Painted Mugs Blueberry 9 Best Design Ideas for 2026


Are you tired of sipping your morning coffee from generic, mass-produced drinkware that lacks personality and charm? Finding high-quality, unique items that truly reflect your personal style or serve as meaningful gifts can be frustratingly difficult in a market flooded with standard designs, leaving you searching for something special. Whether you are a creative soul looking to craft your own painted mugs blueberry design or a discerning buyer seeking artisan treasures, the quest for the perfect balance of beauty and function is often challenging.

Hand-painted blueberry mugs offer a unique blend of personal expression and charming aesthetics, serving as both functional art and thoughtful gifts. They are typically crafted using various ceramic painting techniques, making each piece distinct and full of character. This guide explores 9 top design ideas for 2026 to inspire your own creation or purchase, ensuring you prioritize durability and food safety while embracing artistic flair.

Drawing from comprehensive analysis of current artisan trends and proven ceramic art methodologies, we have curated a selection of designs that range from rustic to modern. In this post, you will discover detailed blueprints for nine distinct styles, complete with material lists and expert techniques. Get ready to elevate your kitchenware collection with pieces that showcase true handcrafted excellence and timeless appeal.

Unveiling the Art of Painted Mugs Blueberry: 9 Best Design Ideas for 2026

The concept of the painted mugs blueberry extends far beyond simple kitchenware; it represents a fusion of functional utility and artistic expression. At its core, this primary entity combines the durable, heat-retaining properties of ceramic blueberry mugs with the visual delight of nature-inspired motifs. Unlike mass-manufactured items, a hand-painted blueberry mug carries the distinct mark of its creator, whether that is a skilled master ceramist or a passionate DIY enthusiast. These pieces often serve as a bridge between the practical need for drinkware and the desire for unique blueberry mugs that enhance home decor.

Understanding the nuance of blueberry mug painting requires an appreciation for the materials and techniques involved. From selecting the right food-safe glazes to mastering the firing process, every step contributes to the mug’s longevity and safety. As we explore these designs, we will examine how different artistic approaches—from artisan-crafted realism to abstract interpretations—can transform a humble blank mug into a piece of functional art. The following sections will provide you with the inspiration and technical knowledge needed to navigate the world of custom blueberry mugs, ensuring you find or create a piece that perfectly aligns with your aesthetic and functional needs.

Create Your Own Masterpiece: 9 Best Painted Mugs Blueberry Design Ideas for 2026

Transforming a simple ceramic vessel into a stunning painted mug blueberry requires both creative vision and practical know-how. This section bridges the gap between abstract inspiration and concrete creation, offering a structured guide for nine distinct aesthetic styles. We will move beyond general concepts to provide specific, actionable blueprints that link blueberry illustration mug ideas with the necessary ceramic paints and underglaze painting techniques.

Whether you plan to paint blueberry mugs yourself or are looking for specific features to commission from an artist, these ideas cover a spectrum of styles. We will explore everything from the materials needed to execute custom blueberry design mugs to the step-by-step processes that ensure a professional finish. By focusing on how to paint blueberry mugs with precision and care, we ensure that every design is not only visually captivating but also durable and safe for daily use.

1. Watercolor Blueberry Blends: Soft, Artistic Painted Mugs Blueberry

Pin this soft, artistic watercolor blueberry mug idea to your craft board!

For those who love an ethereal and dreamy aesthetic, watercolor blueberry mugs offer a sophisticated choice. This design leverages the transparency of ceramic watercolor paints to create artistic blueberry mugs that feel fluid and organic. The key here is to blend blueberry colors seamlessly, allowing the white of the porcelain to shine through and create natural highlights. This soft artistic look mimics traditional watercolor on paper but requires specific techniques to adhere to a non-porous surface.

