Beam alternatives
TL;DR: 12 companies doing similar work to Beam in B2B, ranked by how closely they match what Beam 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 Beam. They are scored on how closely their own description overlaps with Beam's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Beam?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Limrun | Extend cloud sandboxes with iOS, Android and more | Spring 2026 | 1 | Active |
| ProjectX | Agent native workspace for heavy parallel workflows on the web | Spring 2026 | 8 | Active |
| OneTriangle | The cheapest, fastest inference cloud | Summer 2026 | 4 | Active |
| SingleStore | The cloud-native, operational database built for speed and scale. | Winter 2011 | 150 | Active |
| Maritime | The managed cloud for AI agents. | Fall 2026 | 3 | Active |
| Ardent | Database sandboxes for Agents | Spring 2026 | 3 | Active |
| Boat | The best cloud VMs for billions of agents | Fall 2026 | 3 | Active |
| Dialogus | The AI-native contact center | Summer 2026 | 3 | Active |
| Archal | API sandboxes, built for AI agents | Summer 2026 | 2 | Active |
| Orchestra | Self-optimizing neocloud that cuts LLM costs by 100x | Summer 2026 | 2 | Active |
| Captain | Self-tuning file search for AI agents | Winter 2026 | 2 | Active |
| Zibra Labs | Distributed runtime for AI workloads at scale | Spring 2026 | 2 | Active |
Is Beam still active?
Beam 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 Beam. They are then ranked on how closely their own description overlaps with Beam's, so the closest matches come first rather than whoever happens to share a tag.