Callosum vs Figure AI
Which Infrastructure AI tool is better in 2026?
Callosum
Brain-inspired software that runs AI workloads on any mix of chips
Figure AI
General-purpose humanoid robots
Side-by-side
Figure AI is the more established option (raised $1.7B); pricing is comparable on both sides.
| Metric | Callosum | Figure AI |
|---|---|---|
| Taglinei | Brain-inspired software that runs AI workloads on any mix of chips | General-purpose humanoid robots |
| Foundedi | 2024 | 2022🏆 |
| HQi | London, GB | San Jose, US |
| Employeesi | 1-10 | 200-500🏆 |
| Neuron scorei | 62 | 90🏆 |
| Total fundingi | $10.3M | $1.7B🏆 |
| Latest roundi | Seed · Feb 2026 | Series C · Sep 2025 |
| Valuationi | — | $39B🏆 |
| Cheapest paid plani | Pricing not disclosed | — |
| Free plani | ✓ | ✗ |
| Free triali | ✓ | ✗ |
| Top tier pricei | Pricing not disclosed | Enterprise / Custom · Contact sales |
| Pricing summaryi | Free | 1 published plans |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Callosum and Figure AI.
| Capability | Callosum | Figure AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Callosum
- Offers a free plan
- Offers a free trial
- Newer company (2024)
🔵 Strengths of Figure AI
- Has raised more capital ($1.7B vs $10.3M)
- Higher Neuron score (90 vs 62)
- More mature (2022)
- Verified profile
Which should you choose?
Choose Figure AI 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 Figure AI if you want the most established option — it has raised $1.7B, 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 Figure AI — which is better?
It depends on your priority. Callosum is the leaner option; Figure AI has broader feature depth. See the side-by-side table above.
Is Callosum cheaper than Figure AI?
No — Figure AI's cheapest paid plan is Enterprise · Contact sales, while Callosum's is Free.
Do Callosum and Figure AI offer free plans?
Callosum: Yes, has a free plan. Figure AI: Paid only.
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