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How to build real-time image search and query with natural language

🔍 Build Real-Time Image Search with CocoIndex, CLIP, and Qdrant
#OpenSource

CocoIndex is an ultra-performant real-time data transformation framework, built for scale and live updates. We just published a new tutorial blog https://cocoindex.io/blogs/live-image-search.

In this walkthrough, we’ll show how to build a semantic image search engine powered by multimodal AI – searchable with natural language in real time, with data insight to understand what’s going on step by step.

We combine:

  • CocoIndex for live data processing and transformation.

  • CLIP (ViT-L/14) is a vision-language model that can understand both images and texts. It's trained to align visual and textual representations in a shared embedding space.

  • Qdrant is a high performance vector database. We use it to store and query the embeddings.

  • FastAPI to build web API for image search.

You can search for “a cute animal” or “a red car”, and the system returns visually relevant results — no manual tagging needed.

👩‍💻 We’ll code this together step by step, and show how CocoIndex detects new files, computes embeddings, and streams them into the vector DB.

Let’s build a semantic search engine with:

  • Continuously monitor folder updates.
  • Process delta and keep index in sync with the source.
  • Natural language search mapped into the same latent space.

đź”—Repo: https://github.com/cocoindex-io/cocoindex
We’d appreciate a star in our repo if it is helpful :)

đź”—Read the tutorial: https://cocoindex.io/blogs/live-image-search

on May 24, 2025