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A crystal glass of amber cognac lit in a dark room
AI-powered tasting appPrivate tastings · By invitation

A geeky blind tasting protocol for your palate.

Costa Tasting Protocol hosts private blind cognac tastings on the Costa del Sol. Five unlabelled pours, a guided scoring app in your hand, and an AI-generated personal palate profile — then we reveal what was really in the glass.

The evening

Three acts, one bottle you'll never forget.

I

Pour blind

Five unmarked glasses arrive at the table. No labels, no bottles in sight, no price tags to bias the room.

II

Score in the app

Guests open the AI-guided tasting app on their phone and rate every pour on the classic 100-point cognac framework: nose, mouth, taste, finish, overall.

III

The reveal

At the end, each guest receives an AI-generated palate profile with personalized recommendations — then we reveal what was in every glass.

The scoring

A real critic's framework, in your pocket — then read by AI.

Guests score each pour on the same 100-point structure professional cognac reviewers use — with coaching text on every screen, so a first-timer and a collector can sit at the same table.

Once the final glass is scored, an AI reads every rating and aroma tag to build a personal palate profile with tailored recommendations — turning your notes into insight.

  • Nose

    /25

    Array of smells · Intensity of smells · Balance of smells · Presence of ethanol

  • Mouth

    /20

    1st impression · Body · Texture · Alcohol level

  • Taste

    /25

    Complexity of tastes · Distinctiveness of tastes · Intensity of tastes · Balance of tastes

  • Finish

    /20

    Flavours · Length · Power / "smooth" · Balance

  • Overall Impression

    /10

    Lasting impression

Five numbered blind tasting glasses of cognac on black velvet

What's poured

Grande Champagne poise. Borderies flowers. A cask-strength lot nobody sees coming.

Every flight spans growth areas, ages and styles — from an honest VSOP to decades-old rancio. The order is chosen to mislead you, kindly.

Alexandru Harabagiu, founder of Costa Tasting Protocol, seated in front of a wall of cognac bottles

Your host

From a blind tasting in Cognac to your table.

I’m Alexandru Harabagiu, a software engineer and technology executive who used to live in Cognac, France. After working for a cognac retailer there and experiencing my first blind tasting, I became fascinated by how much a single glass can reveal about a palate.

Costa Tasting Protocol is the engineered version of that evening: a guided social experience that turns your ratings into a personal palate profile, adds AI-driven analysis and recommendations for future pours, and ends with the reveal of what was really in the glass. It is designed to be a high-quality offline moment — real people, real glasses, real conversation.

Alexandru Harabagiu · Founder of Costa Tasting Protocol

The cellar behind the table

We know the region, house by house — and we can source almost anything in it.

Cognac is made in one small corner of France, across six crus, by everyone from the grandes maisons of Cognac and Jarnac to single-estate growers who bottle a few hundred litres a year. We buy from both. If it exists in the Charente, we can put it on your table.

380+
Houses we can source
6
Crus of Cognac
1715
Oldest house we pour
50 yrs
Oldest lots on request

Terroir

The six crus of Cognac.

The growing area sits in roughly concentric rings around the town of Cognac, from the chalky heart of Grande Champagne out to the coastal Bois. Every flight we pour is built to cross them, so the room can taste the difference between soils.

  1. 01

    Grande Champagne

    The premier cru. Chalky soils give the most refined, slowest-ageing cognacs.

  2. 02

    Petite Champagne

    Floral and elegant, a step behind Grande Champagne in structure.

  3. 03

    Borderies

    The smallest cru. Round and nutty, with a signature violet note.

  4. 04

    Fins Bois

    Supple and fruity, quick to charm and to mature.

  5. 05

    Bons Bois

    Coastal influence, rustic and fast-ageing.

  6. 06

    Bois Ordinaires

    The outer ring, near the Atlantic, lighter and earthy.

By style & age

VS to Hors d'Age, explained at the table.

A cognac's grade is set by the youngest eau-de-vie in the blend, and it is the biggest clue to style, character and price. Your host walks the room through it as the glasses land.

Value & mixing

VS

Min. 2 years

The youngest grade: bright, fruity and lively. The classic choice for cocktails and easy sipping.

