Claude
Prompt Claude to build and manage workflows, guides, broadcasts, templates, and audiences in your Knock account.
Integrations
Connect Knock to 70+ agents, channels, sources, and tools.
Agents • 6 integrations
Build and manage messaging from the agents and apps your team uses.
ChatGPT + Codex
Build and manage workflows, broadcasts, and guides from ChatGPT and Codex.
Cursor
Install the Knock plugin so Cursor can build workflows, templates, guides, broadcasts, and audiences from your codebase.
Grok Bot
Ask Grok Bot to create messaging resources, build audience segments, send messages, and query analytics.
Slack
Tag @Knock in Slack to build campaigns, draft messaging, and update lifecycle workflows from the conversation.
Knock MCP
Connect any MCP client to Knock's remote MCP server to manage workflows, templates, guides, broadcasts, and audiences.
Channels • 30 integrations
Send notifications through email, SMS, push, chat, and in-app.
SendGrid
Send transactional and marketing email at scale with APIs and deliverability tooling your team can operate in production.
Email
Postmark
Send transactional email fast with separate streams and analytics so receipts and alerts do not mix with marketing.
Email
Amazon SES
Send high-volume email on AWS with API or SMTP and keep costs predictable as you scale.
Email
Mailjet
Ship transactional and marketing email from one API with collaborative editing and EU residency when you need it.
Email
Mailgun
Send, validate, and parse inbound mail with APIs so you can ship transactional email without running MTAs yourself.
Email
Mailtrap
Test in staging, then send and monitor production email from one place without leaking mail to real users.
Email
MailerSend
Send transactional email and SMS from one stack with receipts, resets, and alerts, plus templates your team can edit without code.
EmailSMS
Mandrill
Send transactional mail with Mailchimp-grade delivery and analytics when marketing and product email share one stack.
Email
Sparkpost
Push high-volume email with predictive analytics and rules so you can optimize delivery before inbox placement drops.
Email
Resend
Ship email from React or plain HTML across domains and regions with a minimal API surface.
Email
Cloudflare Email
Send transactional email from Cloudflare's network using the domains you already manage in Cloudflare DNS.
Email
Twilio
Reach users on SMS, WhatsApp, voice, and email from one API stack with global coverage and compliance tooling.
SMS
Amazon SNS
Send SMS and mobile push on AWS-managed infrastructure so alerts scale with the rest of your stack.
SMSMobile push
Telnyx
Send SMS and voice on a private network with pricing and analytics tuned for production traffic.
SMS
Plivo
Deliver SMS and voice with simple REST APIs and numbers in many countries without heavy telecom setup.
SMS
MessageBird
Orchestrate SMS with WhatsApp, voice, and email from one API when your program spans many channels.
SMS
Africa's Talking
Reach users across African carriers via SMS, USSD, voice, and payments APIs without negotiating telco deals yourself.
SMS
Vonage
Add SMS alongside voice, video, and UC APIs when your product spans more than text.
SMS
Sinch
Send SMS, voice, and verification on carrier-grade routes when you need global reach and SLAs.
SMS
MessageMedia
Deliver transactional SMS at scale with APIs built for reliability and regional compliance.
SMS
Apple Push (APNS)
Wake iOS users with native alerts and background updates without maintaining your own Apple delivery stack.
Mobile push
Firebase FCM
Reach Android users with native push through Google’s infrastructure instead of maintaining your own delivery path.
Mobile push
Expo
Send push to Expo-managed apps from one pipeline while you ship React Native on iOS and Android.
Mobile push
OneSignal
Reach users on mobile and web with push, email, and in-app messaging from OneSignal’s delivery stack.
Mobile push
SlackKit
Post workflow and ops alerts where your team already works so incidents and handoffs stay visible.
Chat apps
Microsoft Teams
Route notifications into Teams channels and chats so enterprise customers get updates inside Microsoft 365.
Chat apps
Meet users on WhatsApp for high-intent updates like OTP, reminders, and support on the channel they check daily.
