Rendex + Slack

Rendex + Slack integrations

Send Slack channel messages for new Rendex website changes

Keep your team on top of the pages that matter without checking them by hand. When Rendex spots a change on a page you monitor, this Zap posts a plain-English summary and a cropped image of exactly what changed to your Slack channel—so a competitor price bump or a changed vendor term lands where the team already works.

When this happens...
Website ChangedFires when one of your monitored web pages changes.
TriggerPolling
automatically do this!
Send Channel MessageTriggers when a new message is posted to a specific #channel you choose.
ActionWrite

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More things you can do with Rendex and Slack

Discover other triggers and actions you can use with Rendex and Slack

New Completed Screenshot
Triggers when a background screenshot or PDF capture finishes.
Trigger
Polling
Try It
- Source Type
  Required
- Output Format
- Best Attempt
- Block Ads
- Hide Cookie Banners
- Block Resource Types
- Cookies (Rendex paid plan)
- Custom CSS
- Dark Mode
- Delay (ms)
- Device
- Device Scale Factor
- Full Page
- Geo Country (Rendex Pro/Enterprise)
- Geo City (Rendex Pro/Enterprise)
- Geo State (Rendex Pro/Enterprise)
- Custom Headers (Rendex paid plan)
- Viewport Height
- Hide Elements
- Custom JavaScript
- Quality
- Resize Height (px)
- Resize Width (px)
- Element Selector
- Timeout (seconds)
- User Agent
- Wait For Selector
- Wait Until
- Viewport Width
- Webhook URL
- Cache TTL (seconds)
Action
Write
- URL
  Required
- Text Format
Action
Write
Get Account & Usage
Looks up your connected Rendex account: your plan, this month's usage (used, limit, and remaining), the reset date, your per-minute rate limit, and the recommended upgrade. Always free — checking usage never uses credits.
Action
Write
- Source Type
  Required
- Output Format
- Best Attempt
- Block Ads
- Hide Cookie Banners
- Block Resource Types
- Cookies (Rendex paid plan)
- Custom CSS
- Dark Mode
- Delay (ms)
- Device
- Device Scale Factor
- Full Page
- Geo Country (Rendex Pro/Enterprise)
- Geo City (Rendex Pro/Enterprise)
- Geo State (Rendex Pro/Enterprise)
- Custom Headers (Rendex paid plan)
- Viewport Height
- Hide Elements
- Custom JavaScript
- Quality
- Resize Height (px)
- Resize Width (px)
- Element Selector
- Timeout (seconds)
- User Agent
- Wait For Selector
- Wait Until
- Viewport Width
Action
Write

- Web Page URL
  Required
- Name
- How Often to Check
- What Counts as a Change
- Email Alerts To
- Visual Sensitivity
- Watch Only This Part of the Page
- Ignore These Parts of the Page
- Ignore Text Like This
- Ignore Tiny Text Changes
- Don't Alert While the Page Says
- Capture As
- Check the Whole Page
- Device
- Dark Mode
- Block Ads
- Hide Cookie Banners
- Check From Country
- If the Site Blocks Monitoring
- Advanced: Send Alerts to a Webhook URL
- AI Summary of Changes
- Start Paused
Action
Write
- Watch
  Required
Action
Write

