# epbs-devnet-1 spec :::info :mega: epbs-devnet-1 targets to launch by 4th of March 2026. ::: :::info :mega: On devnet 1 only local block building will be tested only. ::: ## EIP List for epbs-devnet-0 [EIP-7732: Enshrined Proposer-Builder Separation](https://github.com/ethereum/EIPs/blob/master/EIPS/eip-7732.md) :new: **Key:** - :up:, EIP has updated! - :new:, new EIP added. ### Implementation tracker CL | Feature/EIP | Lodestar | Lighthouse | Prysm | Teku | Grandine | Nimbus | ----------- | -------- | ---------- | ----- | --- | --- | --- | | **EIP-7732** | :question: | :question: | :question: | :question: | :question: | :question: ### Test Releases **Consensus Specs:** v1.7.0-alpha.2? **Execution Specs:** N/A ### Spec versions required & Open PRs **Beacon Metrics** **Execution Metrics** **Beacon API** **Builder Specs** - [PR-138 - Staked Builder API for Glamsterdam](https://github.com/ethereum/builder-specs/pull/138) Open :exclamation: possibly devnet 2 spec **Consensus Specs** - [PR-4832 - Reserve space for one validator sweep withdrawal](https://github.com/ethereum/consensus-specs/pull/4832) Merged :heavy_check_mark: - [PR-4817 - Onboard builders at the fork](https://github.com/ethereum/consensus-specs/pull/4817) Merged :heavy_check_mark: - [PR-4843 - Variable PTC deadline](https://github.com/ethereum/consensus-specs/pull/4843) Open :exclamation: - [PR-4826 - Remove MIN_BUILDER_WITHDRAWABILITY_DELAY](https://github.com/ethereum/consensus-specs/pull/4826) Open :exclamation: - maybe reduce instead of remove? **Execution APIs** **Execution Spec PRs** ## Kurtosis Interop Conifg (Pre-devnet testing) ```yaml participants_matrix: el: el_image: ethpandaops/geth:master cl: - cl_type: prysm cl_image: ethpandaops/prysm-beacon-chain:imagecomingsoon supernode: true network_params: fulu_fork_epoch: 0 glaos_fork_epoch: 1 additional_services: - dora ``` Previous devnet spec for reference: https://notes.ethereum.org/@ethpandaops/epbs-devnet-0