Quantstamp vs Spearbit / Cantina
A detailed head-to-head comparison of Quantstamp and Spearbit / Cantina — pricing, features, and which one wins for different use cases.
Quantstamp
Veteran audit firm with 1,000+ audits and strong ongoing communication
Quantstamp is one of the longest-running smart-contract audit firms, having secured well over a thousand projects and billions of dollars in value since the early days of DeFi. It's best suited to tea…
Full review →Spearbit / Cantina
Elite auditor collective matching top independent researchers to projects
Spearbit is a decentralized network of elite independent security researchers, and Cantina is its marketplace platform connecting projects with top-tier auditors for private engagements, competitions,…
Full review →Feature Comparison
| Feature | Quantstamp | Spearbit / Cantina |
|---|---|---|
| Manual Audit | ✓ | ✓ |
| Automated Scanning | ✓ | ✓ |
| Continuous Monitoring | ✓ | ✗ |
| Upgrade Management | ✗ | ✗ |
| Multi Sig Governance | ✗ | ✗ |
| Public Reports | ✓ | ✓ |
| Emergency Response | ✓ | ✓ |
| Contract Library | ✗ | ✗ |
| Formal Verification | ✗ | ✗ |
| Bug Bounty Management | ✗ | ✓ |
Quantstamp Pricing
Quantstamp
Audit Engagement
Custom
- ✓Manual smart-contract audits
- ✓Protocol security reviews
- ✓Ongoing communication + incident tracking
- ✓Monitoring services
- ✓Quote-based engagements
Spearbit / Cantina Pricing
Spearbit / Cantina
Audit Engagement
Custom
- ✓Bespoke elite-researcher teams
- ✓Cantina audit marketplace
- ✓Competitions + managed bug bounties
- ✓Specialist depth per codebase
- ✓Quote-based engagements
Verdict: Which Should You Choose?
Quantstamp is the better pick if you need 1,000+ audits and a long track record. Spearbit / Cantina wins when access to elite individual researchers. Both are production-ready — the right choice depends on your team's workflow and budget.