# MEV-Boost Relay

**Canonical:** https://apis.io/apis/flashbots/mev-boost-relay/  
**Provider:** Flashbots — https://apis.io/providers/flashbots/  
**Base URL:** https://boost-relay.flashbots.net  
**Documentation:** https://docs.flashbots.net/flashbots-mev-boost/introduction

MEV-Boost Relay is one of 7 APIs that [Flashbots](https://apis.io/providers/flashbots/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include MEV-Boost, Relay, Block Building, Validators, and Proposer-Builder Separation. The published artifact set on APIs.io includes API documentation.

Public Flashbots-operated relay used by MEV-Boost middleware. Aggregates blocks from many builders and presents the most profitable one to the proposing validator. Used by validators running the open-source MEV-Boost sidecar to access the competitive block-building market.

## Machine-readable artifacts (4)

- **Documentation** — https://docs.flashbots.net/flashbots-mev-boost/introduction
- **Dashboard** — https://boost.flashbots.net
- **Repository** — https://github.com/flashbots/mev-boost
- **Repository** — https://github.com/flashbots/mev-boost-relay

## Other Flashbots APIs (6)

- [Flashbots Auction Relay (JSON-RPC)](https://apis.io/apis/flashbots/auction-relay/)
- [Flashbots Auction Relay (Sepolia Testnet)](https://apis.io/apis/flashbots/auction-relay-sepolia/)
- [Flashbots Protect RPC](https://apis.io/apis/flashbots/protect-rpc/)
- [MEV-Share Node API](https://apis.io/apis/flashbots/mev-share-node/)
- [SUAVE](https://apis.io/apis/flashbots/suave/)
- [Flashbots Flashbots Auction & MEV Share Relay (JSON RPC) API](https://apis.io/apis/flashbots/flashbots-flashbots-auction-mev-share-relay-json-rpc-api/)

## Tags

MEV-Boost, Relay, Block Building, Validators, Proposer-Builder Separation

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/flashbots/mev-boost-relay/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/flashbots/.