Engagement API
First-party engagement on every post, story, reel, and stream the creator publishes. Likes, comments, shares, reach, watch time, story-level analytics. Push-updated via webhooks. The data scrapers cannot reach.

Every content format. Every metric.
Posts, stories, reels, lives, YouTube videos, podcasts. Phyllo normalizes engagement across all of them.
All content
formats
Posts, stories, reels, lives, YouTube videos, podcasts. One Engagement endpoint, every shape of content.
Per-post
metrics
Likes, comments, shares, saves, impressions, reach, sentiment summary on every post the creator publishes.
Story-level
analytics
Taps forward, taps back, exits, replies, sticker engagement on Instagram, TikTok, and Snap stories.
Video
performance
Watch time, retention curves, completion rate, audience drop-off points for YouTube, TikTok, and Reels.
Real-time
webhooks
Get notified the moment a connected creator posts or engagement updates. No polling, no batch lag.
Historical
archive
Multi-year historical content + engagement preserved per connected creator. Backfill on the first OAuth grant.
What an Engagement call returns.
One schema across every content format.
Pass the connected account ID, get back the creator's content with full engagement on every item. Posts, reels, stories, videos, lives, podcasts. Filter by date, content type, or post ID.
New content fires a webhook automatically. Updates to engagement on existing content fire follow-up webhooks.

Where the Engagement API powers products.
Campaign performance tracking
Track every creator deliverable in a single campaign view. Story screenshots, dark posts, reels, all with full engagement, automatically.
Used by impact.com, Storyclash


In-app creator analytics
Build creator dashboards, link-in-bio widgets, and stat-sharing flows that pull live engagement directly from the platform.
Used by Karat, Creator.co
Sponsorship reporting
Generate post-campaign reports with verified engagement. Show clients exactly what reach and engagement they got.
Used by Dept, GALE Partners


Performance benchmarking
Cross-platform benchmarks across a brand's creator roster. Compare ROAS across IG vs. TikTok vs. YouTube on the same metrics.
Used by brand-side analytics teams