Code4rena vs Sigma Prime
A detailed head-to-head comparison of Code4rena and Sigma Prime — pricing, features, and which one wins for different use cases.
Code4rena
Competitive audit platform crowdsourcing bug discovery through contests
Code4rena (C4) pioneered the competitive audit model, running time-boxed public and private audit contests where hundreds of independent 'Wardens' compete to find vulnerabilities in a codebase, with p…
Full review →Sigma Prime
Ethereum-core security firm behind the Lighthouse consensus client
Sigma Prime is a security and Ethereum-core engineering firm best known for building Lighthouse, one of the leading Ethereum consensus (beacon chain) clients — which gives it extraordinarily deep expe…
Full review →Feature Comparison
| Feature | Code4rena | Sigma Prime |
|---|---|---|
| Manual Audit | ✓ | ✓ |
| Automated Scanning | ✗ | ✓ |
| Continuous Monitoring | ✗ | ✗ |
| Upgrade Management | ✗ | ✗ |
| Multi Sig Governance | ✗ | ✗ |
| Public Reports | ✓ | ✓ |
| Emergency Response | ✗ | ✓ |
| Contract Library | ✗ | ✗ |
| Formal Verification | ✗ | ✓ |
| Bug Bounty Management | ✓ | ✗ |
Code4rena Pricing
Code4rena
Audit Contest
Custom
- ✓Competitive audit contests
- ✓Large 'Warden' researcher pool
- ✓Severity-based prize pools
- ✓Public + private contests
- ✓Prize-pool-based pricing
Sigma Prime Pricing
Sigma Prime
Audit Engagement
Custom
- ✓Manual EVM + protocol audits
- ✓Ethereum-core engineering depth
- ✓Consensus-adjacent expertise
- ✓Public reports
- ✓Quote-based engagements
Verdict: Which Should You Choose?
Code4rena is the better pick if you need pioneered the competitive audit model. Sigma Prime wins when builds lighthouse — deep ethereum-core expertise. Both are production-ready — the right choice depends on your team's workflow and budget.