- Watch
  Required
- New Web Page URL
- Name
- How Often to Check
- What Counts as a Change
- Email Alerts To
- Visual Sensitivity
- Watch Only This Part of the Page
- Ignore These Parts of the Page
- Ignore Text Like This
- Ignore Tiny Text Changes
- Don't Alert While the Page Says
- Capture As
- Check the Whole Page
- Device
- Dark Mode
- Block Ads
- Hide Cookie Banners
- Check From Country
- If the Site Blocks Monitoring
- Advanced: Send Alerts to a Webhook URL
- AI Summary of Changes
- Pause or Resume
Action
Write
- Job ID
  Required
Action
Search
- Trigger for Bot Messages?
- Optimized data
Trigger
Instant
Try It
- Channel
  Required
- Trigger for Bot Messages?
- Optimized data
Trigger
Instant
Try It
- Channel
- User Name
- Shared
Trigger
Instant
Try It
- Search Query
  Required
- Optimized data
Trigger
Polling
Try It
- Channel ID
- Reaction
- Member ID
- Message Author ID
Trigger
Instant
Try It
- Automation Identifier
- Access type
Trigger
Instant
Try It
New User
Triggers when a new Slack user is created / first joins your org.
Trigger
Instant
Try It
- Text
  Required
- Remind when?
  Required
- Remind who?
Action
Write
- Conversation ID
  Required
- Scheduled As
  Required
- Scheduled Message ID
  Required
Action
Write
- Channel
  Required
- Add Zapier app to channel automatically?
- Message Text
  Required
- Send as a bot?
- Bot Name
- Bot Icon
- Include a link to this automation?
- Attach Image by URL
- Auto-Expand Links?
- Link Usernames and Channel Names?
- Schedule At
- File
- Thread
- Send Channel Message?
- Zap_id
Action
Write
- Allowed_delete_copy
- Conversation ID
  Required
- Message TS (ID)
  Required
- Posted By
Action
Write
- Canvas ID
  Required
- Operation
  Required
Action
Write
- Channel Name
  Required
Action
Write
- Status_copy
- Approval request message
  Required
- Send message as
  Required
- Approval type
  Required
- Zap_id
- Include a link to this automation?
- Approve button URL
- Approve button label
- Add decline button
- Add details button
- Require confirmation
Action
Write
- First Name
- Last Name
- Title
- Email
- Display Name
- User
Action
Write
- Stop on error
  Required
- HTTP Method
  Required
- URL
  Required
- Query string parameters
- Additional request headers
- Body
Action
Write
Get Message by Timestamp
This action retrieves a specific message from a conversation history in Slack using the message's timestamp.
Action
Write
Retrieve Thread Messages
This action retrieves all the messages sent to a specific thread in a selected channel.
Action
Write
Create Private Channel
This action creates a private channel in Slack.
Action
Write
- Conversation ID
  Required
Action
Search
- Conversation ID
  Required
- Message ID (ts)
  Required
Action
Search
- Conversation ID
  Required
- Message TS (ID)
  Required
Action
Search
- Email
  Required
- Return Raw Results?
Action
Search
- Full Name
  Required
- Return Raw Results?
Action
Search