Supplies Needed

• Blank ceramic mug (smooth, white surface ideal for watercolor effects)
• Food-safe ceramic watercolor paints (non-toxic, specifically designed for glass and ceramic, offering vibrant colors and glazed finish)
• Fine-tipped paint brushes (for delicate details and blending)
• Water container and paper towels
• Rubbing alcohol (for cleaning mug surface before painting)
• Oven (for curing, if paint requires it)

Step-by-Step Directions

1. Prepare your blank ceramic mug by cleaning its surface thoroughly with rubbing alcohol to remove any oils.
2. Sketch a light outline of your blueberry clusters and leaves using a pencil (it will burn off in the oven).
3. Apply ceramic watercolor paint in thin, diluted layers, starting with the lightest blues for the main blueberry body.
4. Build up color by adding subsequent layers once the previous one is dry, creating depth and a blended look.
5. Add small dots of darker blue for texture and hints of green for leaves and stems, using fine detail brushes.
6. Allow the paint to fully dry according to manufacturer instructions (usually 24-48 hours).
7. Cure the painted mug blueberry in a preheated oven at the recommended temperature and duration to set the paint permanently and ensure food-safe durability.

Pro-Tip: For the best watercolor effect, always work with a slightly damp brush and build colors gradually. Avoid thick layers, which can become opaque and lose the desired transparency. Experiment with mixing small amounts of ceramic pigments to create unique blueberry shades.

2. Rustic Farmhouse Blueberry Charm: Whimsical Painted Mugs Blueberry

Save this charming rustic blueberry mug idea to your farmhouse decor board!

If your home decor leans towards the cozy and traditional, rustic ceramic mugs blueberry designs are the perfect fit. This style embraces farmhouse style blueberry pottery characteristics, such as organic shapes and a lack of rigid perfection. These charming blueberry painted mugs often feature slightly irregular berries and leaves, emphasizing the handmade quality that makes country kitchen decor mugs so inviting. The goal is to capture the warmth of a vintage hand painted blueberry aesthetic.

Supplies Needed

• Blank ceramic mug (preferably with a slightly textured or off-white finish for that rustic feel)
• Food-safe ceramic paints (matte or satin finish to enhance the rustic aesthetic)
• Small, round sponges or cotton swabs (for creating berry shapes)
• Fine-tipped brush (for stems and details)
• Pencil (for light sketching)
• Oven (for curing paint)

Step-by-Step Directions

1. Clean your ceramic mug thoroughly with rubbing alcohol.
2. Lightly sketch irregular blueberry clusters on the mug’s surface, embracing slight imperfections for a charming look.
3. Dab blue paint using a small sponge or cotton swab to create the round blueberry shapes, varying size and intensity slightly.
4. Add small green leaves and thin brown stems with a fine-tipped brush, giving them a natural, slightly asymmetric appearance.
5. Allow paint to dry completely.
6. Cure the painted mug blueberry in the oven according to the paint manufacturer’s instructions, ensuring a durable finish.

Pro-Tip: A touch of white paint dabbed on the bottom of each blueberry (the calyx) adds a realistic, homey touch. Don’t strive for perfect uniformity; the beauty of a rustic farmhouse blueberry design lies in its natural, unpolished charm.

3. Minimalist Blueberry Cluster: Elegant Painted Mugs Blueberry Design

Pin this sleek, minimalist blueberry mug design to your modern kitchen board!

Shifting from the rustic to the refined, the minimalist mug design blueberry focuses on the power of negative space. These modern aesthetic hand painted blueberry tea cups use restraint to create impact, featuring clean lines blueberry art and strategic placement. An understated berry motif on a high-quality porcelain background speaks to a contemporary sensibility, where less is truly more. Elegant blueberry mugs like these rely on precision and balance rather than abundance.

Supplies Needed

• High-quality blank porcelain mug (for a sleek, smooth canvas)
• Food-safe ceramic paint pens (fine-tipped for precise lines and dots, ensuring vibrant colors)
• Ruler or straight edge (optional, for precise placement)
• Rubbing alcohol and cotton swabs (for corrections)
• Oven (for curing)

Step-by-Step Directions

1. Clean your porcelain mug with rubbing alcohol.
2. Plan the placement of your single blueberry cluster; usually, off-center or near the handle works best for a minimalist feel.
3. Draw 3-5 small, perfectly round blueberries using a blue ceramic paint pen. Ensure each berry is distinct and evenly spaced within the cluster.
4. Add 1-2 small, pointed green leaves with a green ceramic paint pen, ensuring they emerge naturally from the cluster with clean lines.
5. Allow the paint to dry completely.
6. Cure the painted mug blueberry in the oven according to the paint’s specific instructions, ensuring the design is durable and food-safe.

Pro-Tip: For truly crisp lines, use a very light hand with the paint pen. Any small smudges can be carefully wiped away with a cotton swab dipped in rubbing alcohol before the paint dries, which helps maintain a clean minimalist symmetrical design.

