Latenode
Slack
OpenAI GPT Assistants

Automate Slack messaging with OpenAI GPT-3 completions

This automation allows users to automatically generate and send Slack messages based on specific prompts or triggers, leveraging the power of OpenAI's GPT-3 API. The automation is designed for AI, agents, and chatbot enthusiasts who want to create dynamic and personalized Slack communications without manual intervention.

The automation connects to the Slack API and OpenAI's GPT-3 API to generate and send messages in response to defined triggers, such as specific keywords or phrases. This can be useful for automating routine updates, responding to customer inquiries, or generating creative content for Slack channels.

Updated Apr 6, 2026Est. run: 26sEst. cost: $0.0703
How Latenode estimates time and cost

Latenode bills workflow runs in credits: 1 credit = 30 seconds of processing. Minimum charge per run depends on your plan. Plug-and-Play (PnP) AI nodes are billed separately—each PnP token is $1 USD, charged pay-as-you-go at vendor cost plus a small processing fee, with no API keys required.

Full pricing — how credits work →
AI agents & chatbots

Workflow preview

What this template does

  • Automates Slack message generation based on prompts or triggers
  • Leverages OpenAI's GPT-3 API to create dynamic and personalized Slack messages
  • Connects to Slack API to send automated messages in response to defined triggers
  • Enables AI, agent, and chatbot enthusiasts to streamline Slack communications
  • Generates Slack messages for routine updates, customer inquiries, and creative content

How it works

1
Trigger

Connect to Slack

Provide your Slack API credentials to connect your automation to the Slack platform. This allows the automation to access your Slack channels and users.

2
Action

Generate Message with GPT-3

Use the OpenAI GPT-3 API to generate personalized Slack messages based on your defined triggers, such as keywords or phrases. The automation will leverage the powerful language generation capabilities of GPT-3 to create dynamic and engaging content for your Slack channels.

3
Action

Send Slack Message

Once the message has been generated, the automation will automatically post it to the appropriate Slack channel, allowing for seamless and timely communication with your team or customers.

Setup guide

1

Add Slack Credential

1. In the Latenode Credentials panel, add a new Slack credential. Connect your Slack workspace and follow the OAuth flow to authorize Latenode.

2

Add OpenAI GPT-3 Credential

2. In the Latenode Credentials panel, add a new OpenAI GPT-3 credential. Enter your OpenAI API key to connect Latenode to the GPT-3 API.

3

Configure Slack Message Node

3. In the Latenode visual builder, add a Slack Message node. Configure the node settings: - Select the Slack credential you added earlier - Choose the Slack channel or user to send the message to - Map the message text output from the GPT-3 node to the message content

4

Configure GPT-3 Node

4. In the Latenode visual builder, add a GPT-3 node. Configure the node settings: - Select the OpenAI GPT-3 credential you added earlier - Enter the prompt or trigger text that should be used to generate the Slack message - Adjust the GPT-3 model parameters as needed (e.g. temperature, max tokens)

5

Test and Publish Workflow

5. Test your workflow by triggering the GPT-3 node manually. Verify that the generated message is sent to the configured Slack channel or user. Once you're satisfied with the results, publish your workflow in Latenode to make it available for use.

Requirements

Connect Slack API with a Slack workspace, channel, and bot token to send messages
Obtain an OpenAI API key to leverage the GPT-3 language model for generating Slack messages
Configure the automation to map specific keywords or phrases to OpenAI prompts for message generation
Ensure the Slack bot has the necessary permissions to post messages in the target channels

FAQ

Common questions about this template

Each run uses credits on your Latenode plan. We charge for processing time (1 credit = 30 seconds). Your actual cost depends on your plan and how long the run takes. See pricing plans for plans and how credits work.
Contact support →

More templates

You might also like

Browse all templates →
AI agents & chatbots

Transcribe Google Drive audio to text and send via email

This automation template helps users transcribe audio files stored in their Google Drive using the OpenAI Whisper AI model, and then automatically deliver the transcribed text via email. It provides a convenient way to convert audio recordings into text-based content that can be easily shared and referenced. The workflow is manually triggered, requiring the user to specify the Google Drive folder containing the audio files. The template then retrieves the files, transcribes them using the OpenAI Whisper API, and constructs an email message with the transcribed text, which is then sent to the designated recipient.

8s$0.0005
AI agents & chatbots

Automate Google Ads copywriting across multiple campaigns

This automation solution allows users to generate Google Ads headlines and descriptions directly within Google Sheets, using the OpenAI API to automate the ad copywriting process across multiple campaigns. The tool streamlines ad creation by leveraging AI-powered text generation, enabling marketers to efficiently produce high-performing ad copy at scale. By integrating with Google Sheets and the OpenAI API, this solution simplifies the ad creation workflow, saving time and improving campaign performance.

26s$0.0703
AI agents & chatbots

Automate WhatsApp responses with AI or predefined logic

The proposed automation system enables users to receive and respond to WhatsApp messages using a conversational AI or predefined logic. The system ingests incoming WhatsApp messages, processes them through AI-powered natural language understanding or pre-configured response rules, and then automatically sends relevant text responses back to the user. This solution is designed to help businesses and individuals efficiently manage their WhatsApp communications without the need for manual intervention, streamlining customer service or personal messaging workflows.

26s$0.0703