Capsule Security vs Recursive Superintelligence
Which Safety AI tool is better in 2026?
Capsule Security
Recursive Superintelligence
Building AI systems that continuously improve themselves
Side-by-side
Recursive Superintelligence is the more established option (raised $650M); pricing is comparable on both sides.
| Metric | Capsule Security | Recursive Superintelligence |
|---|---|---|
| Taglinei | — | Building AI systems that continuously improve themselves |
| Foundedi | 2025 | 2025 |
| HQi | — | London, GB |
| Employeesi | 11-50 | 11-50 |
| Neuron scorei | 60 | 72🏆 |
| Total fundingi | $7M | $650M🏆 |
| Latest roundi | Seed | Seed · May 2026 |
| Valuationi | — | $4.7B🏆 |
| Cheapest paid plani | Pricing not disclosed | Pricing not disclosed |
| Free plani | ✓ | ✓ |
| Free triali | ✓ | ✓ |
| Top tier pricei | Pricing not disclosed | Pricing not disclosed |
| Pricing summaryi | Free | Free |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Capsule Security and Recursive Superintelligence.
| Capability | Capsule Security | Recursive Superintelligence |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✓ |
| Free trial | ✓ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Capsule Security
- Strong in AI Safety
🔵 Strengths of Recursive Superintelligence
- Has raised more capital ($650M vs $7M)
- Higher Neuron score (72 vs 60)
Which should you choose?
Choose Recursive Superintelligence if price matters most — it starts at Free, which is friendlier for teams watching burn. Both AI Safety tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Recursive Superintelligence if you want the most established option — it has raised $650M, 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
Capsule Security vs Recursive Superintelligence — which is better?
It depends on your priority. Capsule Security is the leaner option; Recursive Superintelligence has broader feature depth. See the side-by-side table above.
Is Capsule Security cheaper than Recursive Superintelligence?
No — Recursive Superintelligence's cheapest paid plan is Free, while Capsule Security's is Free.
Do Capsule Security and Recursive Superintelligence offer free plans?
Capsule Security: Yes, has a free plan. Recursive Superintelligence: Yes, has a free plan.
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