Definely vs Ironclad
Which Legal AI tool is better in 2026?
Definely
AI-powered contract drafting and review built into the lawyer's workflow.
Ironclad
AI-powered contract management
Side-by-side
Ironclad is the more established option (raised $150.5M); pricing is comparable on both sides.
| Metric | Definely | Ironclad |
|---|---|---|
| Taglinei | AI-powered contract drafting and review built into the lawyer's workflow. | AI-powered contract management |
| Foundedi | 2020 | 2015🏆 |
| HQi | London, GB | San Francisco, US |
| Employeesi | 51-200🏆 | 501-1000 |
| Neuron scorei | 53 | 61🏆 |
| Total fundingi | $40M | $150.5M🏆 |
| Latest roundi | Series B | Series E · Jan 2022 |
| Valuationi | — | — |
| 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 | Pricing not listed |
| Categoriesi |
Capability matrix
Developer-facing capabilities and access signals for Definely and Ironclad.
| Capability | Definely | Ironclad |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Definely
- Offers a free plan
- Offers a free trial
- Newer company (2020)
🔵 Strengths of Ironclad
- Has raised more capital ($150.5M vs $40M)
- Higher Neuron score (61 vs 53)
- More mature (2015)
Which should you choose?
Choose Ironclad if price matters most — it starts at Pricing not listed, 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 Ironclad if you want the most established option — it has raised $150.5M, 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
Definely vs Ironclad — which is better?
It depends on your priority. Definely is the leaner option; Ironclad has broader feature depth. See the side-by-side table above.
Is Definely cheaper than Ironclad?
No — Ironclad's cheapest paid plan is Pricing not listed, while Definely's is Free.
Do Definely and Ironclad offer free plans?
Definely: Yes, has a free plan. Ironclad: Paid only.
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