The entrypoint for OpenTelemetry metrics functionality in gRPC-GCP Fallback channel.
GcpFallbackOpenTelemetry uses io.opentelemetry.api.OpenTelemetry APIs for
instrumentation. When no SDK is explicitly added no telemetry data will be collected. See
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2026-06-19 UTC."],[],[]]