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Claude + Slack: an AI teammate in every channel.

Build Claude-powered Slack bots — answer questions, summarize threads, draft responses, triage requests. The most natural fit for AI in a chat-first team.

Trigger app
Slack as the trigger

Workflows fire when something happens in Slack.

See all 13 triggers →
Action app
Anthropic as the action

Workflows do something in Anthropic, instantly.

See all 21 actions →
Both directions

Pick the way that fits your stack.

Pair pages are mirrored. Each direction gets its own dedicated page.

SlackAnthropic

When something happens in Slack, do it in Anthropic.

13 Slack triggers wired to 21 Anthropic actions. Most-used pairing: App Home OpenedAnalyze Image.

AnthropicSlack

Or fire it the other way around.

0 Anthropic triggers wired to 45 Slack actions downstream.

  • Use any trigger in the catalog as the upstream.
See AnthropicSlack
Popular pairings

Common Slack → Anthropic workflows.

Pick a pairing to set it up in two minutes. Each one is a fully editable recipe.

Showing 9 of 273 combinations
When app home opened in Slack, analyze image in Anthropic.

Fires when a user opens your Slack app's Home tab or DM. Useful for refreshing the Home view, lazy-loading user-specific data, or tracking app engagement.

When app home opened in Slack, cancel message batch in Anthropic.

Fires when a user opens your Slack app's Home tab or DM. Useful for refreshing the Home view, lazy-loading user-specific data, or tracking app engagement.

When app home opened in Slack, computer use in Anthropic.

Fires when a user opens your Slack app's Home tab or DM. Useful for refreshing the Home view, lazy-loading user-specific data, or tracking app engagement.

When app home opened in Slack, count tokens in Anthropic.

Fires when a user opens your Slack app's Home tab or DM. Useful for refreshing the Home view, lazy-loading user-specific data, or tracking app engagement.

When app mentioned in Slack, analyze image in Anthropic.

Fires when your Slack app is mentioned in a message. The standard hook for chatbots that answer when summoned with @your-app.

When app mentioned in Slack, cancel message batch in Anthropic.

Fires when your Slack app is mentioned in a message. The standard hook for chatbots that answer when summoned with @your-app.

When app mentioned in Slack, computer use in Anthropic.

Fires when your Slack app is mentioned in a message. The standard hook for chatbots that answer when summoned with @your-app.

When app mentioned in Slack, count tokens in Anthropic.

Fires when your Slack app is mentioned in a message. The standard hook for chatbots that answer when summoned with @your-app.

When new channel in Slack, analyze image in Anthropic.

Fires when a new Slack channel is created in the workspace. Useful for auto-adding the bot, welcome messages, or governance audit logs.

How it works

Connect Slack and Anthropic in five steps.

No code, no glue, no half-day setup. Each step is one click.

  1. 1
    Connect
    Authorize Slack and Anthropic

    Open Tiny Command, authorize Slack and Anthropic once each. Both connections are available to every workflow on your account.

  2. 2
    Trigger
    Pick a Slack trigger

    Drop the Slack → App Home Opened trigger onto the canvas. Tiny Command auto-registers the webhook.

    POST /v1/webhooks/slack.trigger-app-home-opened
  3. 3
    Transform
    Add a filter or AI step

    Optionally add a Filter node ("subject contains URGENT") or an AI step ("classify intent") between trigger and action.

  4. 4
    Action
    Add the Anthropic action

    Drop the Anthropic → Analyze Image action below it. Map fields from the Slack payload into the Anthropic inputs.

    anthropic.create-message-with-image
  5. 5
    Publish
    Publish and forget

    Hit Publish. Tiny Command runs it in production from second one. Watch the run-log fill up.

FAQ

Questions about Slack + Anthropic.

How do I build a Claude bot in Slack?
Slack App Mentioned trigger → fetch recent channel history for context → Claude Create Message → Slack Reply in Thread. The bot now answers when @-mentioned in any channel it's in.
Can Claude summarize a long Slack thread?
Yes. Use a slash command like /summarize. Workflow: Slack Slash Command trigger → Get Thread Replies → Claude summarizes → reply with the summary as an ephemeral message visible only to the requester.
How do I give Claude knowledge of internal docs (RAG)?
Index Notion/Confluence/Drive into a vector store (Pinecone, Weaviate). On each question, retrieve top-3 docs, pass to Claude as context. Cite sources in the reply so users can verify and trust.
Can Claude triage support requests posted in #help channels?
Yes. New Message in #help → Claude classifies (urgency + team) → either answer directly if Claude is confident, or @-mention the right team with a one-line summary. Massive time-saver for cross-team async.
How do I avoid Claude responding to bot messages or its own replies?
Filter the Slack trigger to skip messages with subtype = "bot_message" and skip messages where the bot user is the sender. Otherwise the bot loops on its own output forever.
Can I use Claude tool-calling to take actions from Slack?
Yes. Define tools like "create_jira_issue", "search_docs", "update_record". Claude decides which to call based on the user's message; the workflow executes the call and feeds results back. Powers agentic Slack bots without code.
Related

Other apps that pair well with Slack.


Wire Slack to Anthropic in 2 minutes.

Free tier available. No credit card. No onboarding call.