Upgrade frequency (per 90 days)

Sky Lending (formerly MakerDAO)'s assessment for RD-F-137 — scored yellow on the v1.7.0 rubric. The evidence below is the curator's reasoning for this score.

Evidence summary #

Core MCD contracts: 0 proxy upgrades (immutable). USDS proxy: 0 upgrades since Sept 2024. Weekly governance spells produce ~4-5 governance actions/30d (parameter changes, new vest contract deploys, oracle additions). New Chief deployed May 2025 (major governance contract upgrade).

Sources #

Etherscan
https://etherscan.io/address/0x929d9A1435662357F54AdcF64DcEE4d6b867a6f9retrieved 2026-04-28
Governance
https://vote.makerdao.com/executiveretrieved 2026-04-28

Methodology #

Count the number of contract upgrades in the trailing 90 days via on-chain upgrade events.

See the full factor methodology and distribution across all protocols →

rubric_version v1.7.0 protocol sky-lending factor RD-F-137 score yellow collected_at 2026-04-28 00:43:18