Callosum vs Databricks
Which Infrastructure AI tool is better in 2026?
Callosum
Brain-inspired software that runs AI workloads on any mix of chips
Databricks
The data + AI company
Side-by-side
Databricks is the more established option (raised $5.6B); pricing is comparable on both sides.
| Metric | Callosum | Databricks |
|---|---|---|
| Taglinei | Brain-inspired software that runs AI workloads on any mix of chips | The data + AI company |
| Foundedi | 2024 | 2013🏆 |
| HQi | London, GB | San Francisco, US |
| Employeesi | 1-10 | 8000+🏆 |
| Neuron scorei | 62 | 95🏆 |
| Total fundingi | $10.3M | $5.6B🏆 |
| Latest roundi | Seed · Feb 2026 | Series L · Dec 2025 |
| Valuationi | — | $134B🏆 |
| Cheapest paid plani | Pricing not disclosed | — |
| Free plani | ✓ | ✗ |
| Free triali | ✓ | ✓ |
| Top tier pricei | Pricing not disclosed | Committed Use Plan · Contact sales |
| Pricing summaryi | Free | 3 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Callosum and Databricks.
| Capability | Callosum | Databricks |
|---|---|---|
| MCP support | ✗ | ✓ |
| Public API | ✗ | ✓ |
| Webhooks | ✗ | ✓ |
| OAuth 2.0 | ✗ | ✓ |
| SDK languages | — | 6 (Python, Java, R, Scala…) |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✓ |
| Verified | ✗ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Callosum
- Offers a free plan
- Newer company (2024)
🔵 Strengths of Databricks
- Has raised more capital ($5.6B vs $10.3M)
- Higher Neuron score (95 vs 62)
- More mature (2013)
- Verified profile
Which should you choose?
Choose Databricks if price matters most — it starts at Enterprise · Contact sales, which is friendlier for teams watching burn. Both AI Infrastructure tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Databricks if you want the most established option — it has raised $5.6B, suggesting more runway for enterprise features, support, and long-term roadmap. For mission-critical workflows or larger teams, that stability often outweighs a lower monthly price.
Frequently asked questions
Callosum vs Databricks — which is better?
It depends on your priority. Callosum is the leaner option; Databricks has broader feature depth. See the side-by-side table above.
Is Callosum cheaper than Databricks?
No — Databricks's cheapest paid plan is Enterprise · Contact sales, while Callosum's is Free.
Do Callosum and Databricks offer free plans?
Callosum: Yes, has a free plan. Databricks: Free trial only.
Explore more AI Infrastructure tools
Contextual paths to related AI startups, deals and rankings.