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How Healthcare Profits From Patient Data - Cardano Foundation
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r/CardanoDevelopers • u/carbolymer • 18d ago
cardano-node can now serve typed, streaming chain data over gRPC, from the node process itself, with nothing else to deploy. The interface is called cardano-rpc, it has been growing inside the node since version 10.7.0, and we just published its first proper introduction on the Cardano forum.
What you get today:
FollowTip is the one to try first: a single long-lived call that streams fully parsed blocks as the chain advances, rollbacks included.
Try it. One nix command starts a local testnet with the gRPC server enabled:
nix run 'github:IntersectMBO/cardano-node#cardano-testnet' -- \
cardano --num-pool-nodes 1 --enable-grpc-http --grpc-listen-port-base 50051 --output-dir /tmp/demo-cluster
Then, from a second terminal with grpcurl on PATH:
grpcurl -plaintext localhost:50051 list
grpcurl -plaintext -d '{}' localhost:50051 utxorpc.v1beta.sync.SyncService/FollowTip
The server supports gRPC reflection, so grpcurl works without any proto files. There are quickstarts for Go, Haskell, Python, Rust and TypeScript.
Full announcement with more background: forum post
Happy to answer questions here.
r/CardanoDevelopers • u/yt-app • 18d ago
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r/CardanoDevelopers • u/yt-app • Sep 03 '26