Key Decisions
Key decisions from AllCoreDevs meetings, aggregated in reverse-chronological order.
162 decisions across 52 calls
ACDE #236 May 7, 2026
- EIP-7708, EIP-7778, EIP-7843, EIP-7954, EIP-7976, EIP-7981, EIP-8024, EIP-8037 moved to SFI for Glamsterdam
- Target 200M gas floor for Glamsterdam (pending deposit limit fix)
- EIP-8254 moved to Proposed for Glamsterdam; open questions remain
- EIP-8246 moved to CFI for Glamsterdam; full SELFDESTRUCT removal can't fit Glamsterdam
- EIP-7709 moved to Proposed for Hegota
- EIP-8253 moved to Proposed for Hegota
ACDE #235 April 23, 2026
ACDT #078 April 20, 2026
- EIP-8037 included in bal-devnet-4; with dynamic state costs
- BAL DevNet 4 becomes Glamsterdam DevNet 0 with execution-apis PR #770
- Execution-apis PR #770 required by end of week for DevNet 4 launch
ACDC #177 April 16, 2026
- Merge PR 5094 with duplicated execution requests; defer optimization
- Skip ePBS DevNet 2; launch Glamsterdam DevNet 0 with merged ePBS+BAL
- EIP-8136 included in glamsterdam-devnet-0; as optional
- Merge PR 5113 (beacon state field order swap)
ACDT #077 April 13, 2026
ACDE #234 April 9, 2026
- Frame transactions CFI'd as non-headliner; AA proposals now open for Hegota
- If ePBS stable Monday: Glamsterdam DevNet 0, then rapid DevNet 1 with gas repricing
- If ePBS unstable: bal-devnet-4 with dynamic 8037 and stability fixes
ACDT #076 March 30, 2026
- ETH/70 optional for Ball DevNet 3; not required without gas limit EIP
- EPBS DevNet 1 launches tomorrow with Alpha 4 consensus spec
- Glamsterdam DevNet 0 will not include new EIPs beyond Ball+EPBS merge
- External builder API must be tested in isolation before Ball+EPBS merge
- Next week's ACD Testing call (April 6) cancelled for Easter Monday
ACDE #233 March 26, 2026
- Frame transactions rejected as Hegotá headliner
- No EL headliner selected for Hegotá; AA prioritized as non-headliner theme
- EIP-8141 moved to CFI for Hegotá; as non-headliner
ACDT #075 March 23, 2026
- Store 3 epochs of PTC in consensus state (previous + next 2 epochs)
- Variable PTC deadline deferred; can add post-fork if needed
- Defer minor 8037 spec changes to bal-devnet-4 to stabilize devnet-3
- ePBS devnet-1 focuses on structure testing, not builder API or benchmarking
ACDC #176 March 19, 2026
- ELs may return SYNCING during reorgs to parent; CLs will handle optimistically
- Target Glamsterdam DevNet 0 mid-April before Interop
ACDT #074 March 16, 2026
- SFI decisions remain with ACD, not ACDT
- bal-devnet-3 EIPs eligible for SFI one week after stability demonstrated
- Incomplete EIPs (e.g., 7637 gas repricing) excluded from SFI until finalized
ACDE #232 March 12, 2026
- SSZ/Pure ETH rejected as Hegotá headliner
- Lucid rejected as Hegotá headliner
- Frame transactions headliner decision delayed to March 26; requires Besu, Nethermind, or Reth support to proceed
ACDT #073 March 9, 2026
- SSZ engine API will be optional via content-type headers; deferred to ACD for final approval
- EL must support building on older heads for ePBS; spec will be updated
- ACDT cadence will be evaluated weekly; cede to breakouts when no cross-cutting topics
ACDT #072 March 2, 2026
- Skip expensive Blob DevNet; test Fusaka features on Holesky/Sepolia instead
- Use dedicated CPU instances for 1-2 days on bal-devnet-2 for benchmarking
- EPBS DevNet 0: stable network without sync/malicious testing initially
- Payload attestations will be ignored in EPBS DevNet 0; not breaking clients
- State Actor tool runs parallel to BloatNet for different testing purposes
ACDT #071 February 23, 2026
- EIP-8037 included in bal-devnet-3; hardcoded at 100M gas; dynamic deferred to devnet-4
- testing_buildBlockV1 endpoint required for clients starting DevNet-4
- EPBS DevNet-0 launches March 4th with minimum 3 clients ready
- BloatNet focus: reliable automated bloating over speed; 2 months to 10x acceptable
ACDC #175 February 19, 2026
- EIP-7805 selected as Headliner; moved to SFI for Hegotá
- 2D PeerDAS partial reconstruction proposal DFI'd for Hegotá
ACDT #070 February 16, 2026
- BAL DOS protection constraint enforced outside EVM at block receipt time
- BAL DOS protection formula targets DevNet-3, not DevNet-2
- DevNet-3 launch moved from February 25 to March 4
- EIP-8159 included in bal-devnet-3; optional, clients can participate without it
- Perf-devnet-2 requires CL chain relaunch due to finalized state loss
ACDE #230 February 12, 2026
ACDT #069 February 9, 2026
- Reduce bal-devnet-2 gas limit to 70M to focus on BAL testing
- EPBS DevNet 0 will not test fork choice edge cases
- ETH/70 should be tested in isolation before adding to BAL devnets
- EIP-8037 included in bal-devnet-3
ACDT #068 February 2, 2026
- EPBS devnet-0 targets alpha-2 spec (includes blob KZG commitments in bid)
- Variable PTC deadline postponed to future release (not blocking devnet-0)
ACDE #229 January 29, 2026
ACDT #067 January 26, 2026
- EIP-7778 removes receipt field; simplifies implementation for clients
- EPBS DevNet 0 uses two-step process; standardization deferred
