Kalpa Labs alternatives
TL;DR: 12 companies doing similar work to Kalpa Labs in B2B, ranked by how closely they match what Kalpa Labs 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 Kalpa Labs. They are scored on how closely their own description overlaps with Kalpa Labs's, and all facts shown come from the YC company records — nothing is estimated.
What are the best alternatives to Kalpa Labs?
| Alternative | What it does | Batch | Team | Status |
|---|---|---|---|---|
| Fithub | — | Winter 2010 | — | Inactive |
| Insoshi | — | Winter 2008 | — | Inactive |
| Talking Computers | Real-time interaction models for voice agents | Winter 2026 | 2 | Active |
| Presto | Digital meets physical for big chain restaurants | Summer 2010 | 200 | Public |
| Optilly/Installmonetizer | Fb ad optimization platform | Winter 2012 | 11 | Inactive |
| Brushes | iPad drawing software. | Summer 2010 | — | Inactive |
| Quotient Labs | Use Claude Code at 47% less cost in one line of installation. | Winter 2026 | 2 | Active |
| Arcten | Lab working on long-horizon autonomous research and coding agents | Fall 2025 | 2 | Active |
| Tumult | Tumult is building the next generation of apps for web design. Our… | Winter 2011 | 1 | Active |
| Upverter | The future of hardware design. A marketplace for hardware engineering… | Winter 2011 | 11 | Acquired |
| Marft | Marft creates embeddable machine learning models for application… | Winter 2012 | 3 | Inactive |
| GiveSpark | Givespark was a celebrity charity fundraising platform | Winter 2012 | 1 | Inactive |
Is Kalpa Labs still active?
Kalpa Labs 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 Kalpa Labs. They are then ranked on how closely their own description overlaps with Kalpa Labs's, so the closest matches come first rather than whoever happens to share a tag.