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Returns a list of scheduled messages.

An MCP tool from the Slack API server, hosted on mcp.hjlabs.in.

Returns a list of scheduled messages. [GET /chat.scheduledMessages.list]

Name on the gateway: slack_api__chat_scheduled_messages_list · read-only.

Parameters

NameTypeDescription
channelstringThe channel of the scheduled messages
latestnumberA UNIX timestamp of the latest value in the time range
oldestnumberA UNIX timestamp of the oldest value in the time range
limitintegerMaximum number of original entries to return.
cursorstringFor pagination purposes, this is the cursor value returned from a previous…

How to call it

Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:

call_tool arguments
{
  "name": "slack_api__chat_scheduled_messages_list",
  "arguments": {}
}

Or connect the Slack API server directly, which lists 174 tools including this one:

Run in your terminal
claude mcp add --transport http hj-slack-api https://mcp.hjlabs.in/mcp/slack-api \
  --header "Authorization: Bearer YOUR_API_KEY"

Try asking

Use the returns a list of scheduled messages. tool with channel set to ….

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