Harvey vs Ninja AI
Which Productivity AI tool is better in 2026?
Harvey
The AI platform for elite law firms.
Ninja AI
Your all-in-one AI agent for boundless productivity, automating tasks and streamlining workflows across your digital life.
Side-by-side
| Harvey | Ninja AI | |
|---|---|---|
| Tagline | The AI platform for elite law firms. | Your all-in-one AI agent for boundless productivity, automating tasks and streamlining workflows across your digital life. |
| Founded | 2022 | — |
| HQ | San Francisco, US | — |
| Employees | 201-500 | 1-10 |
| Total funding | $1.5B | Undisclosed |
| Latest round | Series F · Mar 2026 | — |
| Valuation | $11B | — |
| Cheapest paid plan | — | Pricing not disclosed |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✓ |
| Top tier price | Enterprise · Contact sales | Pricing not disclosed |
| Pricing summary | 1 published plans | Free |
| Categories |
Capability matrix
Developer-facing capabilities and access signals for Harvey and Ninja AI.
| Capability | Harvey | Ninja AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✗ | ✗ |
| Webhooks | ✗ | ✗ |
| OAuth 2.0 | ✗ | ✗ |
| SDK languages | — | — |
| Free plan | ✗ | ✓ |
| Free trial | ✗ | ✓ |
| Verified | ✗ | ✗ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Harvey
- Has raised more capital ($1.5B vs Undisclosed)
- Higher Neuron score (78 vs 15)
- Newer company (2022)
🔵 Strengths of Ninja AI
- Offers a free plan
- Offers a free trial
Which should you choose?
Choose Harvey if price matters most — it starts at Paid, which is friendlier for teams watching burn. Both AI Productivity tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Harvey if you want the most established option — it has raised $1.5B, 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
Harvey vs Ninja AI — which is better?
It depends on your priority. Harvey has raised more capital and is the more established option; Ninja AI has broader feature depth. See the side-by-side table above.
Is Harvey cheaper than Ninja AI?
Yes — Harvey's cheapest paid plan is Paid, while Ninja AI's is Free.
Do Harvey and Ninja AI offer free plans?
Harvey: Paid only. Ninja AI: Yes, has a free plan.
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