Comparison
&AI vs Stilta
Two agentic patent litigation tools—compared on track record and workflow.
How do &AI and Stilta compare?
Both are agentic, traceable AI tools built for patent litigation. &AI is established—claim charts used in active IPR and district court, an end-to-end path from prior art search to a filing, and litigation business development. Stilta is a newer entrant (founded 2026) focused on enforcement and defense, with search and claim mapping. The choice comes down to maturity and the breadth of workflow you need.
&AI vs Stilta, side by side
| Capability | &AI | Stilta |
|---|---|---|
| Primary design focus | Patent litigation work product | Patent litigation: enforce, defend, and analyze |
| Approach | Agentic, multi-pass search with a visible, auditable trace | Agentic, with parallel specialist agents and traceable output |
| Prior art search corpus | Patents + non-patent literature + products and public-use evidence | Patents, scientific publications, and archived web (large scale) |
| Invalidity (§102 / §103 / §112) work product | Yes — analysis through to a filing | Claim mapping and invalidity analysis |
| Trial-ready claim charts | Yes — used in active IPR and district court proceedings | Claim mapping and charts; confirm court track record |
| Infringement / freedom-to-operate | Infringement detection and evidence of use | Infringement and FTO analysis |
| Litigation business development | Yes — opportunity monitoring and complaint-to-pitch | Focus on enforcement and licensing opportunities |
| Headquarters / geographic focus | US — built for US patent litigation (IPR, district court) | Stockholm-based (not US-headquartered) |
| Maturity | Established; work product used in active proceedings | Early-stage (founded 2026) |
Stilta details reflect public materials and press as of 2026 and may change. Confirm current capabilities with the vendor.
Choose &AI when
You want a proven, end-to-end litigation workflow
&AI covers the full path from a multi-pass prior art search across patents, NPL, and products through invalidity analysis and trial-ready claim charts used in active IPR and district court—plus infringement detection and litigation business development.
Consider Stilta when
You're in Europe—or evaluating newer entrants
Stilta is headquartered in Stockholm, not the US. Teams whose matters center on EPO, UPC, or national courts may want to factor in its European base when comparing options.
Stilta is also a newer agentic entrant (founded 2026) with a large search corpus and traceable output. If you are surveying newer tools, weigh its track record and court usage against your requirements.
Frequently asked questions
How are &AI and Stilta different?+
Both are agentic AI tools built for patent litigation, with traceable, source-linked output. The main differences are maturity and breadth of workflow. &AI is established, with claim charts used in active IPR and district court and an end-to-end path from prior art search to a §102/§103/§112 filing, plus litigation business development. Stilta is a newer entrant (founded 2026) focused on enforcement and defense, with search and claim mapping.
How does Stilta compare on maturity?+
Stilta is an agentic patent litigation platform founded in 2026 (launched February 2026), with a large search corpus and traceable output. As a newer company, it is earlier in its track record than &AI; evaluate maturity, court usage, and the specific workflows you need.
Where does &AI have the edge?+
&AI’s claim charts are used in active IPR and district court proceedings, it covers the full path from search through invalidity to a filing, it searches products and public-use evidence alongside patents and NPL, and it adds litigation business development—docket monitoring and complaint-to-pitch.
Which is the better option for European teams?+
Stilta is headquartered in Stockholm rather than the US, while &AI is built around US IPR and district court work product. If your matters center on the US, &AI is the stronger fit; teams focused on European venues may want to compare options, weighing Stilta’s maturity and court track record against their requirements.
Do both keep work traceable?+
Yes. Both tie findings to specific, auditable sources so attorneys can verify each citation. &AI also surfaces its search trace—the tools it called and references it kept or discarded—so you can audit, redirect, or hand off a session.
Scale your
patent expertise
&AI is a platform for patent litigators to craft trial-ready work product—fast enough for pitches, strong enough for court.