Chat apps
Discord
Notify community members and moderators in Discord when activity needs attention or moderation.
Chat apps
Knock feeds
Ship toasts, inboxes, and read state in your product with APIs and React components instead of building feed infrastructure.
In-app messaging
Knock guides
Render paywalls, dialogs, and nudges with your own React while marketers own copy and targeting in Knock.
In-app messaging
Sources • 27 integrations
Sync customer data from CDPs, reverse ETL tools, databases, and other source systems into Knock.
Segment
Turn product events into audience and profile data you can route to messaging without custom pipelines.
Customer data
Rudderstack
Collect events from web and mobile, then send them to the warehouse and downstream tools from one pipeline.
Customer data
Polytomic
Move rows from spreadsheets and databases into business tools in minutes so ops teams stop copy-pasting.
Customer data
Jitsu
Stand up real-time event ingestion you can script and self-host when you want CDP-style routing without vendor lock-in.
Customer data
Freshpaint
Send standardized behavioral data to marketing and analytics stacks so campaigns stay in sync with product usage.
Customer data
Hightouch
Sync warehouse-defined segments and traits into Knock so messages follow the same truth as analytics.
Customer data
Census
Push modeled warehouse data into Knock without standing up one-off sync jobs for every campaign.
Customer data
Clerk
Keep audiences and preferences aligned with who actually signed in, without maintaining duplicate user records.
Authentication
WorkOS
Send the right message to the right tenant using SSO and directory data your customers already trust.
Authentication
Neon
Store notification and user state beside app data so messaging logic stays consistent with your database.
Infrastructure
Auth0
Target and throttle messages using login, roles, and profile fields you already manage in Auth0.
Authentication
Supabase
Sync users and events from your Supabase app so Knock targets the same people your product sees.
Infrastructure
LaunchDarkly
Change who gets which message by flag or experiment without shipping new code for every copy tweak.
Analytics
PostHog
See how notifications affect funnels, retention, and feature adoption in PostHog.
Analytics
Amplitude
Sync behavioral events, users, and cohorts into Knock to trigger workflows and keep recipients in sync.
Analytics
Sentry
Catch broken templates, SDK calls, and webhooks before customers hit your support queue.
Observability
Checkly
Get alerted when notification URLs, secrets, or outbound webhooks fail on a schedule.
Observability
Clay
Sync enriched contact and company traits from Clay into Knock so messages target the right accounts and personas.
Customer data
Dash0
Trace Knock requests across services when latency spikes or errors spread beyond one box.
Observability
Stripe
Send dunning, receipts, and renewal messages the moment charges succeed, fail, or repeat.
Billing
Orb
Match invoices and customer emails to metered usage and contract data so billing stays accurate.
Billing
Shopify
Trigger order, fulfillment, and lifecycle messages from Shopify events without rebuilding commerce logic in Knock.
Billing
Linear
Notify assignees and subscribers when issues move, ship, or need attention across channels.
Productivity
Jira
Automate sprint, release, and ticket updates across email, chat, and in-app from Jira activity.
Productivity
GitHub
Ping reviewers and subscribers when PRs merge, checks fail, or releases ship.
Productivity
Mux
Alert creators and viewers when encoding, playback, or engagement needs attention.
Infrastructure
MongoDB
Keep notification history and preferences in the same flexible store as the rest of your app data.
Infrastructure
Extensions • 5 integrations
Extend Knock with additional tools and integrations.
Vercel
Trigger release and lifecycle messaging from deploys and preview environments without hand-wiring hosting metadata into Knock.
Infrastructure
Datadog
Debug delivery and webhook issues in the same dashboards you use for the rest of your stack.
Observability
New Relic
Page the right people when notification paths degrade, using health signals you already track in New Relic.
Observability
Segment
Stream delivery and engagement events into your warehouse and analytics stack for attribution and reporting.
Customer data
Heap
Target messaging from product behavior and cohorts you already define in Heap.
Analytics