Pretrained computer vision classifier

Identify wine brands with one API call.

A pretrained wine brands classifier that sorts an image into one of 10 categories — what wine brand it is. Use the wine brands API immediately, no training required, then adapt it to your own data when you need more.

Pretrained · Nyckel-trained 10 labels out of the box Image input

Try the wine brands classifier

Drop in a photo and get the prediction back. No signup, no setup.

What this wine brands classifier recognizes

A sample of the 33 labels this pretrained classifier chooses between.

Barbera
Cabernet Franc
Cabernet Sauvignon
Champagne
Chardonnay
Dessert Wine
Fiano
Fortified Wine
Gewürztraminer
Grenache

Need a label that isn't here? Clone the classifier into your Nyckel console and edit the label set to fit your data.

Call the wine brands API

Get your own copy of this classifier behind your own endpoint — callable from any HTTP client:

API quick start
curl -X POST "https://www.nyckel.com/v1/functions/YOUR_FUNCTION_ID/invoke" \
  -H "Authorization: Bearer YOUR_ACCESS_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"data": "https://example.com/photo.jpg"}'

Example response

{
  "labelName": "Barbera",
  "labelId": "label_...",
  "confidence": 0.92
}

Under the hood

Model type
Nyckel-trained

Trained on a Nyckel-curated dataset covering 10 wine brands categories, served on Nyckel's own infrastructure — your image stays on Nyckel.

Input
Image

Send an image URL or file to the invoke endpoint; the response is a label with a confidence score.

Make it yours
Adaptable

Clone it, then correct predictions and add your own samples in the console — Nyckel retrains automatically, turning this into a custom model tuned to your data.

More than a demo: this page is one of thousands of pretrained functions on Nyckel, an ML classification platform. You can invoke classifiers by API, review predictions, correct labels, collect samples from production traffic, and promote any pretrained function to a private custom model — without changing your integration.

Where teams use wine brands classification

Wine Label Verification

This use case involves wineries and distributors using the false image classification function to verify the authenticity of wine labels. By comparing images of wine bottles against a known database of legitimate labels, businesses can prevent counterfeiting and ensure that customers receive genuine products.

E-commerce Quality Control

Online wine retailers can implement this function to automatically check the images uploaded by sellers. By flagging images that do not match authorized brand representations, retailers can maintain a consistent and trustworthy catalog, boosting customer confidence and reducing returns.

Marketing Analysis

Wine brands or marketers can use this functionality to analyze how their labels and branding are being displayed across social media platforms and other digital channels. By identifying unauthorized or altered images, brands can take corrective actions and protect their intellectual property.

Inventory Management

Wine distributors can integrate this image classification tool within their inventory management systems. By ensuring that all displayed products match the correct brand images, businesses can streamline their cataloging processes, improving stock accuracy and efficiency.

Regulatory Compliance

Regulatory bodies can use this function to ensure wine producers adhere to labeling laws and guidelines. By detecting false or misleading images, enforcement agencies can better regulate the market and protect consumers from deceptive practices.

Customer Feedback Collection

Restaurants and bars can implement this functionality to gather customer feedback on wine selections. By ensuring that wine labels match the actual offerings, businesses can ensure that customer reviews and ratings are based on the correct products, leading to more reliable feedback.

Fraud Detection in Wine Auctions

Online wine auction platforms can utilize this image classification feature to identify fraudulent listings. By cross-referencing images against a database of legitimate brands, auction houses can eliminate the risk of counterfeit wines being sold to collectors and enthusiasts.

Common questions

What's the difference between a zero-shot and a Nyckel-trained classifier?

A zero-shot classifier uses a large foundation model's general knowledge to pick between your labels — no task-specific training, so new or edited labels work immediately. A Nyckel-trained classifier has been trained on labeled examples and runs on Nyckel's own infrastructure, which typically makes it faster, cheaper per call, and more accurate on data that resembles its training set. The "Under the hood" section on this page shows which kind this classifier is, and any classifier can be adapted into a trained one by adding your own examples.

How do I know whether this will work for my application?

Honestly: we can't know in advance — it depends on your data stream and how closely it resembles what this classifier has seen. The reliable way to find out is to measure it on your own data: start invoking the classifier with real traffic, or upload and annotate a set of images in the console — make sure they look like your production data, not idealized examples. Nyckel's evaluation metrics then show you exactly how it performs on that data before you rely on it.

What happens when it makes a mistake?

No classifier is perfect, so Nyckel is built around the correction loop: invokes can be captured for review, you confirm or correct predictions in the console, and corrections become training data. Over time the model adapts to your data distribution — accuracy on your traffic improves with use rather than staying fixed.

Do I need training data to get started?

No. This wine brands classifier works out of the box — clone it into your console and you'll have your own API endpoint in under a minute. Training data only enters the picture when you want to adapt it: your corrected predictions and uploaded samples improve the model, and you can also edit the label set to match your needs.

What does it cost to try?

Trying the classifier on this page is free with no signup. Cloning it requires a free account, and the free tier covers your first API calls each month — see nyckel.com/pricing for current limits and paid tiers.

Ready to classify wine brands at scale?

Add this pretrained classifier to your Nyckel console — you'll get a live API endpoint in under a minute, and a path to a custom model when you need one.