Spearbit company
Overview
Spearbit, a smart contract security firm, coordinates audits through a distributed network of independent senior security researchers instead of a permanent internal audit team. In 2023, it secured a $7 million funding round led by Framework Ventures to develop Cantina, an open marketplace for Web3 security services. Following this, Spearbit functioned as a guild within Cantina, concentrating on specialised protocol reviews. The two entities formally merged in May 2025 to form a unified security organisation.
Within The Counterparty graph, Spearbit connects to 10 tracked entities, most strongly to Morpho Blue, Uniswap V4, Euler V2.
Relations
Top connections in The Counterparty knowledge graph (confidence-weighted, 10 of 10 total).
| Relation | Connected entity | Confidence |
|---|---|---|
audited_by | Morpho Blue | 95% |
audited_by | Uniswap V4 | 90% |
audited_by | Euler V2 | 90% |
audited_by | Ethena USDe | 90% |
audited_by | Pendle | 85% |
acquired | Cantina | 85% |
audited_by | Optimism Bridge | 85% |
audited_by | Connext | 80% |
audited_by | Ethena USDtb | 80% |
audited_by | Steakhouse Financial | 65% |
Sources
Facts in this record were checked against the following. Where a claim is not covered here, the record states only what the graph holds.
Questions on the record
How does Spearbit operate its security review process?
The firm coordinates a network of independent senior security researchers for smart contract reviews, as opposed to depending exclusively on salaried in-house auditors.
What is the corporate relationship between Spearbit and Cantina?
Spearbit originally developed Cantina as an open security marketplace before merging with it in May 2025.
Which investors provided capital to Spearbit?
The company secured $7 million in a funding round led by Framework Ventures, announced in 2023.