slack-api
Skill from slackapi/slack-mcp-plugin
Install
npx skills add slackapi/slack-mcp-plugin --skill slack-api
Runs the open skills CLI and installs the skill for your agent (Claude Code, Codex, Cursor …). Alternatively copy the skill folder into .claude/skills/ or upload it in Claude.ai under Settings → Skills.
What does the slack-api skill do?
Description from the SKILL.md in the source repository.
Questions about slack-api
What does the slack-api skill do?
Use when a developer asks which Slack Web API method does something, needs a method's OAuth scopes or token type, wants to call or test a family.method endpoint (chat.postMessage, conversations.history, users.info, views.open), is handling cursor pagination (next_cursor) or rate limits (tier/ratelimited/Retry-After), or is debugging errors like missing_scope, invalid_auth, or channel_not_found. Also trigger on a pasted slack.com/api/ URL or docs.slack.dev/reference/methods link.
How do I install slack-api?
In a terminal: npx skills add slackapi/slack-mcp-plugin --skill slack-api. The skills CLI asks which agents to install it for. In Claude.ai you can upload the skill folder as a ZIP under Settings → Skills.
Which agents can use slack-api?
Skills use the open SKILL.md format, which Claude Code, Claude.ai, the Claude API, OpenAI Codex, Cursor, Gemini CLI and other agents support.
Is slack-api safe to use?
Our automatic check found no risky patterns (piped shell scripts, hidden characters, secret access, prompt overrides). It is not a full audit – read the SKILL.md and any scripts before installing.
More skills from slackapi/slack-mcp-plugin
Use when a developer wants to build or validate Block Kit layouts for Slack messages, modals, or Home tabs: message layouts, modals/forms/dialogs, Home tab interfaces, interactive buttons or menus, or modifying existing …
Use when a developer wants to create, scaffold, or bootstrap a new Slack app or agent from scratch with the Slack CLI, or scaffold the project for a new app just created …
Use when a developer wants to deploy, host, or run a Slack app somewhere it keeps working after the local process stops, or mentions Railway, Heroku, `railway up`, `git push heroku`, `slack …
Use when a developer works with the Slack CLI (slack command) to create, run, or manage a Slack app from the terminal: logging in or authenticating (slack login), adding a team or …
Use when answering a conceptual or how-to question about Slack platform features, or when asked to look up, fetch, or summarize a docs.slack.dev page, including a pasted docs.slack.dev link.
Use when writing, drafting, scheduling, or improving a Slack message, announcement, or reply sent via the Slack MCP tools (slack_send_message, slack_send_message_draft, slack_schedule_message).
Use when locating messages, files, channels, or people across Slack, or gathering context before answering, with the search MCP tools (slack_search_public, slack_search_public_and_private, slack_search_channels, slack_search_users).
Use when a developer wants to test, try out, smoke-test, verify, or confirm that a Slack app built with the Slack CLI (or a plain Bolt app) actually works, by running it …
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