Develop with Hermes
Hermes is a Pyth Network API service that delivers price-feed updates for application integrations. Developers use it to retrieve price data and signed update payloads that can be submitted to Pyth contracts on supported blockchains. Integrate price information into DeFi applications, dashboards, and other services that depend on market data. Hermes is an oracle API rather than a standalone blockchain, so its integration uses Pyth's API and price-feed tooling.
Features
Integrate Pyth price-feed updates into your applications with Hermes API tools.
Latest Price Updates
Retrieve the latest updates for one or more Pyth price feeds through the REST API.
Streaming Price Data
Receive updates for selected feeds through a Server-Sent Events connection.
On-chain Update Payloads
Fetch signed update data for submission to Pyth contracts on supported blockchains.
Developer SDKs
Use Pyth's SDKs and documentation to integrate price updates into your application.
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