Immunefi vs Sigma Prime
A detailed head-to-head comparison of Immunefi and Sigma Prime — pricing, features, and which one wins for different use cases.
Immunefi
The largest bug bounty marketplace connecting protocols with whitehat hackers
Immunefi is the largest bug bounty platform in Web3, connecting protocols with a global community of whitehat hackers who are rewarded for responsibly disclosing vulnerabilities — often with the bigge…
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 | Immunefi | Sigma Prime |
|---|---|---|
| Manual Audit | ✗ | ✓ |
| Automated Scanning | ✗ | ✓ |
| Continuous Monitoring | ✓ | ✗ |
| Upgrade Management | ✗ | ✗ |
| Multi Sig Governance | ✗ | ✗ |
| Public Reports | ✓ | ✓ |
| Emergency Response | ✓ | ✓ |
| Contract Library | ✗ | ✗ |
| Formal Verification | ✗ | ✓ |
| Bug Bounty Management | ✓ | ✗ |
Immunefi Pricing
Immunefi
Bounty Program
Custom
- ✓Managed bug bounty programs
- ✓Largest whitehat hacker community
- ✓Severity-scaled payouts
- ✓Triage + validation handled
- ✓Project-funded bounties
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?
Immunefi is the better pick if you need largest bug bounty marketplace in web3. 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.