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SP Runtime Interface

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library 35.0.0 ·rust
✓ verified Jun 16, 2026
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Substrate runtime interface for defining host functions and runtime APIs.

Resources

docsdocs.rs/sp-runtime-interface/ ↗
githubgithub.com/paritytech/polkadot-sdk ↗

API endpoints

full doc /v1/registry/sp-runtime-interface
install /v1/registry/sp-runtime-interface/install