Keep meaningful customer outcomes easy to share
Give customer praise a useful structure so strong proof points are easier to find when a story is needed.
Trigger
Message Reaction Added
Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.
Action
Generate a Gamma
Create a new gamma generation. use to produce an ai-generated presentation/content. docs: https://developers.gamma.app/reference/generate-a-gamma
Why this helps
Positive customer outcomes often stay inside Slack and are difficult to recall when preparing a pitch or update.
- Preserve specific customer outcomes
- Make proof points easier to reuse in reviews
- Keep the source context available for validation
Setup
Build it in a few focused steps.
- 1Connect Slack and Gamma to Notis once through the portal.
- 2Create an automation named Customer Proof Point Slides.
- 3Write one plain-language instruction asking Notis to create Gamma slides from messages marked with the chosen reaction, summarizing the customer outcome and supporting context.
- 4Select the Slack message reaction added trigger, set the desired emoji if available, and choose a report channel.
- 5Test with one real customer praise message and verify the outcome is represented accurately.
Questions about this workflow
Can this publish a testimonial?
No. It generates content for internal review. Confirm customer permission and verify any claim before sharing externally.
How do I flag messages for this workflow?
Use the chosen reaction on Slack messages that contain a customer outcome worth reviewing.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Slack to Gamma. A trigger fires from one place; an action lands in another.
Slack triggers
Gamma actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Generate a Gamma
Create a new gamma generation. use to produce an ai-generated presentation/content. docs: https://developers.gamma.app/reference/generate-a-gamma
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Get Gamma File URLs
Retrieve generation status and file urls. poll this endpoint every ~5 seconds until status is 'completed'. docs: https://developers.gamma.app/reference/get-gamma-file-urls
New Channel Created Trigger
Triggered when a new channel is created in Slack.
Channel Message Received
Triggered when a message is posted in a Slack channel (public, private, or multi-party IM). Does NOT match direct messages.
Direct Message Received
Triggered when a new direct message (DM) is sent to a user in Slack. Catches all DMs across all DM channels.
Message Reaction Added
Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.
Message Reaction Removed
Triggered when a reaction is removed from a message in Slack. Supports optional filtering by channel and emoji name.
Reaction Added Trigger
DEPRECATED: use `SLACK_MESSAGE_REACTION_ADDED` instead. Triggered when a reaction is added to a message in Slack.
Connect any two apps with Notis in the middle.
Slack and Gamma, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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