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Cryptoprowl / Chainlink’s data standard is now available on AWS Marketplace, giving developers and enterprises a more direct way to access blockchain oracle services through Amazon’s (NASDAQ: $AMZN ) cloud software marketplace. AWS said the listing includes Chainlink Data Feeds, Data Streams and Proof of Reserve, three services used to bring market data, real-time pricing and reserve verification into blockchain applications.
 
For devs and financial institutions, the listing narrows one of the more practical gaps between cloud infrastructure and on-chain systems. Blockchains do not naturally connect to external data sources, APIs or other networks, which is why tokenized assets, DeFi markets and on-chain settlement systems often depend on oracle infrastructure before they can operate at scale. 

By making Chainlink services available through AWS Marketplace, the setup lets teams build with familiar cloud tools while adding blockchain connectivity where the application needs it.  

The three services cover different parts of that workflow. Chainlink Data Feeds provide decentralized price and market data for valuation, settlement and risk management. Data Streams are built for faster market data delivery in higher-performance applications such as perpetual futures, options and real-time trading systems. Proof of Reserve gives tokenized assets and stablecoins a way to publish reserve attestations on-chain, helping protocols automate collateral checks and reduce under-collateralization risk. 

AWS also outlined reference architectures for proof-of-reserve monitoring and prediction-market trading systems, showing how Chainlink can connect with services such as Amazon API Gateway, AWS Lambda, DynamoDB, AWS Fargate, Secrets Manager and AWS KMS. That is where the listing starts to look larger than a simple marketplace addition. 

As tokenization and on-chain markets move closer to institutional workflows, the infrastructure that connects cloud systems, trusted data and smart contracts is becoming a more important part of the stack.
  
Chainlink (CRYPTO: $LINK ) is currently trading at $9.39 U.S. per digital token.