Lexiel vs ChatGPT for lawyers: key differences for Spanish law (2025)
ChatGPT is general-purpose. Lexiel is an AI specialized in Spanish law. We compare accuracy (99.3% vs 71%), BOE access, verified citations, GDPR compliance and integrated firm management.
Five key differences
1. Accuracy: Lexiel 99.3% vs ChatGPT ≈71% on official Spanish bar exam (150 questions, March 2026). Gap comes from RAG corpus of 70,000+ verified official sources vs. training cutoff.
2. Live BOE access: ChatGPT has no real-time BOE access, may cite repealed articles. Lexiel indexes BOE, CENDOJ and TC continuously.
3. Verified citations vs. hallucinations: ChatGPT generates non-existent rulings (documented incidents in multiple countries). Lexiel shows BOE ID, ECLI reference, verifiable with one click.
4. GDPR: ChatGPT on US servers (Art. 28 GDPR risk, privilege concerns). Lexiel in Madrid (EU), DPA included, no client data used for model training.
5. Integrated firm management: ChatGPT is only a chatbot. Lexiel adds case files, CRM, VeriFactu billing, client portal, from €69/month.
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