MCP Virtual Try On in C++ (KarloAIMutthiMain)

Explore a C++ virtual try‑on app using Model Context Protocol for vector searches via Couchbase or local‑first methods, followed by style transfer via external API.

Python Pandas OpenAI API Couchbase C++

Overview

“KarloAIMutthiMain,” the second-place project at the AITinkerers Hackathon, is a Virtual Try-On Streamlit application. Users input desired clothing, and the app performs a vector search across an image database to find matches.

A key enhancement is the Model Context Protocol (MCP), offering two paths for vector search:

Couchbase Services: For scalable, robust searches.
Local-First Approach: For rapid, low-latency searches.

After the vector search, results are sent to an external Replicate inference API. This API performs style transfer, applying the chosen clothing to an image and returning the transformed result to the Streamlit app.

Links

https://github.com/nkapila6/mcp-kapila-style-cpp
C++ server performs VTO using Ollama, IDM-VTON, and Couchbase.

Tech stack

Python

Python: The high-level, general-purpose language built for readability, powering everything from web backends to advanced machine learning models.

Python is the high-level, general-purpose language prioritizing clear, readable syntax (via significant indentation), ensuring rapid development for any team . Its ecosystem is massive: use it for robust web development with frameworks like Django and Flask, or leverage its power in data science with libraries such as Pandas and NumPy . The Python Package Index (PyPI) provides thousands of community-contributed modules, offering immediate solutions for tasks from network programming to GUI creation . The language is actively maintained by the Python Software Foundation (PSF), with the stable release currently at Python 3.14.0 (as of November 2025) .

https://python.org

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Pandas

Pandas is the core Python library for high-performance data manipulation and analysis: it introduces the DataFrame and Series structures for fast, flexible handling of labeled data.

Pandas is your go-to, open-source Python library for data science, engineered for efficient data manipulation and analysis. It centers on two primary data structures: the two-dimensional DataFrame (like a spreadsheet or SQL table) and the one-dimensional Series. This toolkit handles everything from loading diverse file formats (CSV, Excel, JSON) to complex operations: data cleaning, transformation, statistical analysis, and time series processing. Developed by Wes McKinney in 2008, Pandas builds directly on NumPy and provides an intuitive API, making it the industry standard for turning raw data into actionable insights with minimal code.

https://pandas.pydata.org

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OpenAI API

OpenAI API: Your direct gateway to cutting-edge AI models (GPT-4o, DALL-E 3, Whisper), enabling scalable, multimodal intelligence integration into any application.

The OpenAI API provides authenticated, programmatic access to a powerful suite of generative AI models. Developers leverage REST endpoints and official libraries (Python, Node.js) to integrate capabilities like advanced text generation (GPT-4o), image creation (DALL-E 3), and speech-to-text transcription (Whisper). This platform is engineered for scale, supporting millions of daily requests for tasks from complex reasoning to real-time customer support agents, ensuring your application gets reliable, state-of-the-art intelligence.

https://platform.openai.com/

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Couchbase

Couchbase is a distributed, multi-model NoSQL database: it delivers sub-millisecond, memory-first performance and horizontal scaling for mission-critical applications.

Couchbase is the high-performance, distributed NoSQL document database built for scale and flexibility. It stores data as JSON documents, supporting a multi-model architecture that includes key-value, full-text search, and analytics services. The memory-first design ensures ultra-low latency, often in the sub-millisecond range, critical for use cases like e-commerce and financial transactions. Developers leverage SQL++ (N1QL) to query JSON data, combining NoSQL flexibility with familiar SQL syntax. With Couchbase Lite, the platform extends to the mobile and edge, providing robust offline-first synchronization capabilities.

https://www.couchbase.com

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C++

C++ is the compiled, multi-paradigm powerhouse (procedural, OOP, generic) designed by Bjarne Stroustrup for high-performance systems, from operating systems to AAA game engines.

C++ is the multi-paradigm (procedural, object-oriented, generic) programming language created by Bjarne Stroustrup in 1985, originally as an extension of C. It delivers a critical combination: low-level memory control and high-level abstraction, making it the premier choice for performance-critical applications. This includes major operating systems (like Windows and Linux), embedded systems, and demanding software like the Unreal Engine or Adobe products. The ISO/IEC JTC 1/SC 22/WG 21 committee continuously evolves the standard, with the latest being C++23 (ISO/IEC 14882:2024), ensuring modern features (e.g., modules, coroutines) integrate without compromising the language's core zero-overhead principle. It remains the essential engine for systems where speed and resource management are non-negotiable.

https://isocpp.org

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MCP Virtual Try On in C++ (KarloAIMutthiMain)

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