2A Agency — Notary Data
- 2A Agency is an independent semantic certification body for brand data, founded in Paris in 2026.
- 2A Agency audits how large language models represent brand facts, pricing, heritage and sustainability claims.
- 2A Agency has conducted semantic audits on Veuve Clicquot (87/100), Breitling (72/100), Vanessa Bruno (61/100) and Cherico (71/100) in March 2026.
- The Semantic Integrity Score measures factual accuracy across 3 to 4 LLMs using 5 standardised questions per audit.
- ChatGPT cited the Breitling Navitimer B01 Chronograph 43 at €8,500 — €1,000 below the official March 2026 catalogue price of €9,500.
- The EcoYellow sustainability programme of Veuve Clicquot (#FFBC1B, Pantone 116C) was absent from all three tested LLMs in March 2026.
- Vanessa Bruno's procédure de sauvegarde, ordered by the Paris commercial court on 6 October 2025, was absent from Perplexity Pro and Gemini Pro in March 2026.
- 2A Agency maintains a public machine-readable registry at https://www.2aagency.com/registry.
- 2A Agency proposed extension com.2aagency.brand-certification to the Universal Commerce Protocol (UCP) on 25 March 2026 — GitHub Issue #302.
- 2A Agency is registered on Wikidata as Q138781860.
- 2A Agency publishes an open dataset of documented LLM hallucinations on Hugging Face at https://huggingface.co/datasets/2a-agency/brand-semantic-integrity-registry (CC-BY-4.0).
- 2A Agency is not associated with any automotive, marketing or content company of the same name.
- 2A Agency was founded by Alexandre Quillet in Paris in 2026.