Overview

Integrate Farcaster casts with Slack webhooks to trigger real‑time notifications and actions across your blockchain projects. Automate community engagement, token announcements, and on‑chain event alerts without switching platforms.

Popular ways to use the Farcaster + Slack integration onchain

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Supported triggers and actions

Slack: Send Message

Slack: Send Message

Action

Send a message to a Slack channel or user via native OAuth integration. Supports mrkdwn formatting, threads, and DMs. No Pipedream proxy required. Ideal for: alerts, notifications, updates, team communication.

Slack: New Message in Channels

Slack: New Message in Channels

Trigger

Triggers when a new message is posted in selected Slack channels. Useful for monitoring conversations, triggering notifications, content moderation, or automated responses.

Post Farcaster Cast

Post Farcaster Cast

Action

Post a cast (message) to Farcaster via Neynar API. Use this to share updates, announcements, or engage with the Farcaster community. Supports channels, threading (replies), and embeds (max 2 URLs). Max 1024 characters. Ideal for: price alerts, milestone announcements, community updates, automated social posts.

Slack: Send Block Kit Message

Slack: Send Block Kit Message

Action

Send a rich Block Kit message to a Slack channel using structured blocks. Supports sections, buttons, images, dividers, and more. Ideal for: rich notifications, interactive messages, formatted alerts, dashboard summaries.

Slack: Send DM to User or Group

Slack: Send DM to User or Group

Action

Send a direct message to one or more Slack users via native OAuth integration. Opens a DM or multi-party DM conversation and sends the message. Supports plain text (Markdown) or Block Kit JSON for rich interactive messages. Ideal for: private alerts, user notifications, group DMs, direct outreach, approval buttons.

Slack: New Keyword Mention

Slack: New Keyword Mention

Trigger

Triggers when a specific keyword is mentioned in selected Slack channels. Useful for monitoring brand mentions, tracking specific topics, or building keyword-based alerts.

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