Audience Overlap API
See where two creators reach the same people
Submit a set of creators on the same platform and get back how many followers they share. Build a roster that adds new reach instead of paying twice for the same audience.
Audience overlap
Jennie
Rachel
Unique to Jennie 78%
Unique to Rachel 71%
Shared followers 22%
Shared vs unique
Exact split of overlapping and unique followers per creator.
True combined reach
Deduplicated headcount across your whole roster.
Stop paying twice
Spot the followers two creators both bill you to reach.
IG, TikTok, YouTube
Compare creators on the same platform across the big three.
Roster building
Add creators who bring new people, not the same ones.
- ✓Unique-follower percentage for every creator you compare.
- ✓Spot the pairs with high overlap before you sign both.
- ✓Rank candidates by the fresh audience they actually add.
- ✓Feed the numbers straight into your selection tools.
Unique reach per creator
@jennierubyjane
78%
@rachel.venya
71%
@tasyafarasya
64%
Budget protection
Know your real reach before you sign the contract.
- ✓Deduplicated headcount across the full set of creators.
- ✓See how many followers two creators bill you for twice.
- ✓Turn overlap into a cost-per-unique-reach number.
- ✓Justify the roster with data your finance team trusts.
Combined reach
132.4MTotal followers
104.9MUnique people
20.8%Overlap
27.5MDouble-paid
How it works
From key to production in four steps.
01
Authenticate
Add your API token to the Authorization header.
02
Submit creators
POST a platform and a list of usernames to compare.
03
Wait for the job
Overlap runs async; we fire a webhook when it's done.
04
Fetch the result
GET the job by id for the full overlap breakdown.
The endpoint
One call. Structured data back.
POST
/fairservice/audience-overlapcurl -X POST "https://stg.api.fair-indonesia.com/api/fairservice/audience-overlap" \
-H "Authorization: <your_token>" \
-H "Content-Type: application/json" \
-d '{
"work_platform_id": "9bb8913b-ddd9-430b-a66a-d74d846e6c66",
"identifiers": ["jennierubyjane", "rachel.venya", "tasyafarasya"]
}'FAQ
Frequently asked questions
Each creator gets a unique-follower percentage and an overlap percentage. We also return total followers and the deduplicated unique headcount across everyone you submitted.
Build with same today.
Real creator data, at scale, straight from the source.