Comparison
PatentAssist vs XLScout Drafting LLM
By Mahish Guru, Co-founder and CEO, PatentAssist.ai
Last updated
How we compared: we read each vendor's public website and documentation on 26 October 2026 and list only what they state there. PatentAssist facts come from this site. Prices are as published on that date. Disclosure: PatentAssist makes one of the products compared.
Both build drafting on patent search, but PatentAssist covers more of the world and more of the application. It drafts to USPTO, EPO, DPMA and IP India formats and renders full patent drawings, from $29 a month with a self-serve trial. XLScout's Drafting LLM drafts in US and JP formats, makes only flowcharts and block diagrams, and quotes prices on request.
Features and pricing side by side
| Feature | PatentAssist | XLScout Drafting LLM |
|---|---|---|
| Best for | Patent attorneys, firms, in-house teams and startups drafting for the USPTO, EPO, DPMA and IP India | Teams drafting Japanese or US applications who already use XLScout's prior art tools |
| Drafting formats | US (USPTO), EP (EPO), DE (DPMA, delivered in German with German headings) and IN (IP India provisional and complete specifications, with the Form 2 first page) | US and JP formats (more announced); no EP format |
| Delivery | Web app with a dedicated drafting editor and .docx export. Interface in English, German, Spanish and French | Web app with a Word-like editor |
| Search-informed drafting | Search-informed drafting with AI agentic patent search and patentability reports in the workspace, plus free search across USPTO, EPO and IP India | Drafting connects to Novelty Checker LLM and the XLScout search suite |
| Office action responses | IP India FER responses (Beta); USPTO support in development | Described in an XLScout blog article, not on the Drafting LLM page |
| Drawings | Figure plans, reference numerals and rendered patent drawings (Beta), plus figure descriptions | Only flowcharts and block diagrams |
| EU data, GDPR and security | Every AI request runs on Azure OpenAI in the EU (Sweden Central, Italy North); the app and its files are hosted in Azure Central India. A GDPR Article 28 DPA covers every account, the full sub-processor list is public, and your content never trains a model | Choice of US or EU servers; GDPR compliant; SOC 2 Type II. No training on customer data |
| Pricing (as of 26 October 2026) | Published: Lite $29/month, Pro $90/month, every feature on both; Enterprise quoted | Pricing on request |
| Free trial | Self-serve: 7 days, 300 credits, every feature, no sales call | Free trial on request (form) and demo |
Full plan details on the PatentAssist pricing page; where data is processed is on the sub-processors page, and how it is protected on the security page.
The verdict
For anyone filing in Europe, PatentAssist is the clear choice: XLScout has no EP format yet. Add rendered drawings, public prices and a trial you can start in minutes, and PatentAssist is the better drafting tool for US and European practice.
Where PatentAssist pulls ahead
- European formats: PatentAssist drafts to four office formats from one disclosure: USPTO, EPO, DPMA (delivered in German, with German headings) and IP India. XLScout's Drafting LLM drafts in US and JP formats, with no EP format yet.
- Full drawings: PatentAssist makes figure plans, reference numerals and rendered patent drawings (Beta), with figure descriptions. XLScout makes flowcharts and block diagrams only.
- Public pricing: PatentAssist costs $29 a month (Lite, 300 credits) or $90 a month (Pro, 1,500 credits), with every feature on both plans and a 7-day free trial. XLScout's pricing and trial are on request.
- Search for everyone: both drafts are search-informed, and PatentAssist also gives you free patent search across USPTO, EPO and IP India at search.patentassist.ai.
- AI processing in the EU: PatentAssist runs every AI request on Azure OpenAI in the EU (Sweden Central and Italy North). It covers every account with a GDPR Article 28 DPA, publishes its full sub-processor list and never trains on your content.
Why teams choose PatentAssist over XLScout Drafting LLM
- You draft for the EPO or DPMA as well as the USPTO.
- You want rendered patent drawings, not only flowcharts and block diagrams.
- You want published prices and a self-serve trial.
- You want AI patent search and patentability reports in the drafting workspace.
See how PatentAssist drafts in AI patent drafting and generates figures in AI patent drawings, or check prior art first with the free patent search. Comparing more tools? Read the best AI patent drafting tools.
PatentAssist vs XLScout Drafting LLM: frequently asked questions
Is PatentAssist a good alternative to XLScout Drafting LLM?
Yes, particularly for European filings. PatentAssist drafts to USPTO, EPO, DPMA and IP India formats and renders patent drawings. A 7-day free trial with 300 credits and every feature starts at sign-up. No demo, no sales call.
Does XLScout draft European patent applications?
XLScout's Drafting LLM page says it drafts in US and JP formats, with more to come; it does not name an EP format. PatentAssist drafts to EPO format today, and to DPMA format in German.
Is XLScout Drafting LLM free to try?
XLScout offers a free trial on request through a form, and a demo; prices are on request. PatentAssist has a self-serve 7-day free trial with 300 credits.
Which one is better for prior art?
PatentAssist drafts alongside AI agentic patent search and patentability reports, and anyone can search USPTO, EPO and IP India patents free at search.patentassist.ai, with no account needed to start.