Low-latency pull oracle (Pyth Pro). Subscribe off-chain, verify a signed payload in the same Solana transaction that reads the mark.
Pyth Pro (formerly Pyth Lazer) developer hub: subscribe, SVM verify, feed IDs, contract addresses.
Official Solana consumer example: Ed25519 plus VerifyMessage for Pyth Lazer payloads.
TypeScript SDK to subscribe to Pyth Pro/Lazer streams and attach Solana-format payloads.