Agentic Index
Runsybil vs Xbow (2026)
Both replace point in time pentests with autonomous agents that chain real exploits, and both were founded by people with unusually credible offensive backgrounds.
RunSybil's agent tests on every deployment and owns validation specifically, proving whether findings are exploitable and delivering pre validated results with zero triage burden, founded by OpenAI's first security researcher and Meta's former offensive security lead. XBOW runs thousands of parallel agents for reproducible attack paths continuously as apps change, with SOC 2, ISO 27001, PCI DSS and NIS 2 governance and published pricing from 6,000 dollars. Validation focus against parallel scale and compliance coverage.
Choose Runsybil if
- Triage burden is the actual pain and pre validated findings are what you are buying.
- Testing on every deployment fits a team shipping continuously.
- You are replacing a bug bounty programme rather than an annual pentest.
Choose Xbow if
- Scale is the requirement and thousands of parallel agents is the mechanism.
- Your compliance posture needs the vendor to carry SOC 2, ISO 27001, PCI DSS and NIS 2.
- A published per engagement price makes the first purchase easy to approve.
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