Conversions API

LinkedIn Conversions API
Server-side, in 15 minutes.

Server-side B2B conversion tracking for LinkedIn Ads — enriched lead events, LinkedIn ID (LiId) capture.

LinkedIn's Conversions API with SHA-256 hashed email, hashed LinkedIn member ID, and offline conversion upload. Critical for B2B SaaS that tracks demo bookings and enterprise deal closure.

Why server-side for LinkedIn Conversions API

Offline conversion attribution

Salesforce, HubSpot, Pipedrive hooks — push closed deals to LinkedIn up to 90 days post-click.

LiId hashing

LinkedIn member IDs from URL parameters hashed before send — compliance-safe.

Enhanced conversions

Email + name + company hashed and matched to LinkedIn profiles for 3-5x better ROAS visibility.

Events tracked out of the box

Standard LinkedIn Conversions API events mapped automatically. Custom events supported via the same endpoint.

LeadSignUpBookDemoDownloadContentPurchaseSubscribe

Setup — 3 steps

Average time to live: under 15 minutes.

1
LinkedIn Campaign Manager access token
Conversions > Track conversions > Conversions API > Generate token.
2
Map conversion rule IDs
Each LinkedIn conversion rule gets a Tracklio route — one container, many rules.
3
Enable offline uploads
Push closed-won deals from your CRM through Tracklio to LinkedIn for full-funnel CAC.

Send a qualified lead event

javascript

fetch("https://track.yourdomain.com/capi/linkedin", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    conversion: "urn:lla:llaPartnerConversion:123456",
    conversionHappenedAt: Date.now(),
    user: { email: hashedEmail, firstName, lastName, companyName },
    conversionValue: { currencyCode: "USD", amount: "249.00" },
  }),
});