Side by side
Reth vs Simplex BFT
Reth and Simplex BFT both operate in the Protocol & Core part of the Tempo ecosystem. Reth — The Rust EVM execution client Tempo runs on.. Simplex BFT — Tempo's Byzantine fault-tolerant consensus, implemented by Commonware..
Rethmainnet
The Rust EVM execution client Tempo runs on.
- Developer
- Built by Paradigm.
- Repository
- Open-source at paradigmxyz/reth on GitHub.
- Implementation language
- Written in Rust.
- What it is
- A production-ready Ethereum execution-layer client and modular blockchain SDK/node.
Simplex BFTmainnet
Tempo's Byzantine fault-tolerant consensus, implemented by Commonware.
- Implemented by
- Commonware
- Block time
- ~600ms, VRF leader election, deterministic finality
- Liveness
- Halts if >1/3 validators unavailable (safety over liveness)
The record
How they compare
| Field | Reth | Simplex BFT |
|---|---|---|
| Type | protocol component | protocol component |
| Category | Protocol & Core | Protocol & Core |
| Status | mainnet | mainnet |
| Chains | — | Tempo |
| Website | Yes | — |
| Docs | — | — |
| GitHub | — | — |
| Confidence | 92% | 85% |
| Sources | 4 | 1 |
Keep exploring
Answers
Reth vs Simplex BFT: questions
- What is the difference between Reth and Simplex BFT on Tempo?
- Reth is The Rust EVM execution client Tempo runs on.. Simplex BFT is Tempo's Byzantine fault-tolerant consensus, implemented by Commonware.. Both sit in the Protocol & Core part of the Tempo ecosystem.
- Is Reth or Simplex BFT live on Tempo?
- Both are live on Tempo mainnet. Reth is mainnet and Simplex BFT is mainnet.
- Should I choose Reth or Simplex BFT?
- It depends on your use case — both serve the Protocol & Core role on Tempo. Compare them on type, status, chains, integrations and source-backed confidence (Reth: 92%, Simplex BFT: 85%), then read each full profile before deciding.