhooks. Actions: list, create, delete
  • manage_email_templatesList Kit email templates — returns template IDs and names needed for creating broadcasts. Actions: list
  • +1 more on the listing page

Slack MCP Server tools 19

  • slack_token_statusCheck token health, age, auto-refresh status, and cache stats
  • slack_health_checkCheck if Slack tokens are valid and show authentication status
  • slack_refresh_tokensForce refresh tokens by extracting from Chrome (requires Slack tab open in Chrome)
  • slack_list_conversationsList all DMs and channels with user names resolved. Uses cached DMs by default for speed.
  • slack_conversations_historyGet messages from a channel or DM with user names resolved
  • slack_get_full_conversationExport FULL conversation history with all messages, threads, and user names. Can save to file.
  • slack_search_messagesSearch messages across the Slack workspace
  • slack_users_infoGet detailed information about a Slack user
  • slack_send_messageSend a message to a channel or DM
  • slack_get_threadGet all replies in a message thread
  • slack_list_usersList all users in the workspace
  • slack_add_reactionAdd an emoji reaction to a message
  • +7 more on the listing page

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Kit.com MCP Server

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "kit-com-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@dancumberland/kit-mcp@latest"
      ]
    }
  }
}

Slack MCP Server

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "jtalk22-slack-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@jtalk22/slack-mcp"
      ]
    }
  }
}

Frequently asked questions

Kit.com MCP Server is categorized under Communication and uses a local stdio subprocess. Slack MCP Server belongs to Communication and uses a local stdio subprocess. Pick Kit.com MCP Server for communication work and Slack MCP Server for communication.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.

Kit.com MCP Server has no declared pricing — check the project's own site. Slack MCP Server is listed as freemium — a free tier with paid plans. Auth: other. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add kit-com-mcp-server and jtalk22-slack-mcp-server as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Kit.com MCP Server has a quality signal of 56/100 (Good) with 1 views, 0 installs and 2 GitHub stars. Slack MCP Server has 68/100 (Great) with 8 views, 0 installs and 32 GitHub stars.