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The ubiquitous protocol for the web, Vega has a set of REST APIs that map directly onto equivalent gRPC API service methods.

For fast and efficient communication with Vega's APIs, gRPC supports near real time streaming of updates from Vega and is the transport of choice for many web3 apps.

Like gRPC, GraphQL supports near real time streaming of updates from Vega. It uses websockets under the hood but follows the specification for streaming as set by GraphQL.

Allows programmatic access to signing and key management and is used to sign transactions with a private and public key pair when submitting orders or other commands to a Vega Node.