Tracing & Correlation
Headers that let one call be followed across many systems — request ids, correlation ids, trace context.
13 headers, ordered by how many providers in the catalog declare them.
X-Request-Id
106 providers
3 spellings
The header a support ticket needs. Sixty-eight providers, no standard, five spellings of its nearest sibling.
x-fapi-interaction-id
99 providers
regulated
3 spellings
One correlation header, mandated in three jurisdictions by three different laws, because all three point at FAPI.
id
39 providers
2 spellings
The id HTTP header — tracing & correlation, declared by 39 providers in the API Evangelist catalog.
X-Correlation-Id
34 providers
6 spellings
The X-Correlation-Id HTTP header — tracing & correlation, declared by 34 providers in the API Evangelist catalog.
Traceparent
7 providers
3 spellings
The Traceparent HTTP header — tracing & correlation, declared by 7 providers in the API Evangelist catalog.
Tracestate
2 providers
3 spellings
The Tracestate HTTP header — tracing & correlation, declared by 2 providers in the API Evangelist catalog.
CMCD-Object
The CMCD-Object HTTP header — tracing & correlation, not observed in the catalog.
CMCD-Request
The CMCD-Request HTTP header — tracing & correlation, not observed in the catalog.
CMSD-Static
The CMSD-Static HTTP header — tracing & correlation, not observed in the catalog.
CMSD-Dynamic
The CMSD-Dynamic HTTP header — tracing & correlation, not observed in the catalog.
CMCD-Status
The CMCD-Status HTTP header — tracing & correlation, not observed in the catalog.
CMCD-Session
The CMCD-Session HTTP header — tracing & correlation, not observed in the catalog.
Server-Timing
The Server-Timing HTTP header — tracing & correlation, not observed in the catalog.