Casco alternatives
TL;DR: 12 companies doing similar work to Casco in B2B, ranked by how closely they match what Casco actually does — not just by category.
How this list was built: every company here is Y Combinator-backed and shares at least one category with Casco. They are scored on how closely their own description overlaps with Casco's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Casco?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Hiro | Agents that handle security work | Summer 2023 | 2 | Active |
| Fithub | — | Winter 2010 | — | Inactive |
| Insoshi | — | Winter 2008 | — | Inactive |
| PromptArmor | LLM Security and Compliance | Winter 2024 | — | Active |
| Dyneti Technologies | Reduce payment fraud | Winter 2019 | 3 | Active |
| Sphere Secure Workspace | — | Summer 2015 | 2 | Acquired |
| Variance | AI Agents for Fraud Review and Investigations | Winter 2023 | 12 | Active |
| Orgo | Computers for Agents | Fall 2026 | — | Active |
| Cloudanix | Cloud and Container Security Platform | Summer 2021 | 8 | Active |
| Unbound | Use AI tools without fear of data leakage | Summer 2024 | 7 | Active |
| Observa | Catch accidental database exposures before the bad guys | Winter 2021 | 1 | Inactive |
| Golf | Agentic AI Security and Governance | Spring 2025 | 1 | Active |
Is Casco still active?
Casco is still operating, so switching is a choice rather than a forced migration. Compare on fit and price rather than urgency.
How was this list put together?
Every company here is Y Combinator-backed and shares at least one category with Casco. They are then ranked on how closely their own description overlaps with Casco's, so the closest matches come first rather than whoever happens to share a tag.