Prompt

need vector database for images and text together

Technology / Databases1 observationLast seen Oct 7, 2026

Latest observation

Oct 7, 2026OpenAI APIWeb search: off

If you want one vector database for both images and text, you’re looking for a multimodal vector DB or a normal vector DB that can store embeddings from different models in the same index/collection.

Good options

1) Pinecone

  • Easy managed service
  • Works well for text and image embeddings
  • Good metadata filtering
  • Best if you want low ops overhead

2) Weaviate

  • Strong multimodal support
  • Can store text, image, and metadata together
  • Good for semantic search across modalities
  • Open-source + cloud

3) Qdrant

  • Very flexible
  • Supports named vectors, so you can keep text and image embeddings separately in the same collection
  • Great filtering and performance
  • Open-source + cloud

4) Milvus

  • Scales well
  • Supports multimodal use cases
  • Good if you need large-scale vector search
  • More infra-heavy than Pinecone/Qdrant

5) Postgres + pgvector

  • Good for smaller systems
  • Can store text/image embeddings in tables
  • Simple if you already use PostgreSQL
  • Not ideal for very large-scale ANN search compared to dedicated vector DBs

Best approach

For images + text, usually you do this:

  • Convert text to text embeddings
  • Convert images to image embeddings
  • Store them in the same DB with:
    • a shared item ID
    • modality type (text, image)
    • metadata
  • Query with the same embedding space if using a multimodal model like CLIP

Important note

If you want search text to find images or image to find text, use a model that maps both into the same vector space, like:

  • CLIP
  • SigLIP
  • multimodal embedding models from OpenAI / others

If you use separate embedding models for text and images, you can still store them together, but cross-modal search is harder unless you align the spaces.

My recommendation

  • Fastest to build: Pinecone
  • Best open-source multimodal choice: Weaviate or Qdrant
  • Best for cross-modal search: use CLIP-style embeddings + one of the above

If you want, I can give you:

  1. a comparison table
  2. a recommended stack for your use case
  3. example code for storing/searching images + text

Observation history

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