Hennessy VS · Rémy Martin VS

The classic sipper

VSOP

Min. 4 years

Smooth, rounded and balanced. The everyday sipping cognac and the best place to start.

Rémy Martin VSOP · Martell VSOP

A step up

Napoléon

Min. 6 years

Richer and more structured than VSOP, a bridge towards the older grades.

Courvoisier Napoléon

Prestige

XO

Min. 10 years

Deep, complex and long. The flagship of most houses, made for slow sipping.

Hennessy XO · Martell XO

Rare & collectible

XXO / Hors d'Age

14 years and beyond

The oldest blends and vintages: rare, age-worthy and collectible.

Louis XIII · Hennessy Paradis

The names you know

The great houses.

The grandes maisons that built the category — from the oldest house of all, founded in 1715, to the four names that between them account for roughly 90% of the world market.

Hennessy

Since 1765 · World's largest · Fins Bois blends

Rémy Martin

Since 1724 · Fine Champagne · Defined VSOP

Martell

Oldest house, 1715 · Borderies heart · Cordon Bleu

Courvoisier

Since 1828 · Jarnac quay · Napoléon's cognac

Camus

Since 1863 · Family-owned · Borderies champion

Hine

Since 1763 · Vintage & Early Landed · British-rooted

Otard

Since 1795 · Château de Cognac · Royal cellars

Delamain

Since 1824 · Old Grande Champagne · Small & revered

Hardy

Old blends · Collectible decanters · Négociant

Ferrand

Grande Champagne · Heritage casks · Alexandre Gabriel

Frapin

Growers since 1270 · Single estate · Grande Champagne

Bisquit & Dubouché

Since 1819 · Charente estate · Reborn

Beyond the big names

And the growers most people never taste.

This is where a blind tasting gets interesting. Estate growers, éleveurs and single-cask bottlers whose best lots out-score bottles four times the price.

Navarre

92

Grande Champagne · Tiny estate · Cult old cognac

Souvenir Impérial Hors d'Age

Impressive cognac… lots of exotic fruits.

Mauxion Selection

93

Single casks · Old cognac · Across the crus

Fins Bois 50 Years Old

Cinnamon, caramelised fruit, cocoa, spice and rancio.

Audry

93

Fine Champagne · Classical style · Long-aged

Audry Exception

An explosion of flavours: wood, candied fruit, cinnamon and honey.

Prunier

92

Grande Champagne · Founded 1700 · Fruity profiles

XO Très Vieille Grande Champagne

Tasty and very smooth… with some spectacular end notes.

Château de Montifaud

90

Petite Champagne · Family estate · Rounded

XO Silver

Absolutely superb… wonderful aroma and beautifully balanced taste.

Grosperrin

88

Éleveur négociant · Rare single casks · Saintes

18 Ans Bois Ordinaires, Oléron

A great cognac for value… one of the few from Île d'Oléron.

Vallein Tercinier

89

Petite Champagne · Brut de fût · Great value

XO Vieille Réserve

A very good cognac… top price-performance.

François Voyer

89

Grande Champagne · Pierre Vaudon · Grower

XO Gold

Rich amber honey and almond… a delightful XO.

Jean Fillioux

88

Grande Champagne · Juillac-le-Coq · Family estate

XO Grande Réserve

Precision Grande Champagne from one family's land.

Pasquet

88

Organic · Grande Champagne · Terroir-driven

Symphonie des Terroirs N°1

A very tasty blend… ginger, honeysuckle and biscuit.

Paul Giraud

87

Grande Champagne · Bouteville · Powerful & classic

Très Rare

A nice, mature Grande Champagne… lots of mature aromas.

Tesseron

86

Grande Champagne · Lot N° range · Old reserves

Lot N°76 XO Tradition

Dark, woody, spicy… candied oranges, pastry notes and vanilla.

Sourcing

Name a bottle. We'll find it, or something better.

A house, or négociant, blends eaux-de-vie bought from many growers for a consistent signature. A grower distills only its own estate fruit, so the bottle reflects one family's land. We work with both, plus the independent bottlers who buy single casks and release them untouched.

