# Jito Block Engine Validator gRPC

**Canonical:** https://apis.io/apis/jito/jito-block-engine-validator-grpc/  
**Provider:** Jito Labs — https://apis.io/providers/jito/  
**Documentation:** https://github.com/jito-labs/mev-protos/blob/master/block_engine.proto

Jito Block Engine Validator gRPC is one of 10 APIs that [Jito Labs](https://apis.io/providers/jito/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Solana, MEV, gRPC, and Validator. The published artifact set on APIs.io includes an API reference.

gRPC interface between Jito-Solana validators / relayers and the Block Engine — BlockEngineValidator with SubscribePackets, SubscribeBundles, GetBlockBuilderFeeInfo, GetBlockEngineEndpoints, and BlockEngineRelayer with SubscribeAccountsOfInterest, SubscribeProgramsOfInterest, and StartExpiringPacketStream.

## Machine-readable artifacts (3)

- **APIReference** — https://github.com/jito-labs/mev-protos/blob/master/block_engine.proto
- **Repository** — https://github.com/jito-foundation/jito-solana
- **Repository** — https://github.com/jito-foundation/jito-relayer

## Other Jito Labs APIs (9)

- [Jito Streaming Surfaces](https://apis.io/apis/jito/jito-streaming/)
- [Jito Searcher gRPC Service](https://apis.io/apis/jito/jito-searcher-grpc/)
- [Jito Relayer gRPC](https://apis.io/apis/jito/jito-relayer-grpc/)
- [JitoSOL Stake Pool](https://apis.io/apis/jito/jitosol-stake-pool/)
- [Jito Restaking And Vaults](https://apis.io/apis/jito/jito-restaking/)
- [Jito-Solana Validator Client](https://apis.io/apis/jito/jito-solana/)
- [Jito Labs Bundles API](https://apis.io/apis/jito/jito-bundles-api/)
- [Jito Labs Tips API](https://apis.io/apis/jito/jito-tips-api/)
- [Jito Labs Transactions API](https://apis.io/apis/jito/jito-transactions-api/)

## Tags

Solana, MEV, gRPC, Validator

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/jito/jito-block-engine-validator-grpc/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/jito/.