mainnetprotocol component
Simplex BFT
Tempo's Byzantine fault-tolerant consensus, implemented by Commonware.
- Data completeness
- 70%
- Confidence
- 85%
- Sources
- 1
- Last reviewed
- 7 Jun 2025
The take
What to know
Deterministic sub-second finality with an explicit safety-over-liveness stance: it halts rather than risk a re-org.
Best for
- +Payments needing settlement certainty (no re-orgs)
Watch out
- Chain halts if >1/3 of validators are unavailable
- Initial validator set is permissioned
The record
Key facts
- Implemented by
- Commonware· 90%
- Block time
- ~600ms, VRF leader election, deterministic finality· 85%
- Liveness
- Halts if >1/3 validators unavailable (safety over liveness)· 85%
The graph