Tolmo alternatives
TL;DR: 12 companies doing similar work to Tolmo in B2B, ranked by how closely they match what Tolmo 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 Tolmo. They are scored on how closely their own description overlaps with Tolmo's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Tolmo?
| 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 |
| Dyneti Technologies | Reduce payment fraud | Winter 2019 | 3 | Active |
| PromptArmor | LLM Security and Compliance | Winter 2024 | — | Active |
| Palisade | AI that finds and fixes OS-level vulnerabilities across device fleets | Summer 2026 | 1 | Active |
| Unbound | Use AI tools without fear of data leakage | Summer 2024 | 7 | Active |
| Chartio | Chartio is changing how companies work by building the best… | Summer 2010 | 40 | Acquired |
| Templarbit | Protecting applications from malicious activity | Summer 2017 | 11 | Acquired |
| Autostep | The P&L for knowledge work | Spring 2026 | 1 | Active |
| Clawvisor | The Authorization Layer for AI Agents | Spring 2026 | 1 | Active |
| idemeum | AI-powered Application Control | Summer 2021 | 10 | Active |
Is Tolmo still active?
Tolmo 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 Tolmo. They are then ranked on how closely their own description overlaps with Tolmo's, so the closest matches come first rather than whoever happens to share a tag.