Review a flagged phone number
Use a reaction to request a Callerapi lookup for a number your team wants to inspect more closely.
Trigger
Message Reaction Added
Triggered when a reaction is added to a message in Slack. Supports optional filtering by channel and emoji name.
Action
Get Phone Number Information
Tool to retrieve detailed information about a specific phone number, including reputation, business and carrier details, and ftc complaints. use when the number is in e.164 format and set hlr=true to include hlr data (adds 1-3 seconds to response).
Why this helps
A concern raised in chat can stall when nobody owns the next research step.
- Give a flagged message a clear lookup step.
- Retrieve Callerapi's available reputation and FTC complaint details.
- Keep the check connected to the original discussion.
Setup
Build it in a few focused steps.
- 1Connect Slack and Callerapi to Notis once through the portal.
- 2Create an automation and write one prompt for looking up reacted-to messages containing an E.164 number.
- 3Pick Message Reaction Added and select the intended reaction if optional filtering is available.
- 4Choose a channel for run reports and test by reacting to a flagged number.
Questions about this workflow
Does the lookup decide whether a number is spam?
It retrieves phone information, including reputation and FTC complaints. Review the details yourself; the action does not block or classify calls.
What starts the workflow?
A new reaction on a Slack message. Choose the reaction intended to mark a number for review.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Slack to Callerapi. A trigger fires from one place; an action lands in another.
Slack triggers
Callerapi actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Get Phone Number Information
Tool to retrieve detailed information about a specific phone number, including reputation, business and carrier details, and ftc complaints. use when the number is in e.164 format and set hlr=true to include hlr data (adds 1-3 seconds to response).
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Get User Information
Tool to retrieve information about the authenticated user, including email and credit usage details. use after authentication to fetch credits spent, monthly allocation, and credits left.
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 Callerapi, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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