Why it matters

gRPC internal microservices common; agents integrating shape architecture.

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The architecture

Proto definitions describe services.

gRPC client called from tool.

gRPC integrationProto defservice contractgRPC clientgenerated stubTool wraps callas agent toolStrongly typed inputs/outputs vs REST JSON
gRPC + agents.
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How it works end to end

Generation: Proto → Java stubs.

Wrapper: Java tool that calls stub.

Streaming: gRPC streaming maps to streaming tools.

Auth: mTLS or token via metadata.