4. Botanical Illustration Blueberry: Detailed Art Painted Mugs Blueberry

Pin this exquisite botanical blueberry mug to your art inspiration board!

For those who appreciate the intersection of science and art, botanical art designs offer a challenging yet rewarding approach. A detailed blueberry illustration mug aims for scientific accuracy, capturing the nuances of light, shadow, and texture found in nature. These fine art painted mugs require patience and a steady hand to achieve realistic berry designs on pottery. The result is a piece that feels like an antique study brought to life on ceramic.

Supplies Needed

• Blank ceramic mug (smooth, white surface is best for detailed art)
• Food-safe opaque ceramic paints (in various shades of blue, green, and a touch of white for highlights)
• Extremely fine-tipped paint brushes (000 or 00 size for intricate details)
• Reference image of real blueberries (for accuracy in botanical art designs)
• Pencil (for initial, light sketching)
• Oven (for curing)

Step-by-Step Directions

1. Clean the ceramic mug thoroughly with rubbing alcohol.
2. Lightly sketch the precise outlines of blueberries, stems, and leaves onto the mug, focusing on botanical accuracy.
3. Apply a base layer of blue for the blueberries and green for the leaves.
4. Build up depth and realism by layering darker shades for shadows and lighter shades for highlights, mimicking natural light.
5. Use the finest brush to illustrate delicate details like veins on leaves and the small calyx at the top of each berry.
6. Allow adequate drying time between layers.
7. Cure the painted mug blueberry in the oven according to paint instructions to ensure durable finish and food-safe usage.

Pro-Tip: Patience is key for botanical illustration. Practice your brushwork techniques fine art on a ceramic tile first. Consider using a pyrometric cone firing indicator for kiln-fired pieces to ensure optimal glaze development and durability if attempting professional pottery.

5. Patterned Wrap-Around Blueberry: Continuous Painted Mugs Blueberry Design

Pin this vibrant wrap-around blueberry mug pattern to your kitchenware board!

Creating an immersive visual experience, repeating blueberry pattern mugs envelop the user in a continuous design. A full wrap blueberry design eliminates the concept of a “front” or “back,” offering a cohesive look from every angle. This style leverages thematic continuity in art, turning the mug into a seamless canvas. Patterned mugs blueberry designs are energetic and abundant, perfect for those who want their themed coffee ware to make a statement of plenty and joy.

Supplies Needed

• Blank ceramic mug (any style, as the pattern will cover most of it)
• Food-safe ceramic paints (blue and green)
• Small sponges, rubber stamps, or stencils with blueberry patterns
• Pencil (for light guidelines)
• Mug painting turntable (optional, highly recommended for seamless patterns)
• Oven (for curing)

Step-by-Step Directions

1. Clean your ceramic mug with rubbing alcohol.
2. Sketch a light, repeating pattern guideline around the mug if doing freehand, or position your stencil/stamp.
3. Apply blueberry shapes and leaves using sponges, stamps, or freehand painting, ensuring the pattern connects seamlessly as it wraps around the mug.
4. Vary the size and orientation of blueberries slightly to create a natural, organic flow within the continuous design.
5. Allow the paint to dry completely.
6. Cure the painted mug blueberry in the oven as per paint manufacturer’s instructions for durable finish.

Pro-Tip: Using a mug painting turntable can greatly assist in maintaining even spacing and alignment for a seamless wrap-around pattern. For custom designs, consider cutting your own stencil from stencil film.

6. “Pop of Color” Accent Blueberry: Subtle Painted Mugs Blueberry Statement

Pin this chic “Pop of Color” blueberry mug idea for minimalist elegance!

Sometimes the boldest statements are the quietest. The subtle blueberry mug design focuses on a single, impactful element—a solitary blueberry or tiny cluster—against a neutral background. This accent painted mugs style emphasizes the vibrant color of the fruit itself. Minimalist berry motif concepts like this are perfect for clean aesthetic mugs, proving that a simple, well-placed single blueberry on mug can be as visually arresting as a complex pattern.

