4) The old ARC was a whole stack of microservices. Arcade i…
4) The old ARC was a whole stack of microservices. Arcade is a single lightweight Go binary that handles submission, status tracking, and callbacks.
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5) You get real-time updates via SSE or webhooks, plus batch submission up to 256 MiB. Simple HTTP API, idempotent resubmission, and clear status states.