- CFI status means implementation required; SFI decided in ACDE/ACDC
ACDC #173 January 22, 2026
- End of February deadline for ePBS DevNet0
- DevNet0 spec frozen; no further changes before launch
- Cannot ship ePBS without partial slot proofs in all clients
ACDT #066 January 19, 2026
- EIP-7843 included in bal-devnet-2
- EIP-8024 push postfix change rejected for devnet-2
- EIP-7778 includes new receipt field for post-refund gas
- EIP-7708 uses system address; iterates on exact implementation details
- ePBS devnet-0 excludes external builders and P2P bid broadcast
- EIP-8037 moved to CFI; async iteration on dynamic pricing concerns
ACDE #228 January 15, 2026
ACDT #065 January 12, 2026
ACDC #172 January 8, 2026
- EIP-8070 moved to CFI for Glamsterdam
ACDE #227 January 5, 2026
ACDE #226 December 18, 2025
ACDT #064 December 15, 2025
- December 22 ACDT cancelled; this call is last ACDT of 2025
- Heze to replace Heka as H* upgrade name (final confirmation Thursday)
ACDC #171 December 11, 2025
ACDT #063 December 8, 2025
- New CFI EIPs will be tested together with Block-level Access Lists
- BAL DevNet-1 requires 24hr Kurtosis stability with 3+ clients
ACDE #225 December 4, 2025
- Cancel ACDC Dec 25 and ACDE Jan 1; explore replacement
- EIP-7778 moved to CFI
- EIP-7708 moved to CFI
- EIP-7843 moved to CFI
- EIP-8024 moved to CFI
- EIP-8070 moved to CFI; conditional on CL confirmation
- EIP-8011, EIP-8053, EIP-8059, EIP-8057, EIP-7791, EIP-7819, EIP-7979, EIP-8013, EIP-7619, EIP-7932, EIP-8030, EIP-6404, EIP-6466 moved to DFI
- Postponed: 7971, 8032, 7903, 7668 pending further review
ACDT #062 December 1, 2025
- ePBS trustless payments decision deferred to ACDC, not Friday breakout
- Target 75M gas with BPO3
ACDC #170 November 27, 2025
- EIP-7805 moved to DFI for Glamsterdam; CFI for Heka, SFI discussion to ACDE
- EIP-8071 moved to DFI; will CFI either 8061 or 8080 next call
- EIP-8062 moved to DFI for Glamsterdam; debate on impact, timing, UX improvements needed first
- EIP-8045 moved to CFI; pending verification of proposal lookahead safety
- 7688 (stable containers) deferred to next call; lean towards inclusion pending complexity review
ACDC #169 November 13, 2025
- EIP-8068 moved to DFI for Glamsterdam
ACDT #061 November 10, 2025
- Delay BAL devnet-0 until test failures and fuzzer issues resolved
- Cancel November 17 and 24 meetings; resume December 1st
ACDE #224 November 6, 2025
- Proceed with Fusaka mainnet rollout on current timeline
- FOCIL discussions primarily on ACDC calls (EL devs encouraged to attend)
- No final CFI/DFI decisions today - temperature checks only
ACDT #060 November 3, 2025
- Maintain December 3rd mainnet fork date; re-evaluate Thursday if releases not ready by November 5th
- Prioritize repricing EIPs for testing assessment before other Amsterdam proposals
ACDC #168 October 30, 2025
- Fusaka mainnet confirmed: releases Nov 3rd, fork Dec 3rd, BPO1 Dec 9th, BPO2 Jan 7th 2026
- Glamsterdam CL scoping decisions to be made at next ACDC (Nov 13th) after written proposals submitted
- Use CFI/SFI lockstep process for Glamsterdam - EIPs move to SFI only when ready for DevNets
- H-star upgrade named Heka
ACDT #059 October 27, 2025
- L2s should deploy on DevNets rather than wait for testnets
- 60 million gas limit is confirmed as the default for all clients
- Proposed structure change to attestations for ePBS was rejected
- All EL testing PRs and issues should now go to execution-specs repository, not execution-spec-tests
ACDE #223 October 23, 2025
ACDT #058 October 20, 2025
- Keep trustless payments mechanism as currently specified for EPBS
- Consolidate all testing communication to Steel Discord server channels
ACDC #167 October 16, 2025
- Trustless payments remain in ePBS EIP-7732; no separation into standalone EIP
- Target Fusaka mainnet releases by Nov 3rd for Dec 3rd fork (pending final confirmation)
ACDT #057 October 13, 2025
- Remove named forks (Osaka, Amsterdam) from BPO genesis schedule when CL values unchanged
ACDE #222 October 9, 2025
- BPO schedule updates decoupled from named forks; only BPO numbers in Genesis
ACDT #056 October 6, 2025
- KZG proof field will remain omitted from blob sidecar endpoint for supernodes
- Get Payload V2 recommended post-Fusaka to ensure relay compatibility
ACDC #166 October 2, 2025
- ePBS trustless payments split decision deferred; will decide in 2 weeks
- Non-headliner EIP proposals close one week after Fusaka mainnet date set
- EIP-7870 moved to Included
ACDT #055 September 29, 2025
- Mainnet shadow forks delayed until mainnet releases available
- Benchmark tests split into compute and state-intensive categories
ACDE #221 September 25, 2025
- Default 60M gas limit included in mainnet Fusaka releases
- Test EIP champion role on forkcast before formalizing in specs
ACDT #054 September 22, 2025
- Code freeze target end of today; client releases by Thursday
- Gas limit increase decision deferred to Thursday ACD after XEN test results
ACDT #053 September 15, 2025
- EIP-7825 transaction gas limit not applied to eth_call read-only operations