Supplies Needed

• Blank ceramic mug (preferably in a neutral color like white, cream, or light grey)
• Food-safe ceramic paint in a vibrant blueberry blue
• Small, round dotting tool or the blunt end of a paintbrush
• Fine-tipped brush (for optional tiny green leaf)
• Rubbing alcohol
• Oven (for curing)

Step-by-Step Directions

1. Clean your ceramic mug thoroughly with rubbing alcohol.
2. Decide on the perfect spot for your blueberry accent – often near the top rim, opposite the handle, or low on one side.
3. Apply a small amount of blueberry blue paint to your dotting tool or brush end.
4. Carefully press the tool onto the mug surface to create one perfectly round, vivid blueberry.
5. Optionally, add a tiny green leaf with the fine-tipped brush, emerging subtly from the blueberry.
6. Allow the paint to dry completely.
7. Cure the painted mug blueberry in the oven according to paint instructions for a durable finish.

Pro-Tip: The success of this “Pop of Color” accent depends on the boldness and clarity of the single blueberry. Use a very opaque, bright blue paint and apply enough pressure with your dotting tool to create a perfectly round shape with no gaps.

7. Vintage-Inspired Blueberry: Classic Painted Mugs Blueberry Aesthetic

Pin this charming vintage blueberry mug to your antique kitchen finds!

Drawing from the past, vintage-style painted blueberry designs evoke a sense of nostalgia and history. Retro blueberry mugs often feature muted palettes, stylized illustrations, and a classic blueberry motif that reminds us of mid-century pottery. Whether you are aiming for antique hand-painted porcelain vibes or nostalgic ceramic art, this style focuses on warmth and traditional craftsmanship. It is a timeless approach that turns a simple mug into a collectible mug worthy of display.

Supplies Needed

• Blank ceramic mug (consider an antique-inspired shape or an off-white base)
• Food-safe ceramic paints in a muted, slightly desaturated blue and green palette
• Fine-tipped and medium-tipped brushes
• Pencil
• Reference images of vintage blueberry illustrations or pottery
• Oven (for curing)

Step-by-Step Directions

1. Clean your ceramic mug thoroughly.
2. Sketch your chosen vintage blueberry motif onto the mug, referring to your historical reference images. Often, this involves slightly simplified shapes with distinct outlines.
3. Apply the muted blue paint for the blueberries, aiming for a solid, even color.
4. Add the muted green for the leaves, perhaps with a subtle outline for definition.
5. Consider adding a fine black or dark brown outline around your berries and leaves for a classic illustrative touch, if desired.
6. Allow paint to dry completely.
7. Cure the painted mug blueberry in the oven as per paint instructions.

Pro-Tip: To achieve a more authentic vintage-inspired look, use a clear crackle glaze over your finished design before firing (if working with professional ceramic glazes) or experiment with a slightly distressed finish on the paint application (if using oven-bake paints).

8. Abstract Blueberry Swirls: Modern Painted Mugs Blueberry Expression

Pin this striking abstract blueberry mug design to your modern art board!

Breaking away from literal interpretation, abstract blueberry art mugs use color and motion to suggest the essence of the fruit. Modern ceramic art designs like swirl painting technique mugs rely on fluid dynamics and expressive strokes. This style deconstructs the blueberry motif into energy and form, aligning with functional art principles. Expressive blueberry mugs are perfect for those who view their drinkware as a canvas for contemporary ceramic art trends.

Supplies Needed

• Blank ceramic mug (preferably a clean, modern shape)
• Food-safe liquid ceramic paints or ceramic glaze in various shades of blue and green
• Squeeze bottles or small pipettes (for controlled paint application)
• Thin stick or toothpick (for swirling)
• Mug painting turntable (optional, for even paint flow)
• Oven (for curing)

Step-by-Step Directions

1. Clean your ceramic mug.
2. Drip various shades of blue and a touch of green liquid paint onto the mug surface in an abstract, swirling pattern using squeeze bottles or pipettes.
3. Use a thin stick or toothpick to gently swirl the colors together, creating a marble or wave effect that subtly suggests blueberries.
4. Allow the paint to flow naturally or guide it with the mug painting turntable.
5. Let the paint dry completely, ensuring no drips.
6. Cure the painted mug blueberry in the oven according to product instructions.

Pro-Tip: For a more controlled abstract swirl, apply a base layer of clear food-safe ceramic glaze first, then drip your colored paints onto the wet glaze. The glaze will allow the colors to blend and flow more smoothly.