Tell us a birth year, a cru, a budget or simply a mood, and we'll build the flight around it — and get every bottle guests fall for delivered afterwards.

Ask us to source a flight
  • Vintage & single cask

    Dated lots and one-cask bottlings from Grosperrin, Raymond Ragnaud, Park and Lhéraud.

  • Organic & terroir

    Jean-Luc Pasquet, Peyrat and Léopold Gourmel — low intervention, unmistakably of their place.

  • Craft & new wave

    Bourgoin, Bache-Gabrielsen and Guy Pinard for the tables that want something unexpected.

  • Prestige decanters

    Louis XIII, Hennessy Paradis, Hardy crystal and other collectibles, sourced to order.

Formats

Choose your room.

At home

6–12 guests · 2 hours

Your table, your people. We bring the glassware, the flight and the host.

Corporate

10–40 guests · 2.5 hours

A competitive blind tasting with a leaderboard — the room votes, one palate wins.

Milestone

4–8 guests · 3 hours

A rare-lot flight for birthdays, signings and anniversaries. Vintage bottlings on request.

Where we pour

Anywhere from Benalmádena to Sotogrande.

We travel the full stretch of the western Costa del Sol — villas, penthouses, yachts, private dining rooms and members' clubs. Tastings have already been held in La Zagaleta, La Reserva, Sierra Blanca, Finca Cortesín, Marbella, Puerto Banús, San Pedro de Alcántara, Estepona and Sotogrande.

MEDITERRANEANBenalmádenaFuengirolaSierra BlancaLa ReservaMarbellaPrivate villas & penthousesPuerto BanúsLa ZagaletaSan Pedro de AlcántaraFinca CortesínEsteponaSotogrande
Tastings held hereWithin our travel range
There is no chance Alex is an IT guy — he's way too nice and far too much fun to have spent his life behind a screen.
Private villa tasting · Marbella
Genuinely one of the most memorable evenings we've had on the coast. Nobody wanted the night to end.
Yacht tasting · Puerto Banús
I had no idea I had this taste. Turns out I've been ordering the wrong thing for fifteen years.
Estate dinner · La Zagaleta
Amazing drinks, start to finish. Every pour was better than the one before it.
Resort event · Finca Cortesín
We couldn't believe the complexity of the taste, and the food pairings provided were on another level entirely.
Restaurant partner · Estepona
Coming from the United States, this was a next-level European experience — nothing back home comes close to this.
Private guest · Sotogrande
Elegant, precise and still completely relaxed. Our guests are still talking about it.
Private residence · Sierra Blanca
Guests holding cognac glasses at a candlelit table

“Everyone was certain they'd picked the most expensive glass. Nobody had.”

Corporate tasting · Antwerp

In their words

What the room said.

Guests and venue partners stay anonymous — discretion is part of the service.

I have tasted cognac for twenty years and still ranked the youngest glass first. Humbling, and the best conversation we've had at that table.
Private client · Marbella
Our guests stayed two hours past the reservation. The scoring on the phone turned a dinner into a competition.
Restaurant partner · Estepona
Held on the boat in Banús for eight people. Discreet, precise, no showmanship — exactly what the group wanted.
Private client · Puerto Banús
The palate profile at the end was uncannily accurate. I bought the bottle I'd scored highest and have re-ordered twice.
Private client · Sotogrande
We ran it for a leadership offsite. Nobody looked at a laptop all evening — rare these days.
Corporate host · San Pedro de Alcántara
As a venue we've hosted plenty of tastings. This one had structure, and the guests left knowing something.
Restaurant partner · Marbella

Privacy & discretion

Every tasting is held in strict confidence.

We specialize in discreet, private tasting experiences for individuals, executive teams, and invitation-only events. Confidentiality, professionalism, and exceptional hospitality are at the core of every event.

Client privacy is respected at all times. We are happy to sign mutual confidentiality agreements for private individuals, executives, and public figures.

Private events onlyNDAs available on requestExecutive hospitality

Booking

Request a private tasting.

Tell us the date and the room. Sending the request opens WhatsApp with everything pre-filled — no email needed.

Prefer to write directly? WhatsApp +34 653 568 651