Confident AI vs Scale AI
Which Evaluation AI tool is better in 2026?
Confident AI
DeepEval-powered LLM evaluation and observability
Scale AI
The AI-powered data foundation
Side-by-side
| Confident AI | Scale AI | |
|---|---|---|
| Tagline | DeepEval-powered LLM evaluation and observability | The AI-powered data foundation |
| Founded | 2024 | 2016 |
| HQ | San Francisco, US | San Francisco, US |
| Employees | 1-10 | 1000+ |
| Total funding | $2M | $14.8B |
| Latest round | Seed · Mar 2025 | Strategic · Jun 2025 |
| Valuation | — | $29B |
| Cheapest paid plan | Pricing not disclosed | — |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✗ |
| Top tier price | Pricing not disclosed | Enterprise / Custom · Contact sales |
| Pricing summary | Free | 1 published plans |
| Categories |
Capability matrix
Developer-facing capabilities and access signals for Confident AI and Scale AI.
| Capability | Confident AI | Scale AI |
|---|---|---|
| MCP support | ✗ | ✗ |
| Public API | ✓ | ✓ |
| Webhooks | ✓ | ✗ |
| OAuth 2.0 | ✓ | ✗ |
| SDK languages | 2 (python, rest) | 1 (Python) |
| Free plan | ✓ | ✗ |
| Free trial | ✓ | ✗ |
| Verified | ✗ | ✓ |
| Active deal | ✗ | ✗ |
🟢 Strengths of Confident AI
- Higher Neuron score (76 vs 56)
- Offers a free plan
- Offers a free trial
- Newer company (2024)
🔵 Strengths of Scale AI
- Has raised more capital ($14.8B vs $2M)
- More mature (2016)
- Verified profile
Which should you choose?
Choose Confident AI if price matters most — it starts at Free, which is friendlier for teams watching burn. Both AI Evaluation tools ship core features, so the cost delta often decides it for small teams and solo operators.
Choose Scale AI if you want the most established option — it has raised $14.8B, 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
Confident AI vs Scale AI — which is better?
It depends on your priority. Confident AI is the leaner option; Scale AI has broader feature depth. See the side-by-side table above.
Is Confident AI cheaper than Scale AI?
Yes — Confident AI's cheapest paid plan is Free, while Scale AI's is Enterprise · Contact sales.
Do Confident AI and Scale AI offer free plans?
Confident AI: Yes, has a free plan. Scale AI: Paid only.
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