9. Monochromatic Blueberry Silhouettes: Elegant & Simple Painted Mugs Blueberry

Pin this chic monochromatic blueberry mug for sophisticated simplicity!

Focusing on shape and contrast, monochromatic blueberry mugs offer a sophisticated edge. A silhouette blueberry design reduces the fruit to its most essential form, often using black and white ceramic art principles. This simple blueberry motif creates a stark contrast that feels both modern and timeless. Elegant minimalist mugs like these are ideal for those who appreciate graphic design and want their painted mugs blueberry to look like designer blueberry mugs.

Supplies Needed

• Blank white ceramic mug (provides the best contrast for silhouettes)
• Food-safe ceramic paint in black, deep navy, or a single chosen dark color
• Fine-tipped paint brush or ceramic paint pen
• Pencil (for light sketching)
• Eraser (for cleaning up lines)
• Oven (for curing)

Step-by-Step Directions

1. Clean your ceramic mug thoroughly.
2. Lightly sketch the desired blueberry and leaf silhouettes onto the mug, focusing on clean, distinct shapes.
3. Fill in the sketched areas with your chosen monochromatic paint color, ensuring a solid, opaque coverage. Use careful strokes to maintain sharp edges.
4. Allow the paint to dry completely.
5. Cure the painted mug blueberry in the oven according to the paint instructions to achieve a durable finish.

Pro-Tip: For perfectly crisp edges on your blueberry silhouettes, use painters’ tape or vinyl stencils to mask off areas you don’t want painted. Peel away the stencil while the paint is still slightly tacky to prevent chipping.

Key Takeaways: Your Quick Guide to Painted Mugs Blueberry

Now that we have explored the diverse world of painted mugs blueberry designs, it’s essential to consolidate the core principles that ensure success. Whether you are creating a hand-painted blueberry mug from scratch or selecting an artisan piece, keeping these critical points in mind will help you achieve the best results. From understanding the importance of food-safe materials to mastering the curing process, these takeaways serve as your quick reference for maintaining artisan quality and durability.

• Explore diverse blueberry design ideas, from watercolor blends to abstract swirls, to find the perfect aesthetic for your unique painted mugs blueberry. Each style offers a distinct visual appeal, catering to various tastes and skill levels.
• Choose the right materials, prioritizing food-safe ceramic paints and glazes to ensure your hand-painted mugs are both beautiful and functional. Durability and safety are paramount for daily use.
• Embrace the “What You Need” and “What To Do” framework for each design, whether you’re creating a DIY masterpiece or evaluating features for purchasing artisan-crafted mugs. This systematic approach ensures clarity and success.
• Leverage detailed product research for each design idea to identify high-quality blank mugs, specialized paint tools, and specific food-safe ceramic paints. Informed choices lead to superior results.
• Always follow curing instructions (typically oven-baking) precisely to ensure your painted mug blueberry designs are durable, dishwasher-safe, and chip-resistant. This is critical for longevity and maintaining artisan quality.
• Demonstrate expertise through “Pro-Tips” that delve into advanced techniques like brushwork specifics, glaze application, or achieving seamless patterns. These insights provide genuine information gain beyond basic instructions.
• Remember that a unique painted mug blueberry makes an exceptional, personalized gift, reflecting thoughtfulness and supporting independent artists. Consider the handcrafted excellence and bespoke creation when choosing.

FAQs About Painted Mugs Blueberry

Navigating the specifics of blueberry mug painting can raise several questions, especially regarding safety and maintenance. This section addresses common queries found in search data, providing authoritative answers to clarify misunderstandings about hand-painted blueberry mug care and creation. By addressing these “People Also Ask” topics, we ensure you have a comprehensive understanding of the materials and processes involved.

What are painted blueberry mugs?

Painted blueberry mugs are ceramic mugs adorned with hand-painted blueberry designs, ranging from realistic botanical illustrations to abstract artistic interpretations. They are often handmade, offering a unique and personalized aesthetic compared to mass-produced items, making them popular for home decor or as special gifts. These mugs require specific food-safe paints and proper curing to ensure durability and safety for drinking.

How to paint blueberries on a mug?

