# \#rbuilder

**URL:** https://collective.flashbots.net/tag/rbuilder/152.md

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## [Requesting builder inclusion in MEV-Share downstream forwarding — AdValorem rbuilder](https://collective.flashbots.net/t/requesting-builder-inclusion-in-mev-share-downstream-forwarding-advalorem-rbuilder/5846)

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**Author:** [@Valk](https://collective.flashbots.net/u/Valk)\
**Replies:** 0\
**Last updated:** [July 21, 2026, 7:25pm UTC](https://collective.flashbots.net/t/requesting-builder-inclusion-in-mev-share-downstream-forwarding-advalorem-rbuilder/5846 "2026-07-21T19:25:15Z")

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Hi Flashbots team, I operate AdValorem’s block builder (rbuilder) on Ethereum mainnet. We’re a production builder submitting to Flashbots, Titan, Aestus, and Agnostic relays. Looking to open two questions about receivin…

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## [Liquidation-originated orderflow as a builder input — attribution questions for BuilderNet, datasets for DOWG, throughput questions for MEV-Share](https://collective.flashbots.net/t/liquidation-originated-orderflow-as-a-builder-input-attribution-questions-for-buildernet-datasets-for-dowg-throughput-questions-for-mev-share/5757)

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**Author:** [@Valk](https://collective.flashbots.net/u/Valk)\
**Replies:** 1\
**Last updated:** [June 8, 2026, 7:44pm UTC](https://collective.flashbots.net/t/liquidation-originated-orderflow-as-a-builder-input-attribution-questions-for-buildernet-datasets-for-dowg-throughput-questions-for-mev-share/5757 "2026-06-08T19:44:47Z")

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Hi all, I run AdValorem, an operation that started as a multi-protocol liquidation engine and has grown into what is best described as a liquidation-originated orderflow network. We sit upstream of bundle construction: …

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## [Announcing multi-client support for rbuilder](https://collective.flashbots.net/t/announcing-multi-client-support-for-rbuilder/4895)

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**Author:** [@mralj](https://collective.flashbots.net/u/mralj)\
**Replies:** 0\
**Last updated:** [April 18, 2025, 5:44am UTC](https://collective.flashbots.net/t/announcing-multi-client-support-for-rbuilder/4895 "2025-04-18T05:44:21Z")

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I’m happy to announce that this PR brings support for different EL clients to rbuilder. The benefit of this effort is increasing client diversity in BuilderNet The solution is quite simple; it assumes there is an exter…

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## [Benchmarking Op-stack Sequencers: Design & Implementation](https://collective.flashbots.net/t/benchmarking-op-stack-sequencers-design-implementation/4659)

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**Author:** [@ferranbt](https://collective.flashbots.net/u/ferranbt)\
**Replies:** 1\
**Last updated:** [February 12, 2025, 2:46pm UTC](https://collective.flashbots.net/t/benchmarking-op-stack-sequencers-design-implementation/4659 "2025-02-12T14:46:31Z")

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What we are sharing in this post is an internal design doc that describes techniques for benchmarking Op-stack sequencers at production scale. The design doc outlines the design principles, while this link contains impl…