Stilta vs Surge AI
Side-by-side comparison of features, pricing, and ratings
At a glance
| Dimension | Stilta | Surge AI |
|---|---|---|
| Pricing | contact | contact |
| Best for | Patent attorneys needing defensible prior art and infringement analyses quickly, IP litigation teams preparing for PTAB IPR proceedings | Frontier AI labs needing rigorous human feedback for RLHF training, AI safety teams conducting red teaming with domain experts |
| Standout features | Invalidity analysis across 180M+ patents from 100+ jurisdictions · Infringement analysis for single patents or entire portfolios · Freedom-to-operate analysis with feature decomposition and risk scoring | Expert human workforce (writers, doctors, lawyers, engineers) · RLHF data collection for fine-tuning LLMs · Red teaming and adversarial testing |
| Viability score | 75/100 | 93/100 |
| API | No | Yes |
Stilta is the stronger pick for patent attorneys needing defensible prior art and infringement analyses quickly; Surge AI fits better for frontier ai labs needing rigorous human feedback for rlhf training.
Built from live tool data, last verified 2026-07-06.
Who should pick which
- Patent attorney preparing PTAB IPRPick: Stilta
Stilta's agentic AI achieves 100% recall on PTAB IPR, far exceeding general LLMs, and delivers defensible results in ~17 minutes.
- AI safety researcher evaluating model reasoningPick: Surge AI
Surge's Riemann-bench and expert-graded Antidote leaderboard are designed for challenging reasoning tasks where frontier models fail.
- Corporate IP portfolio managerPick: Stilta
Stilta's portfolio mode can analyze thousands of patents at once for FTO and clearance checks.
- AI lab training a new LLM with RLHFPick: Surge AI
Surge provides a curated workforce of domain experts (e.g., doctors, lawyers) for high-quality human feedback.
- Individual inventor on a budgetPick: Surge AI
Neither fits, but Surge AI may offer pay-as-you-go for smaller tasks, while Stilta is enterprise-only.
Frequently Asked Questions
Which is better, Stilta or Surge AI?
The best choice between Stilta and Surge AI depends on your specific use case — we compare them independently on features, current pricing, integrations, and real-world signals (with an on-demand sentiment scan available for each). See the side-by-side breakdown above to match them to your needs.
What are the main differences between Stilta and Surge AI?
The key differences include pricing model, feature set, platform support, and skill level requirements. Review the full comparison on RightAIChoice for a detailed breakdown.
Is there a free version of Stilta or Surge AI?
Check the pricing section in the comparison for the latest pricing details on both tools, including free tiers, trial options, and paid plans.
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