What is the default format recommendation for this use case?

JSON is the recommended default format here.

How should teams validate this recommendation?

Use sample files and manifest endpoints to test compatibility and behavior before rollout.

JSON is the default for most APIs; Proto is best for strict contracts and high-throughput services.

JSON has universal tooling and easy debugging in API workflows.

Files available: 21

application/json

Open Samples Open Hub Open Manifest

Files: 9

Use Proto for typed schemas and compact transport.

Samples Hub

Files: 9

Use GraphQL schema contracts where query flexibility is required.

Samples Hub

Compare schema-first .proto contracts against flexible JSON payloads.

Open Comparison

Contrast GraphQL type definitions with JSON document payload structures.

Open Comparison