Website Changed
Fires when one of your monitored web pages changes.
Trigger
Polling
Try It
- Content
  Required
- Content Format
- Output Formats
- Brand Name
- Logo URL
- Accent Color
- Footer
- Link Expiry (seconds)
- Template Values
Action
Write
- Source Type
  Required
- PDF Page Size
- PDF Landscape
- PDF Margins
- PDF Print Background
- PDF Scale
- Best Attempt
- Block Ads
- Hide Cookie Banners
- Block Resource Types
- Cookies (Rendex paid plan)
- Custom CSS
- Dark Mode
- Delay (ms)
- Device
- Device Scale Factor
- Full Page
- Geo Country (Rendex Pro/Enterprise)
- Geo City (Rendex Pro/Enterprise)
- Geo State (Rendex Pro/Enterprise)
- Custom Headers (Rendex paid plan)
- Viewport Height
- Hide Elements
- Custom JavaScript
- Quality
- Resize Height (px)
- Resize Width (px)
- Element Selector
- Timeout (seconds)
- User Agent
- Wait For Selector
- Wait Until
- Viewport Width
Action
Write
- Source Type
  Required
- Output Format
- Best Attempt
- Block Ads
- Hide Cookie Banners
- Block Resource Types
- Cookies (Rendex paid plan)
- Custom CSS
- Dark Mode
- Delay (ms)
- Device
- Device Scale Factor
- Full Page
- Geo Country (Rendex Pro/Enterprise)
- Geo City (Rendex Pro/Enterprise)
- Geo State (Rendex Pro/Enterprise)
- Custom Headers (Rendex paid plan)
- Viewport Height
- Hide Elements
- Custom JavaScript
- Quality
- Resize Height (px)
- Resize Width (px)
- Element Selector
- Timeout (seconds)
- User Agent
- Wait For Selector
- Wait Until
- Viewport Width
- Link Expiry (seconds)
Action
Write
- URLs
  Required
- Output Format
- Webhook URL
- Cache TTL (seconds)
- Best Attempt
- Block Ads
- Custom CSS
- Dark Mode
- Delay (ms)
- Device Scale Factor
- Full Page
- Geo Country (Rendex Pro/Enterprise)
- Geo City (Rendex Pro/Enterprise)
- Geo State (Rendex Pro/Enterprise)
- Viewport Height
- Custom JavaScript
- Quality
- Timeout (seconds)
- User Agent
- Wait Until
- Viewport Width
Action
Write
- Watch
  Required
Action
Write
- Web Page URL
  Required
- What Counts as a Change
- Watch Only This Part of the Page
- Ignore These Parts of the Page
- Ignore Text Like This
- Ignore Tiny Text Changes
- Don't Alert While the Page Says
- Capture As
- Check the Whole Page
- Device
- Dark Mode
- Block Ads
- Hide Cookie Banners
- Check From Country
- If the Site Blocks Monitoring
Action
Write
- Batch ID
  Required
Action
Search
- Watch
  Required
Action
Search
New Channel
Triggers when a new #channel is created.
Trigger
Instant
Try It
- Include_alias
Trigger
Instant
Try It
- Username
- Highlight Word
- Trigger for Bot Messages?
- Only Public Channels?
Trigger
Instant
Try It
- Channel
  Required
Trigger
Instant
Try It
- Channel
  Required
- Trigger for Bot Messages?
Trigger
Instant
Try It
New Saved Message
Triggers when you save a message.
Trigger
Instant
Try It
- Channel
  Required
- Message
  Required
- Reaction
  Required
Action
Write
- Conversation ID
  Required
Action
Write
- Channel
  Required
- Users
  Required
Action
Write
- Title
- Content
- Channel ID
Action
Write
- Send Multi Message
- Message Text
  Required
- Send as a bot?
- Include a link to this automation?
- Attach Image by URL
- Auto-Expand Links?
- Link Usernames and Channel Names?
- Schedule At
- Zap_id
Action
Write
- Allowed_edit_copy
- Conversation ID
  Required
- Message TS (ID)
  Required
- Posted By
- Content Type
- Reply Broadcast
Action
Write
- Channel
  Required
- Add Zapier app to channel automatically?
- Message Text
  Required
- Send as a bot?
- Bot Name
- Bot Icon
- Include a link to this automation?
- Attach Image by URL
- Auto-Expand Links?
- Link Usernames and Channel Names?
- Schedule At
- Zap_id
- File
- Thread
- Send Channel Message?
Action
Write
- Channel
  Required
- Topic
  Required
- Topic set by
Action
Write
- Status Text
- Status Emoji
- Expiration Time
Action
Write
Remove User from Channel
This action removes a specified user from a specified channel in Slack.
Action
Write
Edit Message
This action updates a specific message sent by the same Authenticated user on Slack. You need to provide the Channel ID, the Timestamp of the message to be edited, and the new text for the message.
Action
Write
Find Public Channel
This action will find a public channel in Slack using either the channel's ID or name.
Action
Write
Delete Message
This action deletes an existing message in a specific channel on Slack. You need to provide the channel ID and the message timestamp as inputs.
Action
Write
- Conversation ID
  Required
Action
Search
- Conversation ID
  Required
- Message ID (ts)
  Required
Action
Search
- Search Query
  Required
- Sort By
- Sort Direction
- Include Bot Messages in Search Results?
Action
Search
- ID
  Required
- Return Raw Results?
Action
Search
- Username
  Required
- Return Raw Results?
Action
Search

About Rendex

Rendex is a screenshot and rendering API that turns URLs or HTML into pixel-perfect images and PDFs.

HelpHelp

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About Slack

Slack is a platform for team communication: everything in one place, instantly searchable, available wherever you go. Offering instant messaging, document sharing and knowledge search for modern teams.

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