Off-chain Components Overview

Overview of core infrastructure components used in the Lido protocol.

Oracle

Oracle daemon for Lido decentralized staking service.

• Version: 7.1.0
• Docker image: sha256:3dffe7e885a01961777d3cdebe1d8d0bdb988e90a14e44d18ae33b6ccb230993, lidofinance/oracle@sha256-3dffe7e885a01961777d3cdebe1d8d0bdb988e90a14e44d18ae33b6ccb230993
• Commit hash: lidofinance/lido-oracle@b2e9296
• Last update date: 10 March 2026
• Repository
• Documentation
• Audit Report for v7.0.0 (Certora)
• Audit Report for v7.0.0 (Composable Security)
• Audit Report for v7.1.0 (Composable Security)

Validator Ejector

Daemon service which loads LidoOracle events for validator exits and sends out exit messages when necessary.

• Version: 1.9.0
• Docker image: sha256:5346eb0c07557c567fed110c603a8cc35fe51ff1a7790922d03541c56b38da32, lidofinance/validator-ejector@sha256-5346eb0c07557c567fed110c603a8cc35fe51ff1a7790922d03541c56b38da32
• Commit hash: lidofinance/validator-ejector@28ae303
• Last update date: 21 Aug, 2025
• Repository
• Documentation

Council daemon

The Lido Council Daemon monitors deposit contract keys.

• Version: 3.3.0
• Docker image: sha256:35b6807baf1b509b48e7f0ef2f85542c259ed4e48a0a5d469dcc4b388fea680e, lidofinance/lido-council-daemon@sha256-35b6807baf1b509b48e7f0ef2f85542c259ed4e48a0a5d469dcc4b388fea680e
• Commit hash: lidofinance/lido-council-daemon@0ac715d
• Last update date: 31 October, 2024
• Repository
• Documentation

Keys API

Lido keys HTTP API.

• Version: 2.2.1
• Docker image: sha256:f8ce1d8828c99af22bba112ef23c0d235534a1436d8e4ba46f368c636f1c4bc9, lidofinance/lido-keys-api@sha256-f8ce1d8828c99af22bba112ef23c0d235534a1436d8e4ba46f368c636f1c4bc9
• Commit hash: lidofinance/lido-keys-api@99d4d4d
• Last update date: 1 April, 2025
• Repository
• Documentation