KoBold Metals vs Silurian
Which Climate AI tool is better in 2026?
KoBold Metals
AI-powered exploration for critical minerals
Silurian
Side-by-side
KoBold Metals leads on both fronts — more capital raised ($1.2B) and a lower entry price than Silurian.
| Metric | KoBold Metals | Silurian |
|---|---|---|
| Taglinei | AI-powered exploration for critical minerals | — |
| Foundedi | 2018🏆 | 2024 |
| HQi | Berkeley, US | — |
| Employeesi | 201-500🏆 | 11-50 |
| Neuron scorei | 84🏆 | 66 |
| Total fundingi | $1.2B🏆 | $11M |
| Latest roundi | Series C Extension · Oct 2025 | Seed |
| Valuationi | $4.4B🏆 | — |
| Cheapest paid plani | Pricing not disclosed🏆 | Pricing not disclosed |
| Free plani | ✗ | ✓ |
| Free triali | ✗ | ✓ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Enterprise · Contact sales | Free |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for KoBold Metals and Silurian.
| Capability | KoBold Metals | Silurian |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of KoBold Metals
- Has raised more capital ($1.2B vs $11M)
- Higher Neuron score (84 vs 66)
- More mature (2018)
🔵 Strengths of Silurian
- Offers a free plan
- Offers a free trial
- Newer company (2024)
Which should you choose?
Choose KoBold Metals if price matters most — it starts at Enterprise · Contact sales, which is friendlier for teams watching burn. Both AI Climate tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose KoBold Metals if you want the most established option — it has raised $1.2B, 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
KoBold Metals vs Silurian — which is better?
It depends on your priority. KoBold Metals has raised more capital and is the more established option; Silurian has broader feature depth. See the side-by-side table above.
Is KoBold Metals cheaper than Silurian?
Yes — KoBold Metals's cheapest paid plan is Enterprise · Contact sales, while Silurian's is Free.
Do KoBold Metals and Silurian offer free plans?
KoBold Metals: Paid only. Silurian: Yes, has a free plan.
Explore more AI Climate tools
Contextual paths to related AI startups, deals and rankings.