Start new client contact checks in Slack
Keep the first number review close to the client handoff, so preparing for follow-up takes fewer steps.
Trigger
Channel Message Received
Triggered when a message is posted in a Slack channel (public, private, or multi-party IM). Does NOT match direct messages.
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
New-client handoffs can scatter details across messages, making it harder to remember what still needs review.
- Retrieve available details for a client number when it is shared.
- Keep the check close to the handoff conversation.
- Make it easier to resume the next client task with context.
Setup
Build it in a few focused steps.
- 1Connect Slack and Callerapi to Notis once through the portal.
- 2Create a new automation with one prompt describing client number lookups.
- 3Select Slack Channel Message Received as the trigger.
- 4Choose where to receive run reports and test with a client number in E.164 format.
Questions about this workflow
Does this start a client onboarding record?
No. The listed action retrieves phone-number information from Callerapi.
What details can be returned?
Callerapi can return available reputation, business, carrier, and FTC complaint details.
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
Save your first hour today.
7-day trial of any paid plan, with 20$ of usage included.
No card. Works with personal or business Callerapi.