Magma alternatives
TL;DR: 12 companies doing similar work to Magma in B2B, ranked by how closely they match what Magma 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 Magma. They are scored on how closely their own description overlaps with Magma's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Magma?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Inkbox | The identity and communication layer for AI agents | Summer 2026 | 3 | Active |
| Autoresearch, Inc. | Autoresearch as a service: we solve your hardest measurable problems | Summer 2026 | 3 | Active |
| Archal | API sandboxes, built for AI agents | Summer 2026 | 2 | Active |
| Amulet | High performance file system for agents | Summer 2026 | 2 | Active |
| Codag | The AI gateway for cheaper, faster, permissioned agents. | Summer 2026 | 1 | Active |
| machine0 | AWS for Agents | Summer 2026 | 1 | Active |
| ProjectX | Agent native workspace for heavy parallel workflows on the web | Spring 2026 | 8 | Active |
| Tilion | Super fast, unblockable browser infra for agents | Fall 2026 | 4 | Active |
| Maritime | The managed cloud for AI agents. | Fall 2026 | 3 | Active |
| Sponge | Financial infrastructure for the agent economy | Winter 2026 | 3 | Active |
| Boat | The best cloud VMs for billions of agents | Fall 2026 | 3 | Active |
| IncidentFox | AI SRE agent that triages, coordinates, and fixes production incidents | Winter 2026 | 2 | Active |
Is Magma still active?
Magma 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 Magma. They are then ranked on how closely their own description overlaps with Magma's, so the closest matches come first rather than whoever happens to share a tag.