Does the main miner software used currently use HTTP JSON-RPC, or JSON-RPC? That is, do they use HTTP calls to obtain getwork, or TCP/IP?

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    They use RPC over JSON over HTTP over TCP/IP. These aren't alternatives, each of these protocols does a different thing and exists at a different layer. Commented Jan 21, 2012 at 19:47

1 Answer 1


The miner uses JSON-RPC 1.0, for which only the HTTP transport was defined.

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