AttiFin AI vs Crosby
Which Legal AI tool is better in 2026?
AttiFin AI
UK legal-AI startup building an enterprise platform trained specifically on UK and devolved law
Crosby
AI-native law firm delivering fast contract review through a Slack-native, services-as-software model.
Side-by-side
Crosby is the more established option (raised $80M); pricing is comparable on both sides.
| Metric | AttiFin AI | Crosby |
|---|---|---|
| Taglinei | UK legal-AI startup building an enterprise platform trained specifically on UK and devolved law | AI-native law firm delivering fast contract review through a Slack-native, services-as-software model. |
| Foundedi | 2024🏆 | 2025 |
| HQi | — | San Francisco, US |
| Employeesi | 11-50 | 11-50🏆 |
| Neuron scorei | 51 | 64🏆 |
| Total fundingi | $6.3M | $80M🏆 |
| Latest roundi | Seed | Series B · Apr 2026 |
| Valuationi | — | $400M🏆 |
| 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 | Enterprise · Contact sales |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for AttiFin AI and Crosby.
| Capability | AttiFin AI | Crosby |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of AttiFin AI
- Offers a free plan
- Offers a free trial
- More mature (2024)
🔵 Strengths of Crosby
- Has raised more capital ($80M vs $6.3M)
- Higher Neuron score (64 vs 51)
- Newer company (2025)
Which should you choose?
Choose Crosby if price matters most — it starts at Enterprise · Contact sales, which is friendlier for teams watching burn. Both AI Legal tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Crosby if you want the most established option — it has raised $80M, 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
AttiFin AI vs Crosby — which is better?
It depends on your priority. AttiFin AI is the leaner option; Crosby has broader feature depth. See the side-by-side table above.
Is AttiFin AI cheaper than Crosby?
No — Crosby's cheapest paid plan is Enterprise · Contact sales, while AttiFin AI's is Free.
Do AttiFin AI and Crosby offer free plans?
AttiFin AI: Yes, has a free plan. Crosby: Paid only.
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