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    CONNECTIONS / GA4 / GA4 to Meta CAPI

    Your GA4 events, wired to Meta's web Conversions API.

    Signals reads your GA4 events through read access to your GA4 event stream, then sends every browser checkout to Meta server-side so the pixel gap closes so Meta sees web conversions without an export.

    ga4 -> meta-web-capi :: live

    1. ● ga4 → meta.capi :: live
    2. > read web_orders rows=66,743
    3. hash sha256(email,phone) consent=filtered
    4. route meta deliver
    5. ✓ delivered · 50,057 matched

    WHAT THIS ENABLES

    GA4 to Meta Conversions API

    Meta Conversions API for GA4: Signals sends every browser checkout to Meta server-side so the pixel gap closes straight from your GA4 events, hashed and consent-screened as each event fires.

    • Signals sends every browser checkout to Meta server-side so the pixel gap closes, reading your GA4 events as each event fires.
    • Browser purchases Meta can still optimize on, with no export step out of your GA4 events.

    WHAT FLOWS WHERE

    GA4 to Web CAPI, mapped.

    Each sync hands the on-site purchase and checkout events from your GA4 events to Signals, which hashes and filters every record, then Meta's Conversions API logs the web conversions for browser-to-server deduplication.

    Each sync hands the on-site purchase and checkout events from your GA4 events to Signals, which hashes and filters every record, then Meta's Conversions API logs the web conversions for browser-to-server deduplication.

    WHO THIS IS FOR

    Built for the teams that own the number.

    Online stores losing pixel coverage to browser privacy controls, working out of GA4 event streams and BigQuery exports.

    Analytics teams instrumenting GA4 who need purchase events that survive ad blockers and Safari cookie limits out of GA4 events.

    HOW DATAHASH SETS IT UP

    From kickoff to verified events.

    1. Connect

      Read access to your GA4 event stream, mapped to Meta's Conversions API and tuned for browser-to-server deduplication.

    2. Map

      Columns from your GA4 events align to Meta's Conversions API in the visual mapper, hashed as each event fires and checked for browser-to-server deduplication.

    3. Deliver

      As each event fires, Signals reads your GA4 events and sends every browser checkout to Meta server-side so the pixel gap closes, forwards each event as it arrives, with browser-to-server deduplication watched in the debugger.

    WHAT YOU GET

    What ships with this use case.

    Purchase events that survive ad blockers and Safari cookie limits from your GA4 events, delivered as each event fires.

    Browser purchases Meta can still optimize on out of your GA4 events, delivered as each event fires without event volume climbing.

    Match feedback on browser-to-server deduplication from Meta's Conversions API each run, tied back to your GA4 events.

    ON THE WIRE

    What Web CAPI actually receives.

    signals :: ga4.meta-web-capi :: wire

    1. ● signals :: event payload
    2. > POST /events source=ga4.web_orders
    3. event_name "Purchase" · event_time 1784656686
    4. em sha256 "5f3a92…" · ph sha256 "a107cd…"
    5. value 2455.00 · currency GBP
    6. ✓ accepted match=75%
    FAQ

    Asked on almost every call.

    How often does the GA4 Meta CAPI sync run?

    The pace follows your GA4 events: Signals sends changes from GA4 to Meta as each event fires. Because it forwards each event as it arrives, purchase events that survive ad blockers and Safari cookie limits stays current while analytics teams instrumenting GA4 keep browser-to-server deduplication in view. Delivery needs no export and no manual upload.

    What match rate should a GA4-sourced Meta CAPI batch expect?

    In GA4, match rate tracks the email and phone quality your GA4 events carry. Clean identifiers land for Meta; blank ones never will. The first Conversions API report shows analytics teams instrumenting GA4 where browser-to-server deduplication needs work, a data-quality task handled in GA4.

    NEXT STEP

    GA4 to Meta CAPI, in production this week.