Prior Outreach Lookup API
Look up a contact's last outbound touch by email or social profile. Days since, bounce or unsubscribe, the history we logged, and which platform. Public beta.
Harris Kenny
Blog
Product updates, tutorials, research, and insights on outbound data integration, attribution, workflows, and CRM operations.
Case study: Workflows.io found the outbound HubSpot was missing
How Workflows.io uses OutboundSync to attribute outbound in HubSpot: $1M closed-won ARR for a legal-tech client, and Freckle signups that never replied.
Harris Kenny
HighLevel CRM integration now available
OutboundSync now syncs outbound email and social activity into HighLevel as plain-text Notes on Contacts — one-way, in beta, with guided source setup.
Harris Kenny
Pipedrive CRM integration now available
OutboundSync now syncs outbound email, social, and call activity into Pipedrive as Notes on Persons — one-way, in beta, with guided onboarding.
Harris Kenny
Webinar recap: building pipeline in 2026 with Close
Recap of Close's panel on what books meetings in 2026 — with OutboundSync, Instantly, HeyReach, and LeadMagic — plus the full video.
Harris Kenny
Reply Relay is now available
Reply Relay CCs a sales rep's Gmail or Outlook when a prospect replies on Smartlead or EmailBison, while campaign data still syncs to HubSpot and Salesforce.
Harris Kenny
Attio custom objects for outbound activity
OutboundSync now writes outbound email and social events to a single Attio custom object so you can filter, build views, and run workflows.
Harris Kenny
OutboundSync Docs Built for Claude, Cursor & Codex
Harris walks through the OutboundSync docs: Command-K search, Markdown export, Ask Claude/Cursor, and agent-readable pages for Claude Code and Codex.
Harris Kenny
5050 Growth on Attio, outbound, and CRM sync
Nacho Lafuente of 5050 Growth on Attio outbound sync: get cold email activity into CRM, plus a free month for the first shared client.
Harris Kenny
Using OutboundSync public health endpoints
OutboundSync public health endpoints: live vs ready, no API key. Watch the walkthrough and follow the Make tutorial to monitor outbound CRM sync.
Harris Kenny