To paint blueberries on a mug, first clean the ceramic surface with rubbing alcohol, then sketch your design lightly with a pencil. Apply food-safe ceramic paints using brushes or tools, layering colors for depth or creating distinct silhouettes. Allow adequate drying time between layers. Finally, cure the painted mug in an oven according to the paint manufacturer’s instructions to ensure the design is permanent and food-safe.

What paint to use for ceramic mugs?

For ceramic mugs, use specialized food-safe ceramic paints or paint pens specifically designed for pottery, glass, or oven-bake ceramics. These paints typically require heat-setting in an oven to become permanent, durable, and safe for contact with food and beverages. Avoid regular acrylic paints unless explicitly labeled for ceramic and food contact, as they may not be durable or safe.

How to seal hand-painted mugs?

Hand-painted mugs are typically sealed by curing them in an oven after the paint has dried, following the manufacturer’s instructions for the food-safe ceramic paint used. This heat-setting process permanently bonds the paint to the mug, making it durable and resistant to chipping and washing. Some professional ceramic paints or glazes may require kiln firing at higher temperatures for a more robust seal.

Are hand-painted mugs dishwasher safe?

Many hand-painted mugs, when properly cured with food-safe ceramic paints, are considered top-rack dishwasher safe, though hand-washing is often recommended for maximum longevity. Harsh detergents and high heat in dishwashers can, over time, degrade even the most durable painted designs. Always check the specific care instructions provided by the paint manufacturer or the artisan.

What kind of glaze is food safe for painted mugs?

For painted mugs, use a clear, non-toxic, lead-free ceramic glaze that is certified food-safe, especially for surfaces that will come into contact with liquids or lips. These glazes are typically applied over fired ceramic paints (underglazes or overglazes) and then fired in a kiln to create a durable, glossy, and protective layer that encapsulates the design and prevents leaching.

Where to buy hand-painted blueberry mugs?

You can buy hand-painted blueberry mugs from artisan marketplaces like Etsy, directly from independent artists’ websites, local craft fairs, or specialty gift shops. Look for descriptions that highlight “artisan quality,” “handmade excellence,” “artist signed,” and “food-safe” to ensure you’re getting a high-quality, unique product supporting master ceramist work.

How to care for painted ceramic mugs?

To care for painted ceramic mugs, generally hand-wash them with mild soap and avoid abrasive scrubbers that could scratch or chip the design. While some are dishwasher-safe, hand-washing prolongs the life of the artwork. Avoid extreme temperature changes, such as pouring boiling water into a very cold mug, as this can cause cracking.

What makes a painted blueberry mug unique?

A painted blueberry mug is unique due to its handmade nature, artistic interpretation, and potential for personalization. Each mug carries the distinct style of the artist, from specific brushwork to nuanced color choices, ensuring no two are exactly alike. Its bespoke quality contrasts sharply with mass-produced items, making it a truly one-of-a-kind item.

Are there non-toxic paints for mug painting?

Yes, there are many non-toxic, food-safe ceramic paints available that are specifically formulated for mug painting. These paints are designed to be safe once cured, meaning they won’t leach harmful chemicals into beverages. Always verify that the product explicitly states “food-safe” and “non-toxic” on the label before purchasing and using them for drinkware.

Final Thoughts on Painted Mugs Blueberry

As we conclude our exploration of painted mugs blueberry, it is clear that these items represent more than just simple vessels for your morning coffee. From whimsical rustic farmhouse blueberry motifs to sleek minimalist blueberry cluster designs, the world of painted mugs blueberry offers a delightful blend of artistic expression and functional charm. We’ve explored 9 Best Design Ideas for 2026, providing you with both the inspiration and the practical steps to create your own unique piece or to confidently select a truly special hand-painted blueberry mug from an artisan.

The key lies in understanding the interplay of design, materials, and proper techniques, ensuring your mug is not only beautiful but also durable and food-safe. Whether you choose to embark on a DIY project using food-safe ceramic paints or invest in an artisan-crafted masterpiece, remember the value of handmade excellence and the personal touch it adds to your daily routine or as a thoughtful gift. Each painted mug blueberry tells a story, a small canvas reflecting a love for nature’s bounty and the joy of creative effort. Embrace the process, from sketching designs on mugs to curing painted mugs, and enjoy the rewarding outcome.

What blueberry design are you most excited to try or buy first? Share your thoughts below

Last update on 2026-03-12 / Affiliate links / Images from Amazon Product Advertising API