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Public trackerEvidence checked Jul 23, 2026 · Latest decision Jul 21, 2026Public incidents are risk signals, not usage-adjusted rates
Evidence-linked corpus record: this page is generated from the structured public record and has a publication-readiness score of 95/100. It passed the source, context, and standalone-summary checks used for public indexing; individual legal editorial review is not represented.
A v. B
Florence · Mar 13, 2025
ItalyEditorial impact: lowfake citationsfabricated quotesiptrial
Direct answer
What happened in this matter?
Fabricated: Case Law | La comparsa di costituzione della reclamata citava sentenze della Cassazione inesistenti sul profilo soggettivo dell'acquisto/vendita di merce contraffatta; eccepite dal reclamante e riconosciute dal Tribunale come risultati di 'allucinazioni' di ChatGPT, con diniego però della condanna ex art. 96 c.p.c. Outcome: No financial sanction; Formal Judicial Reprimand; Findings of procedural misuse.
- Why the court cared
- The record concerns whether authorities presented to the decision-maker existed and could be verified. The tracked outcome is No financial sanction; Formal Judicial Reprimand; Findings of procedural misuse; the linked source controls the precise reasoning.
- Why it matters now
- Partner liability is real: Italian court stigmatized the lead lawyer for failing to verify ChatGPT output produced by an assistant.
Why this matter is tracked
Fabricated: Case Law | La comparsa di costituzione della reclamata citava sentenze della Cassazione inesistenti sul profilo soggettivo dell'acquisto/vendita di merce contraffatta; eccepite dal reclamante e riconosciute dal Tribunale come risultati di 'allucinazioni' di ChatGPT, con diniego però della condanna ex art. 96 c.p.c. Outcome: No financial sanction; Formal Judicial Reprimand; Findings of procedural misuse.
AI Use
The respondent retailer's defense cited Italian Supreme Court judgments that did not exist, claiming support for their arguments regarding lack of subjective bad faith. During subsequent hearings, it was admitted that these fake citations were generated by ChatGPT during internal research by an assistant, and the lead lawyer had failed to independently verify them.
Hallucination Details
Cited fabricated cassation rulings allegedly supporting subjective good faith defenses. No such rulings could be found in official databases; court confirmed their nonexistence. Hallucinated decisions related to counterfeit goods sales defenses
Ruling/Sanction
The court declined to impose a financial sanction under Article 96 Italian Code of Civil Procedure .
Operational lesson
Partner liability is real: Italian court stigmatized the lead lawyer for failing to verify ChatGPT output produced by an assistant.
Record details
CourtFlorence
Jurisdictioninternational
CircuitNot recorded
DateMar 13, 2025
CH
AI toolChatGPT
Party typeLawyer
OutcomeNo financial sanction; Formal Judicial Reprimand; Findings of procedural misuse
Known amountNot recorded
Professional sanctionNo
Attribution boundary
What the record establishes about AI use
reported
ChatGPT is recorded in the source dataset; confirm the basis in the linked document.
Procedural posture
No financial sanction; Formal Judicial Reprimand; Findings of procedural misuse
Correction behavior
Correction behavior is not separately verified in the current record.
Tracked discrepancy record
2 citation, quotation, or authority issues are recorded in the source dataset.
- Fabricated: Case Law | La comparsa di costituzione della reclamata citava sentenze della Cassazione inesistenti sul profilo soggettivo dell'acquisto/vendita di merce contraffatta; eccepite dal reclamante e riconosciute dal Tribunale come risultati di 'allucinazioni' di ChatGPT, con diniego però della condanna ex art. 96 c.p.c.
- False Quotes: Case Law | Ulteriori richiami giurisprudenziali riportavano contenuti non corrispondenti alle effettive decisioni (tema diverso da quello invocato); ammesso dalla parte che li ha prodotti come esito di ricerca con ChatGPT; il Tribunale ha stigmatizzato l’omesso controllo ma ha escluso i presupposti per la condanna ex art. 96 c.p.c.
Questions this record answers
- What happened in A v. B?
- Fabricated: Case Law | La comparsa di costituzione della reclamata citava sentenze della Cassazione inesistenti sul profilo soggettivo dell'acquisto/vendita di merce contraffatta; eccepite dal reclamante e riconosciute dal Tribunale come risultati di 'allucinazioni' di ChatGPT, con diniego però della condanna ex art. 96 c.p.c. Outcome: No financial sanction; Formal Judicial Reprimand; Findings of procedural misuse.
- Why does A v. B matter for legal AI risk?
- Partner liability is real: Italian court stigmatized the lead lawyer for failing to verify ChatGPT output produced by an assistant.
- What does the public record establish about A v. B?
- The record summarizes the outcome described in the linked public source. The recorded document is hosted in the upstream publisher archive. This page is not a substitute for the complete docket, subsequent history, or jurisdiction-specific advice.
- Which source supports this A v. B summary?
- The recorded source is Damien Charlotin case archive. It is classified as publisher document archive; review the linked material and subsequent docket history before relying on this summary.
Related matters
Related by court, jurisdiction, tool, or classified failure pattern. Similarity does not imply the same facts or outcome.