Partner spotlight: Clay
Clay Sequencer is Clay's native outbound engine. See how OutboundSync syncs its send and reply activity, one-way, into your Salesforce or HubSpot records.
Jason Ma


Clay → HighLevel
Agencies building client lists in Clay can show the results in the client's HighLevel. OutboundSync writes each Clay sequence event as a Note on the matching Contact.
Clay's native sequencer connects to HighLevel through OutboundSync. Sequence sends, manual sends, opens, clicks, replies, reply categories, bounces, and unsubscribes are written as plain-text Notes on the matching HighLevel Contact in one authorized sub-account. Contacts are matched on email, and Clay tables map to their own sources.
| Status | Beta (HighLevel is a one-way beta CRM) |
|---|---|
| Channels | |
| Direction | One-way, Clay → HighLevel |
| HighLevel records | Contacts in one sub-account (Location) |
| Block lists | Not available for this pairing |
| Clay plan | Any plan with Sequences |
| Setup | Guided: Location OAuth in-app, then source setup with the OutboundSync team |
Clay tables map neatly onto agency clients: one table per client, one sequence per table. OutboundSync mirrors that. Each table points at its own source, and each source writes into the HighLevel sub-account you authorized for that client, so activity never crosses between accounts.
Client teams see plain-text Notes on their Contacts showing which Clay email was sent, whether it was opened, and how the prospect replied. That gives them a reason to act in HighLevel, and gives you a record of the work that doesn't depend on screenshots.
Every event below arrives in near-real time and lands on the matched HighLevel record. Pick the ones you want per source.
| Event | Channel | Where it lands in HighLevel |
|---|---|---|
| Email sent— Sequence sends and manual sends from Clay | Plain-text Note on the Contact | |
| Email opened | Plain-text Note on the Contact | |
| Link clicked | Plain-text Note on the Contact | |
| Reply received | Plain-text Note on the Contact | |
| Email bounced | Plain-text Note on the Contact | |
| Lead unsubscribed | Plain-text Note on the Contact | |
| Lead category updated— Smartlead's built-in and custom lead categories | Plain-text Note on the Contact |
Event names come from the Clay webhooks OutboundSync receives. HighLevel is a one-way beta, so exact event coverage is confirmed during onboarding. See the Clay event reference.
Point each client Clay table at its own source so activity lands in the right sub-account.
Client teams filter Contacts with interested Clay replies and follow up in HighLevel.
Clients read the Clay outreach on their own Contacts instead of in a report.
The options teams weigh before they commit a production sync.
| Option | What it does | Trade-off |
|---|---|---|
| Zapier, Make, or n8nCompare integration platforms | Catch Clay webhooks and write each event to HighLevel with a workflow you build. | Every event type, retry, and field change is a workflow you maintain, billed per task or step. |
| Custom buildBuild vs buy | Write your own service against the Clay and HighLevel APIs. | You own matching, deduplication, API limits, and every upstream schema change. |
| OutboundSync | Pre-built email activity sync into HighLevel Contacts. | One-way beta with guided onboarding. Lighter configuration than HubSpot or Salesforce today. |
Authorize the HighLevel sub-account (Location) from CRM Settings in OutboundSync with the same email you use to log in.
Create a Smartlead-style source in OutboundSync and paste its URL into the webhook field on your Clay sequence.
Select Clay when you create the HighLevel source, and confirm how contacts are matched.
Trigger one Clay event and confirm it on a real HighLevel Contact.
Launch with the OutboundSync team watching the first production events in HighLevel.
Any plan with Sequences
OutboundSync works with every Clay plan, because it connects to Clay's native sequencer rather than a plan-gated feature.
HighLevel is a one-way beta. There is no HighLevel plan gate on our side; onboarding runs with the OutboundSync team.
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